{"id":17138,"date":"2025-05-22T09:54:28","date_gmt":"2025-05-22T16:54:28","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=17138"},"modified":"2025-06-13T22:45:04","modified_gmt":"2025-06-14T05:45:04","slug":"semantic-similarity-with-focused-selectivity","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/ko\/semantic-similarity-with-focused-selectivity\/","title":{"rendered":"\uc120\ud0dd\uc131\uc774 \uc9d1\uc911\ub41c \uc758\ubbf8\uc801 \uc720\uc0ac\uc131"},"content":{"rendered":"<h2>\uc2dc\ub9e8\ud2f1 \uac80\uc0c9\uc5d0 \uc120\ud0dd\uc131\uc774 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\uc9c0\uae08\uae4c\uc9c0\ub294 \ubca1\ud130 \uc784\ubca0\ub529\uc744 \uc644\uc804\ud55c \ub3c5\ub9bd\ud615 \uc5d4\ud2f0\ud2f0\ub85c \uac04\uc8fc\ud588\uc73c\uba70, \uc804\uc801\uc73c\ub85c \uc778\ucf54\ub529\ud558\ub294 \uc758\ubbf8\uc5d0\ub9cc \ucd08\uc810\uc744 \ub9de\ucdc4\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uc2dc\ub9e8\ud2f1 \uac80\uc0c9\uc774 \uac00\ub2a5\ud558\uc9c0\ub9cc, \uc885\uc885 <a target=\"_blank\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/vector-search-indexing-recall-faiss\/\" rel=\"noopener\">\ub192\uc740 \uc218\uc900\uc758 \uc720\uc0ac\uc131<\/a>\ub97c \uc0ac\uc6a9\ud558\uba74 \ucffc\ub9ac\uc640 \ub370\uc774\ud130 \uc138\ud2b8 \uc784\ubca0\ub529 \uac04\uc758 \uc720\uc0ac\uc131\uc73c\ub85c\ub9cc \uc81c\ud55c\ub429\ub2c8\ub2e4.<\/p>\n<p>\ubca1\ud130 \uc720\uc0ac\ub3c4 \uac80\uc0c9 \uc11c\ube44\uc2a4\ub294 \uc815\ud655\ud55c \uc220\uc5b4\ub97c \ub9cc\uc871\uc2dc\ud0a4\ub294 \ub370 \uc758\uc874\ud560 \uc218 \uc5c6\uc5c8\uc2b5\ub2c8\ub2e4. \uc0ac\uc804 \ud544\ud130\ub9c1\uc740 \uc77c\ubd80 \ud544\ud130\ub9c1 \uae30\uc900\uc744 \ucda9\uc871\ud558\ub294 \ubca1\ud130 \uc911\uc5d0\uc11c \uc720\uc0ac\ud55c \ubca1\ud130\ub9cc \uac80\uc0c9\ud568\uc73c\ub85c\uc368 \uc774\ub7ec\ud55c \uac04\uadf9\uc744 \uc815\ud655\ud788 \ud574\uacb0\ud558\ub294 \uac83\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc784\ubca0\ub529\uc740 \uad6c\uc9c1\uc774\ub4e0 \ubd80\ub3d9\uc0b0\uc774\ub4e0 \uac80\uc0c9 \ubc94\uc704\ub97c \ud2b9\uc815 \uc9c0\uc5ed\uc73c\ub85c \uc81c\ud55c\ud558\ub294 \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4. \ud2b9\uc815 \uc8fc\uc758 \ud574\ubcc0\uac00 \ubd80\ub3d9\uc0b0\uc744 \ucc3e\uace0 \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uce68\uc2e4\uc774 3\uac1c \uc774\uc0c1\uc778 \uc219\uc18c\ub85c \uac80\uc0c9\uc744 \uc81c\ud55c\ud558\uace0 \uc2f6\uc744 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\uc900\uc744 \ud544\ud130\ub9c1\ud560 \uc218 \uc788\ub294 \ubc29\ubc95 \uc5c6\uc774 \uc219\uc18c\ub97c \uac80\uc0c9\ud558\ub294 \uac83\uc740 \uc218\ub9ce\uc740 \uc219\uc18c\ub97c \uace0\ub824\ud560 \ub54c \uac70\uc758 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc0ac\uc804 \ud544\ud130\ub9c1\uc744 \uc0ac\uc6a9\ud558\uba74 \uc9c0\ub9ac\uc801 \uacf5\uac04 \ubc0f \uc22b\uc790 \ucffc\ub9ac\ub97c \ud1b5\ud574 \uac80\uc0c9 \uacf5\uac04\uc744 \uc801\uaca9 \uc219\uc18c\ub85c \uc81c\ud55c\ud558\uc5ec \ud2b9\uc815 \uc704\uce58\ub85c \uac80\uc0c9\uc744 \uc81c\ud55c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc81c\ud55c\ub41c \ud558\uc704 \uc9d1\ud569\uc5d0\uc11c \"\ud574\ubcc0\uac00\", \"\ud574\ubcc0\uac00\", \"\uc6cc\ud130\ud504\ub860\ud2b8\" \uc219\uc18c\uc5d0 \ub300\ud55c \ubca1\ud130 \uc720\uc0ac\ub3c4 \uac80\uc0c9\uc774 \uc218\ud589\ub429\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-17139\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-1024x289.png\" alt=\"\" width=\"900\" height=\"254\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-1024x289.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-300x85.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-768x217.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-1536x434.png 1536w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1-1320x373.png 1320w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image4-1.png 1999w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<p>\uc0ac\uc804 \ud544\ud130\ub9c1\uc744 \ud1b5\ud574 \uc0ac\uc6a9\uc790\ub294 \ucffc\ub9ac\uc5d0\uc11c kNN \uc18d\uc131\uc758 \uc77c\ubd80\ub85c \ud544\ud130 \ucffc\ub9ac\ub97c \uc9c0\uc815\ud560 \uc218 \uc788\uc73c\uba70, \uadf8 \uacb0\uacfc\ub9cc kNN \ucffc\ub9ac\uc5d0\uc11c \ubc18\ud658\ud560 \uc218 \uc788\ub294 \uac83\uc73c\ub85c \uac04\uc8fc\ub429\ub2c8\ub2e4. \uac04\ub2e8\ud788 \ub9d0\ud574, \uc0ac\uc6a9\uc790\ub294 \uc774\uc81c \uc775\uc219\ud55c FTS \ucffc\ub9ac \uad6c\ubb38\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c\uacfc \uac19\uc740 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <i>kNN \uac80\uc0c9\uc774 \uc218\ud589\ub420 \ubb38\uc11c\ub97c \uc81c\ud55c\ud569\ub2c8\ub2e4.<\/i>.<\/p>\n<h2>\uc0ac\uc804 \ud544\ud130\ub9c1\uc740 \uc5b8\uc81c \uc801\uc6a9\ud558\ub098\uc694?<\/h2>\n<p>\uc774\ub984\uc5d0\uc11c \uc54c \uc218 \uc788\ub4ef\uc774 \uc784\ubca0\ub529\uc740 \uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1\uc774 \uc801\uc6a9\ub429\ub2c8\ub2e4. <i>\uc804\uc5d0 <\/i>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc720\uc0ac\ub3c4 \uac80\uc0c9\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \uc774\ub294 kNN \uac80\uc0c9 \ud6c4 \uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1\uc774 \ub4a4\ub530\ub974\ub294 \uc0ac\ud6c4 \ud544\ud130\ub9c1\uacfc\ub294 \ub2e4\ub985\ub2c8\ub2e4. \uc0ac\uc804 \ud544\ud130\ub9c1\uc740 \ud544\ud130\ub9c1 \ub2e8\uacc4\ub97c \ud1b5\uacfc\ud55c \ubb38\uc11c\uac00 \uc801\uc5b4\ub3c4 \uadf8 \uc218\ub9cc\ud07c \ub9ce\ub2e4\ub294 \uac00\uc815 \ud558\uc5d0 \ud788\ud2b8 \ubb38\uc11c\ub97c \ubc18\ud658\ud560 \ud655\ub960\uc774 \ud6e8\uc52c \ub354 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-17141\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-1024x291.png\" alt=\"\" width=\"900\" height=\"256\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-1024x291.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-300x85.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-768x219.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-1536x437.png 1536w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1-1320x376.png 1320w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image2-1.png 1999w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-17140\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-1024x246.png\" alt=\"\" width=\"900\" height=\"216\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-1024x246.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-300x72.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-768x185.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-1536x370.png 1536w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3-1320x318.png 1320w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image1-3.png 1999w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<h2>\uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>kNN\uc744 \uc0ac\uc6a9\ud55c \uc0ac\uc804 \ud544\ud130\ub9c1\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uae30 \uc804\uc5d0 \uac80\uc0c9 \uc11c\ube44\uc2a4 \uc778\ub371\uc2a4\uc5d0 \ubca1\ud130 \uc778\ub371\uc2a4\uc640 \uc804\uccb4 \ud14d\uc2a4\ud2b8 \uc778\ub371\uc2a4\uac00 \uc5b4\ub5bb\uac8c \ud568\uaed8 \ubc30\uce58\ub418\ub294\uc9c0 \uc774\ud574\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uac01 \uac80\uc0c9 \uc778\ub371\uc2a4\uc5d0\ub294 \ud558\ub098 \uc774\uc0c1\uc758 \ud30c\ud2f0\uc158\uc774 \uc788\uc73c\uba70, \uac01 \ud30c\ud2f0\uc158\uc5d0\ub294 \ud558\ub098 \uc774\uc0c1\uc758 \uc138\uadf8\uba3c\ud2b8\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac01 \uc138\uadf8\uba3c\ud2b8\ub294 \ud30c\uc77c\uc774\uba70, \ud30c\uc77c\uc740 \uc778\ub371\uc2a4 \uc720\ud615\ub2f9 \ud558\ub098\uc529 \ubcc4\ub3c4\uc758 \uc139\uc158\uc73c\ub85c \ub098\ub269\ub2c8\ub2e4. \uc138\uadf8\uba3c\ud2b8\ub97c \ud14d\uc2a4\ud2b8\uc640 \ubca1\ud130 \ucf58\ud150\uce20\uac00 \ubaa8\ub450 \ud3ec\ud568\ub41c \ub3c5\ub9bd\ub41c \ub2e8\uc704\ub85c \ubcf4\ub294 \uac83\uc740 <i>\ubb38\uc11c \ubc30\uce58<\/i> \uc778\ub371\uc2f1\uc740 \uc138\uadf8\uba3c\ud2b8 \uc218\uc900\uc5d0\uc11c \uc0ac\uc804 \ud544\ud130\ub9c1\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0 \uc774\ud574\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-17142 alignleft\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1-1024x658.png\" alt=\"Semantic Similarity with Focused Selectivity\" width=\"399\" height=\"257\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1-1024x658.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1-300x193.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1-768x494.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1-1320x848.png 1320w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image6-1.png 1444w\" sizes=\"auto, (max-width: 399px) 100vw, 399px\" \/>\uc774\ub97c \uad6c\ucd95\ud560 \ub54c \uc8fc\uc694 \uace0\ub824 \uc0ac\ud56d\uc740 \ub2e4\uc74c\uacfc \uac19\uc544\uc57c \ud55c\ub2e4\ub294 \uac83\uc774\uc5c8\uc2b5\ub2c8\ub2e4. <i>\uc220\uc5b4\uc5d0 \uad6c\uc560\ubc1b\uc9c0 \uc54a\ub294<\/i> \ub85c \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc989, \ubca1\ud130 \uc778\ub371\uc2a4\uc5d0\uc11c\uc758 \ud544\ud130\ub9c1\uc740 \uc804\uccb4 \ud14d\uc2a4\ud2b8 \uc220\uc5b4\uc5d0 \uad00\uacc4\uc5c6\uc774 \ub3d9\uc77c\ud55c \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud574\uc57c \ud55c\ub2e4\ub294 \ub73b\uc785\ub2c8\ub2e4. \ud14d\uc2a4\ud2b8 \ud544\ub4dc\uc5d0 \ub300\ud55c \ud14d\uc2a4\ud2b8 \uc220\uc5b4\ub294 \ub2e4\ub978 \ud544\ub4dc\uc5d0 \ub300\ud55c \uc22b\uc790 \uc220\uc5b4\uc640 \ub2e4\ub974\uc9c0 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub97c \uc704\ud574 \ubb38\uc11c \uace0\uc720\uc758 \uc2dd\ubcc4\uc790\uc778 \ubb38\uc11c \ubc88\ud638\ub294 \uc5b4\ub5a4 \ubb38\uc11c\uac00 kNN \ucffc\ub9ac\uc5d0 \uc801\ud569\ud55c\uc9c0 \uad6c\ubd84\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud14d\uc2a4\ud2b8, \uc22b\uc790, \uc704\uce58 \uae30\ubc18 \uc815\ubcf4 \ub4f1 \ubaa8\ub4e0 FTS \ucffc\ub9ac\ub294 \ubb38\uc11c \ubc88\ud638\ub85c \ud788\ud2b8\ub97c \uc2dd\ubcc4\ud558\ub294 \uac83\uc73c\ub85c \uc694\uc57d\ub429\ub2c8\ub2e4. \ubb38\uc11c \ubc88\ud638\ub97c \uc0ac\uc6a9\ud558\uba74 \ubca1\ud130\uc5d0 \ub300\ud55c \uc778\ub371\uc2f1 \uc804\ub7b5\uc744 \ubcc0\uacbd\ud560 \ud544\uc694\uac00 \uc5c6\uace0 \uac80\uc0c9 \uc2dc\uac04 \ubcc0\uacbd\uc73c\ub85c \uc81c\ud55c\ud560 \ud544\uc694\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>1\ub2e8\uacc4: \uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1<\/h3>\n<p>\uc138\uadf8\uba3c\ud2b8\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ud14d\uc2a4\ud2b8 \ubc0f \ubca1\ud130 \ucf58\ud150\uce20\uac00 \uc0c9\uc778\ub41c \ubd88\ubcc0\uc758 \ubb38\uc11c \ubc30\uce58\uc774\ubbc0\ub85c, \uc804\uccb4 \ud14d\uc2a4\ud2b8 \uba54\ud0c0\ub370\uc774\ud130 \ucffc\ub9ac\ub294 \ubaa8\ub4e0 \uc801\uaca9 \ubb38\uc11c\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4. <i>\uc138\uadf8\uba3c\ud2b8 \uc218\uc900\uc5d0\uc11c<\/i>. \uadf8\ub7f0 \ub2e4\uc74c \ubb38\uc11c \ubc88\ud638\uac00 \ubca1\ud130 \uc778\ub371\uc2a4\ub85c \uc804\ub2ec\ub418\uc5b4 \uac00\uc7a5 \uac00\uae4c\uc6b4 \uc801\uaca9 \ubca1\ud130\ub97c \uac80\uc0c9\ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-17143 size-large\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-1024x500.png\" alt=\"Semantic Similarity with Focused Selectivity\" width=\"900\" height=\"439\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-1024x500.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-300x146.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-768x375.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-1536x750.png 1536w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1-1320x644.png 1320w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image3-1.png 1999w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<h3>2\ub2e8\uacc4: kNN \uac80\uc0c9<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-17144\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1-707x1024.png\" alt=\"Semantic Similarity with Focused Selectivity\" width=\"400\" height=\"579\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1-707x1024.png 707w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1-207x300.png 207w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1-768x1112.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1-300x434.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/image5-1.png 804w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/>\ud604\uc7ac \uc54c\uace0\ub9ac\uc998\uc740 <em>nprobe<\/em> IVF \uc778\ub371\uc2a4\uc5d0\uc11c \ucffc\ub9ac \ubca1\ud130\uc5d0 \uac00\uc7a5 \uac00\uae4c\uc6b4 \ud074\ub7ec\uc2a4\ud130\ub294 <i>\ubcf8\uc9c8\uc801\uc73c\ub85c \ub9f9\ubaa9\uc801\uc778 \ube44\ud589<\/i>\u00a0\uc801\uaca9 \ubb38\uc11c\uac00 \uac70\uc758 \ub610\ub294 \uc804\ud600 \uc5c6\ub294 \uadfc\uc811\ud55c \ud074\ub7ec\uc2a4\ud130\ub97c \uace0\ub824\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc774\uc81c \uac80\uc0c9 \uc2dc \uc870\uc0ac\ud560 \ud074\ub7ec\uc2a4\ud130\ub97c \uc120\ud0dd\ud558\ub824\uba74 \ub2e4\uc74c\uc744 \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4. <i>\uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1\ub41c \uc870\ud68c\uc218 \ubd84\ud3ec\uc5d0 \ub300\ud55c \uc124\uba85<\/i> \uc0c9\uc778 \uc804\uccb4\uc5d0 \uac78\uccd0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud074\ub7ec\uc2a4\ud130 <em>\ub2eb\uae30<\/em>\u00a0\ub97c \ucffc\ub9ac \ubca1\ud130\uc5d0 \ucd94\uac00\ud558\uba74 \ud6e8\uc52c \ub354 \uba40\ub9ac \uc788\ub294 \ucffc\ub9ac \ubca1\ud130\ubcf4\ub2e4 \uc801\uaca9 \uc870\ud68c \uc218\uac00 \ud6e8\uc52c \uc801\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\ucf5c\uc744 \ub192\uac8c \uc720\uc9c0\ud558\uba74\uc11c \ud544\ud130 \ud788\ud2b8 \ubd84\ud3ec\ub97c \uace0\ub824\ud55c\ub2e4\ub294 \uac83\uc740 \ud544\ud130 \ud788\ud2b8 \ubc00\ub3c4\ub9cc\uc744 \uae30\uc900\uc73c\ub85c \ud074\ub7ec\uc2a4\ud130\ub97c \uc2a4\uce94\ud560 \uc218 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc989, \ud544\uc694\ud55c \ub9cc\ud07c \ub9ce\uc740 \ud074\ub7ec\uc2a4\ud130\ub97c \uc2a4\uce94\ud558\uc5ec \ubd80\uc801\uaca9 \ubca1\ud130\uc5d0 \ub300\ud55c \uac70\ub9ac \uacc4\uc0b0\uc744 \ucd5c\uc18c\ud654\ud558\uc5ec <em>\uac00\uc7a5 \uac00\uae4c\uc6b4 \uc774\uc6c3<\/em>.<\/p>\n<p>\ub354 \uc77c\ucc0d, <em>nprobe<\/em> \ub294 <i>\uc808\ub300 \uc81c\ud55c<\/i> \ub97c \uc2a4\uce94\ud558\ub294 \ud074\ub7ec\uc2a4\ud130 \uc218\ub85c \ubcc0\uacbd\ud569\ub2c8\ub2e4. \uc774\uc81c \ub354 \uc801\uc740 \uc218\uc758 \ud074\ub7ec\uc2a4\ud130\uc5d0 \ucda9\ubd84\ud55c \uc801\uaca9 \ubca1\ud130\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud560 \ub54c \uc2a4\uce94\ud560 \ucd5c\uc18c \ud074\ub7ec\uc2a4\ud130 \uc218\uc5d0 \uac00\uae5d\uc2b5\ub2c8\ub2e4. \uac01 \ud074\ub7ec\uc2a4\ud130\uc5d0 \uc801\uaca9 \ubca1\ud130\uac00 \uc0c1\ub300\uc801\uc73c\ub85c \uc801\uc740 \ud76c\uc18c \ud544\ud130 \ud788\ud2b8 \ubd84\ud3ec\uc758 \uacbd\uc6b0, \uac00\uc7a5 \uac00\uae4c\uc6b4 \uc774\uc6c3 k \uac1c\ub97c \ucc3e\uc73c\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <i>N\ud504\ub85c\ube0c \ud074\ub7ec\uc2a4\ud130\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub9ce\uc740 \uac83\uc744 \uc2a4\uce94\ud569\ub2c8\ub2e4.<\/i>. \ud544\ud130\ub9c1\ub41c \ud074\ub7ec\uc2a4\ud130\uc640 \ud544\ud130\ub9c1\ub418\uc9c0 \uc54a\uc740 \ud074\ub7ec\uc2a4\ud130 \ubaa8\ub450 \ucffc\ub9ac \ubca1\ud130\ub85c\ubd80\ud130 \uac70\ub9ac\uac00 \uba40\uc5b4\uc9c0\ub294 \uc21c\uc11c\ub300\ub85c \ud074\ub7ec\uc2a4\ud130\ub97c \uc2a4\uce94\ud558\uba70, \uadf8 \ucc28\uc774\ub294 \uc7a0\uc7ac\uc801\uc73c\ub85c \ub354 \ub9ce\uc740 \uc218\uc758 \ud074\ub7ec\uc2a4\ud130\uc5d0 \uac78\uccd0 \ubca1\ud130\uc758 \ud558\uc704 \uc9d1\ud569\uc744 \uc2a4\uce94\ud558\ub294 \ub370 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<pre class=\"lang:c++ decode:true\">eligible_clusters: \ud544\ud130\ub9c1\ub41c \ud788\ud2b8 \uc218\uac00 1\uac1c \uc774\uc0c1\uc778 \ud074\ub7ec\uc2a4\ud130\r\neligible_clusters = k:\r\n        N\ud504\ub85c\ube0c \uc801\uaca9 \ud074\ub7ec\uc2a4\ud130 \uc2a4\uce94\r\n    else:\r\n        while total_hits(1,n) &lt; k:\r\n            n++\r\n        \uc801\uaca9 \ud074\ub7ec\uc2a4\ud130 n\uac1c \uc2a4\uce94<\/pre>\n<p>\ubca1\ud130 \uc778\ub371\uc2a4\uac00 \uc138\uadf8\uba3c\ud2b8 \uc218\uc900\uc5d0\uc11c \uac00\uc7a5 \uc720\uc0ac\ud55c \ubca1\ud130\ub97c \ubc18\ud658\ud558\uba74, \ud544\ud130\ub9c1 \uc5c6\uc774 kNN\uc5d0\uc11c \uc218\ud589\ub418\ub294 \ubc29\uc2dd\uacfc \uc720\uc0ac\ud558\uac8c \uae00\ub85c\ubc8c \uc778\ub371\uc2a4 \uc218\uc900\uc5d0\uc11c \uc9d1\uacc4\ub429\ub2c8\ub2e4.<\/p>\n<h3>\uc0ac\uc6a9 \ubc29\ubc95<\/h3>\n<p>\ubc84\ud0b7\uc744 \uac00\uc838\uac00 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4, <em>\ub79c\ub4dc\ub9c8\ud06c<\/em>. \uc774\uac83\uc740 \uc0d8\ud50c \ubb38\uc11c\uc785\ub2c8\ub2e4:<\/p>\n<pre class=\"lang:js decode:true\">{\r\n  \"title\": \"\ub85c\uc2a4\uc564\uc824\ub808\uc2a4\/\ubd81\uc11c\ubd80\",\r\n  \"name\": \"\uc5d8 \uc2dc\ub4dc \uadf9\uc7a5\",\r\n  \"alt\": null,\r\n  \"\uc8fc\uc18c\": \"4212 W Sunset Blvd\",\r\n  \"directions\": null,\r\n  \"phone\": null,\r\n  \"\uc218\uc2e0\uc790 \ubd80\ub2f4\": null,\r\n  \"\uc774\uba54\uc77c\": null,\r\n  \"URL\": null,\r\n  \"hours\": null,\r\n  \"image\": null,\r\n  \"price\": null,\r\n  \"content\": \"\uc138\uae30 \uc804\ud658\uae30\uc5d0 \uc9c0\uc5b4\uc84c\uc73c\uba70 \uba87 \ubc88\uc758 \ud658\uc0dd\uc744 \uac70\uccd0 \ub85c\uc2a4\uc564\uc824\ub808\uc2a4\uc5d0 \ub0a8\uc740 \uc720\uc77c\ud55c \ub514\ub108 \uadf9\uc7a5 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uba54\ub274\ub294 \uc2a4\ud398\uc778 \uc74c\uc2dd\uc774 \ub9ce\uc73c\uba70 \ud50c\ub77c\uba69\ucf54 \uacf5\uc5f0\ubd80\ud130 \ud600\ub97c \ub0b4\ub450\ub974\ub294 \ubc8c\ub808\uc2a4\ud06c\uae4c\uc9c0 \ubc24\uc5d0 \ub530\ub77c \uc1fc\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.\",\r\n  \"geo\": {\r\n    \"\uc815\ud655\ub3c4\": \"ROOFTOP\",\r\n    \"lat\": 34.0939,\r\n    \"lon\": -118.2822\r\n  },\r\n  \"activity\": \"do\",\r\n  \"type\": \"\ub79c\ub4dc\ub9c8\ud06c\",\r\n  \"id\": 35034,\r\n  \"\uad6d\uac00\": \"\ubbf8\uad6d\",\r\n  \"\ub3c4\uc2dc\": \"\ub85c\uc2a4\uc5d4\uc824\ub808\uc2a4\",\r\n  \"state\": \"\uce98\ub9ac\ud3ec\ub2c8\uc544\",\r\n  \"embedding_crc\": \"FA6EDFD97FFA665B\",\r\n  \"embedding\": [-0.003134159604087472, -0.020280055701732635,.... -0.014541691169142723]\r\n}<\/pre>\n<p>\uc778\ub371\uc2a4\ub97c \ub9cc\ub4ed\ub2c8\ub2e4, <em>\ud14c\uc2a4\ud2b8,<\/em> \ub97c \uc778\ub371\uc2f1\ud558\ub294 <em>\uc784\ubca0\ub529<\/em>, <em>id<\/em> \uadf8\ub9ac\uace0 <em>\ub3c4\uc2dc<\/em> \ud544\ub4dc.<\/p>\n<p>\uccab \ubc88\uc9f8 \uc9c8\ubb38\uc740 \uae38\ub9c1\uc5c4\uc5d0 \uc788\ub294 \uc655\ub9bd \uc5d4\uc9c0\ub2c8\uc5b4 \ubc15\ubb3c\uad00\uc744 \uc784\ubca0\ub529\ud558\ub294 \uac83\uc785\ub2c8\ub2e4:<\/p>\n<pre class=\"lang:js decode:true\">{\r\n  \"knn\": [\r\n    {\r\n      \"k\": 10,\r\n      \"field\": \"\uc784\ubca0\ub529\",\r\n      \"\ubca1\ud130\": [\r\n        0.0022478399332612753,\r\n        ....\r\n      ]\r\n    }\r\n  ],\r\n  \"explain\": true,\r\n  \"size\": 10,\r\n  \"from\": 0\r\n}<\/pre>\n<p>\uac00\uc7a5 \uac00\uae4c\uc6b4 \uacf3\uc740 \ub7f0\ub358 \uc18c\ubc29\ub300 \ubc15\ubb3c\uad00, \uc138\uc778\ud2b8 \uc54c\ubc18\uc2a4\uc758 \ubca0\ub8f0\ub77c\ubbf8\uc6c0 \ubc15\ubb3c\uad00, \ub7f0\ub358\uc758 RAF \ubc15\ubb3c\uad00\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774\uc81c \uae00\ub798\uc2a4\uace0\uc5d0\uc11c \uc720\uc0ac\ud55c \ubc15\ubb3c\uad00\uc744 \uac80\uc0c9\ud558\ub824\uace0 \ud569\ub2c8\ub2e4. \uc989, \ub3c4\uc2dc \ud544\ub4dc\uc5d0 \uac12\uc774 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. <em>\uae00\ub798\uc2a4\uace0<\/em>.<\/p>\n<p>\ud544\ud130\ub9c1\ub41c \ucffc\ub9ac\uc758 \ubaa8\uc2b5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <strong>\ud544\ud130<\/strong> \uc808\uc744 \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4:<\/p>\n<pre class=\"lang:js decode:true\">{\r\n  \"knn\": [\r\n    {\r\n      \"k\": 10,\r\n      \"field\": \"\uc784\ubca0\ub529\",\r\n      \"\ubca1\ud130\": [\r\n        0.0022478399332612753,\r\n        ....\r\n  ],\r\n  \"filter\": {\r\n        \"match\": \"\uae00\ub798\uc2a4\uace0\",\r\n        \"field\": \"city\"\r\n      }\r\n    }\r\n  ],\r\n  \"explain\": true,\r\n  \"size\": 10,\r\n  \"from\": 0\r\n}<\/pre>\n<p>\uc608\uc0c1\ub300\ub85c \uae00\ub798\uc2a4\uace0\uc5d0\uc11c \uac00\uc7a5 \uac00\uae4c\uc6b4 \ucf08\ube59\uadf8\ub85c\ube0c \ubbf8\uc220\uad00 \ubc0f \ubc15\ubb3c\uad00\uacfc \ub9ac\ubc84\uc0ac\uc774\ub4dc \ubc15\ubb3c\uad00\uc5d0 \ud55c\uc815\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uc608\uc5d0\uc11c \ubcfc \uc218 \uc788\ub4ef\uc774, \ud544\ud130\ub9c1\ub41c kNN \ucffc\ub9ac\ub294 \uc88b\uc740 FTS \ucffc\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc720\uc0ac\uc131 \uac80\uc0c9\uc744 \uc704\ud55c \ubb38\uc11c\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\ub294 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uacc4\uc18d \ud559\uc2b5\ud558\uae30<\/h2>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\ube14\ub85c\uadf8\uc5d0\uc11c FAISS\uc640 \ubca1\ud130 \uc778\ub371\uc2f1\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uc138\uc694, <a target=\"_blank\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/vector-search-indexing-recall-faiss\/\">\ubca1\ud130 \uac80\uc0c9 \uc131\ub2a5: \ub9ac\ucf5c\uc758 \ubd80\uc0c1<\/a><\/li>\n<li><a target=\"_blank\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/faster-llm-apps-semantic-cache-langchain-couchbase\/\">Couchbase\ub85c \ub354 \ube60\ub974\uace0 \uc800\ub834\ud558\uac8c LLM \uc571 \uad6c\ucd95\ud558\uae30<\/a><\/li>\n<li><a target=\"_blank\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/what-is-semantic-search\/\">\uc2dc\ub9e8\ud2f1 \uac80\uc0c9\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/a><\/li>\n<li>\uc9c0\uae08 \ubc14\ub85c \uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uce74\ud3a0\ub77c\ub97c \uc0ac\uc6a9\ud558\uc138\uc694, <a target=\"_blank\" href=\"https:\/\/cloud.couchbase.com\/sign-up?ref=blog\">\ubb34\ub8cc<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<p><a target=\"_blank\" href=\"https:\/\/cloud.couchbase.com\/sign-up?ref=blog\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-16409\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-1024x835.png\" alt=\"Free Cloud NoSQL DBaaS\" width=\"613\" height=\"500\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-1024x835.png 1024w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-300x245.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-768x626.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-1536x1252.png 1536w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-2048x1670.png 2048w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2024\/10\/capella-cloud-dbaas-couchbase-signup-free-1320x1076.png 1320w\" sizes=\"auto, (max-width: 613px) 100vw, 613px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Why does semantic search need selectivity? Up until now, we\u2019ve viewed a vector embedding as a complete, stand-alone entity &#8211; focused entirely on the meaning it encodes. While this enables semantic search, often with a high degree of similarity, it [&hellip;]<\/p>","protected":false},"author":85141,"featured_media":17148,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1815,2165,8683,9936,9937],"tags":[10117],"ppma_author":[9962],"class_list":["post-17138","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices-and-tutorials","category-full-text-search","category-geospatial","category-search","category-vector-search","tag-knn"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v26.1.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Semantic Similarity with Focused Selectivity - The Couchbase Blog<\/title>\n<meta name=\"description\" content=\"Discover how selective pre-filtering enhances semantic similarity search in Couchbase by combining vector and metadata queries.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/semantic-similarity-with-focused-selectivity\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Semantic Similarity with Focused Selectivity\" \/>\n<meta property=\"og:description\" content=\"Discover how selective pre-filtering enhances semantic similarity search in Couchbase by combining vector and metadata queries.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.couchbase.com\/blog\/ko\/semantic-similarity-with-focused-selectivity\/\" \/>\n<meta property=\"og:site_name\" content=\"The Couchbase Blog\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-22T16:54:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-14T05:45:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search-1024x536.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"536\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Aditi Ahuja, Software Engineer\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Aditi Ahuja, Software Engineer\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/\"},\"author\":{\"name\":\"Aditi Ahuja, Software Engineer\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/efea1290226a380570a7a86c651090a0\"},\"headline\":\"Semantic Similarity with Focused Selectivity\",\"datePublished\":\"2025-05-22T16:54:28+00:00\",\"dateModified\":\"2025-06-14T05:45:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/\"},\"wordCount\":1005,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png\",\"keywords\":[\"knn\"],\"articleSection\":[\"Best Practices and Tutorials\",\"Full-Text Search\",\"Geospatial\",\"Search\",\"Vector Search\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/\",\"url\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/\",\"name\":\"Semantic Similarity with Focused Selectivity - The Couchbase Blog\",\"isPartOf\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png\",\"datePublished\":\"2025-05-22T16:54:28+00:00\",\"dateModified\":\"2025-06-14T05:45:04+00:00\",\"description\":\"Discover how selective pre-filtering enhances semantic similarity search in Couchbase by combining vector and metadata queries.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#breadcrumb\"},\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ko-KR\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage\",\"url\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png\",\"contentUrl\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png\",\"width\":2400,\"height\":1256,\"caption\":\"blog-semantic-search selectivity\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.couchbase.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Semantic Similarity with Focused Selectivity\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#website\",\"url\":\"https:\/\/www.couchbase.com\/blog\/\",\"name\":\"The Couchbase Blog\",\"description\":\"Couchbase, the NoSQL Database\",\"publisher\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.couchbase.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ko-KR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#organization\",\"name\":\"The Couchbase Blog\",\"url\":\"https:\/\/www.couchbase.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ko-KR\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2023\/04\/admin-logo.png\",\"contentUrl\":\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2023\/04\/admin-logo.png\",\"width\":218,\"height\":34,\"caption\":\"The Couchbase Blog\"},\"image\":{\"@id\":\"https:\/\/www.couchbase.com\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/efea1290226a380570a7a86c651090a0\",\"name\":\"Aditi Ahuja, Software Engineer\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ko-KR\",\"@id\":\"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/image\/a3eb898818ce7bdfc1b89af35c10b1f5\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c7e80b3dd70704a52cc5d032f55449eb2bc253009a8495c7a53ea50a14a014a8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c7e80b3dd70704a52cc5d032f55449eb2bc253009a8495c7a53ea50a14a014a8?s=96&d=mm&r=g\",\"caption\":\"Aditi Ahuja, Software Engineer\"},\"url\":\"https:\/\/www.couchbase.com\/blog\/ko\/author\/aditi\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Semantic Similarity with Focused Selectivity - The Couchbase Blog","description":"\uc120\ud0dd\uc801 \uc0ac\uc804 \ud544\ud130\ub9c1\uc774 \ubca1\ud130 \ucffc\ub9ac\uc640 \uba54\ud0c0\ub370\uc774\ud130 \ucffc\ub9ac\ub97c \uacb0\ud569\ud558\uc5ec Couchbase\uc5d0\uc11c \uc758\ubbf8\ub860\uc801 \uc720\uc0ac\uc131 \uac80\uc0c9\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uc138\uc694.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.couchbase.com\/blog\/ko\/semantic-similarity-with-focused-selectivity\/","og_locale":"ko_KR","og_type":"article","og_title":"Semantic Similarity with Focused Selectivity","og_description":"Discover how selective pre-filtering enhances semantic similarity search in Couchbase by combining vector and metadata queries.","og_url":"https:\/\/www.couchbase.com\/blog\/ko\/semantic-similarity-with-focused-selectivity\/","og_site_name":"The Couchbase Blog","article_published_time":"2025-05-22T16:54:28+00:00","article_modified_time":"2025-06-14T05:45:04+00:00","og_image":[{"width":1024,"height":536,"url":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search-1024x536.png","type":"image\/png"}],"author":"Aditi Ahuja, Software Engineer","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Aditi Ahuja, Software Engineer","Est. reading time":"6\ubd84"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#article","isPartOf":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/"},"author":{"name":"Aditi Ahuja, Software Engineer","@id":"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/efea1290226a380570a7a86c651090a0"},"headline":"Semantic Similarity with Focused Selectivity","datePublished":"2025-05-22T16:54:28+00:00","dateModified":"2025-06-14T05:45:04+00:00","mainEntityOfPage":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/"},"wordCount":1005,"commentCount":0,"publisher":{"@id":"https:\/\/www.couchbase.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage"},"thumbnailUrl":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png","keywords":["knn"],"articleSection":["Best Practices and Tutorials","Full-Text Search","Geospatial","Search","Vector Search"],"inLanguage":"ko-KR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/","url":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/","name":"Semantic Similarity with Focused Selectivity - The Couchbase Blog","isPartOf":{"@id":"https:\/\/www.couchbase.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage"},"image":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage"},"thumbnailUrl":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png","datePublished":"2025-05-22T16:54:28+00:00","dateModified":"2025-06-14T05:45:04+00:00","description":"\uc120\ud0dd\uc801 \uc0ac\uc804 \ud544\ud130\ub9c1\uc774 \ubca1\ud130 \ucffc\ub9ac\uc640 \uba54\ud0c0\ub370\uc774\ud130 \ucffc\ub9ac\ub97c \uacb0\ud569\ud558\uc5ec Couchbase\uc5d0\uc11c \uc758\ubbf8\ub860\uc801 \uc720\uc0ac\uc131 \uac80\uc0c9\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uc138\uc694.","breadcrumb":{"@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#breadcrumb"},"inLanguage":"ko-KR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/"]}]},{"@type":"ImageObject","inLanguage":"ko-KR","@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#primaryimage","url":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png","contentUrl":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2025\/05\/blog-semantic-search.png","width":2400,"height":1256,"caption":"blog-semantic-search selectivity"},{"@type":"BreadcrumbList","@id":"https:\/\/www.couchbase.com\/blog\/semantic-similarity-with-focused-selectivity\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.couchbase.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Semantic Similarity with Focused Selectivity"}]},{"@type":"WebSite","@id":"https:\/\/www.couchbase.com\/blog\/#website","url":"https:\/\/www.couchbase.com\/blog\/","name":"\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \ube14\ub85c\uadf8","description":"NoSQL \ub370\uc774\ud130\ubca0\uc774\uc2a4, Couchbase","publisher":{"@id":"https:\/\/www.couchbase.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.couchbase.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ko-KR"},{"@type":"Organization","@id":"https:\/\/www.couchbase.com\/blog\/#organization","name":"\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \ube14\ub85c\uadf8","url":"https:\/\/www.couchbase.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"ko-KR","@id":"https:\/\/www.couchbase.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2023\/04\/admin-logo.png","contentUrl":"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2023\/04\/admin-logo.png","width":218,"height":34,"caption":"The Couchbase Blog"},"image":{"@id":"https:\/\/www.couchbase.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/efea1290226a380570a7a86c651090a0","name":"\uc544\ub514\ud2f0 \uc544\ud6c4\uc790, \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc5d4\uc9c0\ub2c8\uc5b4","image":{"@type":"ImageObject","inLanguage":"ko-KR","@id":"https:\/\/www.couchbase.com\/blog\/#\/schema\/person\/image\/a3eb898818ce7bdfc1b89af35c10b1f5","url":"https:\/\/secure.gravatar.com\/avatar\/c7e80b3dd70704a52cc5d032f55449eb2bc253009a8495c7a53ea50a14a014a8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/c7e80b3dd70704a52cc5d032f55449eb2bc253009a8495c7a53ea50a14a014a8?s=96&d=mm&r=g","caption":"Aditi Ahuja, Software Engineer"},"url":"https:\/\/www.couchbase.com\/blog\/ko\/author\/aditi\/"}]}},"authors":[{"term_id":9962,"user_id":85141,"is_guest":0,"slug":"aditi","display_name":"Aditi Ahuja, Software Engineer","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/c7e80b3dd70704a52cc5d032f55449eb2bc253009a8495c7a53ea50a14a014a8?s=96&d=mm&r=g","author_category":"","last_name":"Ahuja, Software Engineer","first_name":"Aditi","job_title":"","user_url":"","description":""}],"_links":{"self":[{"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/posts\/17138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/users\/85141"}],"replies":[{"embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/comments?post=17138"}],"version-history":[{"count":0,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/posts\/17138\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/media\/17148"}],"wp:attachment":[{"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/media?parent=17138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/categories?post=17138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/tags?post=17138"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.couchbase.com\/blog\/ko\/wp-json\/wp\/v2\/ppma_author?post=17138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}