{"id":22108,"date":"2026-02-03T08:37:07","date_gmt":"2026-02-03T00:37:07","guid":{"rendered":"https:\/\/www.orczhou.com\/?p=22108"},"modified":"2026-02-03T08:39:11","modified_gmt":"2026-02-03T00:39:11","slug":"general-understanding-of-clip","status":"publish","type":"post","link":"https:\/\/www.orczhou.com\/index.php\/2026\/02\/general-understanding-of-clip\/","title":{"rendered":"\u4e86\u89e3 CLIP \u6a21\u578b"},"content":{"rendered":"\n\n\n\n<p style=\"margin-top:4px;margin-bottom:4px\">\u6df1\u5ea6\u5b66\u4e60\u9886\u57df\u9664\u4e86\u5927\u8bed\u8a00\u6a21\u578b\u4e4b\u5916\uff0c\u53e6\u4e00\u4e2a\u6781\u5176\u6d3b\u8dc3\u7684\u9886\u57df\u5373\u4e3a\u89c6\u9891\u3001\u56fe\u50cf\u5904\u7406\u9886\u57df\uff08\u6216\u8005\u53eb\u201c\u591a\u6a21\u201d\u6570\u636e\uff09\u3002\u968f\u7740 Stable Diffusion \u53d6\u5f97\u6210\u529f\uff0c\u8fd9\u4e2a\u9886\u57df\u4e5f\u5728\u975e\u5e38\u5feb\u901f\u7684\u53d1\u5c55\u3002\u8fd9\u91cc\u4e5f\u6253\u7b97\u6781\u5176\u7c97\u6d45\u7684\u4e86\u89e3\u4e00\u4e0b\u8fd9\u4e2a\u9886\u57df\u3002\u6253\u7b97\uff0c\u4ece\u6700\u4e3a\u57fa\u7840\u201c\u7ec4\u4ef6\u201d\u4e4b\u4e00 \u201c<a href=\"https:\/\/openai.com\/index\/clip\/\">CLIP<\/a>\u201d \u5f00\u59cb\u3002<\/p>\n\n\n\n<p>\u201cCLIP\u201d\u7684\u5168\u79f0\u662f\u201cContrastive Language\u2013Image Pre-training\u201d\uff0c\u63cf\u8ff0\u7684\u662f\u4e00\u79cd\u8bad\u7ec3\u65b9\u6cd5\uff0c\u53ef\u4ee5\u628a\u201c\u56fe\u7247\u201d\u3001\u201c\u6587\u5b57\u201d\u5d4c\u5165\uff08Embedding\uff09\u5230\u540c\u4e00\u4e2a\u7a7a\u95f4\uff08\u4f8b\u5982 512 \u7ef4\u7684\u5411\u91cf\u7a7a\u95f4\uff09\uff0c\u5e76\u4fdd\u6301\u975e\u5e38\u597d\u7684\u76f8\u5173\u6027\u3002\u5229\u7528\u8fd9\u4e2a\u7279\u70b9\uff0c\u5219\u53ef\u4ee5\u975e\u5e38\u597d\u7684\u8fdb\u884c\u8bf8\u5982\uff1a\u56fe\u7247\u76f8\u4f3c\u6027\u3001\u6587\u672c\u56fe\u7247\u76f8\u5173\u6027\u7684\u4eba\u7269\uff1b\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u5176\u4ed6\u6a21\u578b\u7684\u4e00\u90e8\u5206\uff0c\u63d0\u4f9b\u975e\u5e38\u597d\u7684\u6587\u672c\u4e0e\u56fe\u7247\u4e00\u81f4\u6027\u7684\u5173\u7cfb\u3002\u8fd9\u91cc\u4ee5\u5178\u578b\u7684\u201c<a href=\"https:\/\/huggingface.co\/openai\/clip-vit-base-patch32\">clip-vit-base-patch32<\/a>\u201d\u6a21\u578b\u4e3a\u4f8b\uff0c\u53bb\u7b80\u5355\u5b9e\u8df5\u5e76\u4e86\u89e3\u8be5\u6a21\u578b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5b9e\u9a8c\u8bbe\u8ba1<\/h3>\n\n\n\n<p>\u8fd9\u91cc\u9009\u62e9\u4e00\u5f20\u56fe\u7247\uff0c\u5982\u53f3\u56fe\uff0c\u4f7f\u7528\u8be5\u6a21\u578b\u5bf9\u56fe\u7247\u8fdb\u884c Embedding\uff1b\u7136\u540e\u518d\u9009\u62e9\u4e00\u7ec4\u6587\u672c\uff0c\u5982\u4e0b\uff0c\u4f7f\u7528\u8be5\u6a21\u578b\u5bf9\u5176\u8fdb\u884c Embedding \uff0c\u7136\u540e\u89c2\u5bdf\u8fd9\u4e9b\u5411\u91cf\u4e4b\u95f4\u7684\u4f59\u5f26\u8ddd\u79bb\u5173\u7cfb\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:13%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-container-core-column-is-layout-29333b1a wp-block-column-is-layout-flow\" style=\"flex-basis:35%\">\n<pre class=\"wp-block-code\" style=\"padding-top:4px;padding-bottom:4px;font-size:12px\"><code lang=\"python\" class=\"language-python\">texts = [\n    \"a dog\",\n    \"a cat\",\n    \"a car\",\n    \"a landscape\",\n    \"a person\",\n    \"a person behind a statue\",\n    \"a person riding a bicycle\",\n    \"tourist attraction\",\n    \"a vacation\"\n]<\/code><\/pre>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:35%\">\n<figure class=\"wp-block-image alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-1024x683.jpg\" alt=\"\" class=\"wp-image-21871\" style=\"aspect-ratio:1.499299654496218;width:333px;height:auto\" srcset=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-1024x683.jpg 1024w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-300x200.jpg 300w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-768x512.jpg 768w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-1536x1024.jpg 1536w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2025\/12\/IMG_1710-2048x1365.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:13%\"><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5b9e\u9a8c\u6570\u636e\u4e0e\u7ed3\u679c\u5206\u6790<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>\u5728\u4f7f\u7528\u6a21\u578b\u8fdb\u884cEmbedding\u540e\uff0c\u7136\u540e\u628a\u6240\u6709\u6587\u672c\u5411\u91cf\u4e0e\u56fe\u7247\u8ba1\u7b97\u4f59\u5f26\u76f8\u4f3c\u5ea6\u540e\u6709\u53f3\u4fa7\u6570\u636e\uff1a<\/p>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u56fe\u7247\u548c\u6587\u672c\u4e4b\u95f4\u8868\u73b0\u51fa\u4e86\u975e\u5e38\u5f3a\u7684\u76f8\u5173\u5ea6\u3002\u76f8\u5173\u5ea6\u6700\u9ad8\u7684\u6587\u672c\u4e3a\uff1a\u201ca person behind a statue\u201d\uff0c\u4e5f\u662f\u6240\u6709\u6587\u672c\u4e2d\u5bf9\u56fe\u7247\u6700\u4e3a\u51c6\u786e\u7684\u63cf\u8ff0\u3002\u201ca person\u201d \u4e5f\u6bd4 \u201ca person riding a bicycle\u201d \u6709\u7740\u66f4\u9ad8\u7684\u76f8\u4f3c\u5ea6\uff0c\u66f4\u6bd4\u8bf8\u5982 \u201ca dog\u201d\u3001\u201ca cat\u201d \u8981\u9ad8\u975e\u5e38\u591a\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-code\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.156), 16px);\"><code class=\"\">0.2707  |  a person behind a statue\n0.2508  |  tourist attraction\n0.2074  |  a person\n0.2063  |  a vacation\n0.1974  |  a person riding a bicycle\n0.1875  |  a dog\n0.1821  |  a landscape\n0.1754  |  a cat\n0.1655  |  a car<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2.1 \u53ef\u89c6\u5316\u7ed3\u679c<\/h4>\n\n\n\n<p>\u8fd9\u91cc\u5728\u4e00\u4e2a\u6570\u8f74\u4e0a\uff0c\u7b80\u5355\u5bf9\u4e0a\u8ff0\u7ed3\u679c\u8fdb\u884c\u53ef\u89c6\u5316\uff0c\u4ece\u800c\u5efa\u7acb\u4e00\u4e2a\u66f4\u4e3a\u76f4\u89c2\u4e00\u70b9\u7684\u8ba4\u8bc6\uff1a<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69fb27d34493c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69fb27d34493c\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"290\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2026\/01\/13.png\" alt=\"\" class=\"wp-image-22103\" srcset=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2026\/01\/13.png 1000w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2026\/01\/13-300x87.png 300w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2026\/01\/13-768x223.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p>\u5728\u6570\u8f74\u4e0a\u5c06\u4e0a\u8ff0\u6587\u672c\u4e0e\u56fe\u7247\u7684\u76f8\u4f3c\u5ea6\u53d6\u503c\u7ed8\u5236\u51fa\u6765\uff0c\u53ef\u4ee5\u770b\u5230\uff0c\u201ca person behind a statue\u201d\u8fdc\u6bd4\u5176\u4ed6\u7684\u6587\u672c\u76f8\u4f3c\u5ea6\u8981\u9ad8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u5176\u4ed6<\/h3>\n\n\n\n<p>\u5bf9\u4e8e Embedding \u51fa\u6765\u7684\u5411\u91cf\uff0c\u8fd9\u91cc\u4e5f\u4f7f\u7528\u8bf8\u5982\u201cT-SNE\u201d\u3001\u201cPCA\u201d\u3001\u201cUMAP\u201d\u3001\u201cMDS\u201d\u7b49\u65b9\u5f0f\u53bb\u964d\u7ef4\u5230\u4e8c\u7ef4\u7a7a\u95f4\u5206\u6790\uff0c\u4f46\u662f\u5e76\u6ca1\u6709\u89c2\u5bdf\u4f59\u5f26\u76f8\u4f3c\u5ea6\u7684\u4fdd\u6301\uff0c\u4e0e\u4e0a\u8ff0\u8ba1\u7b97\u7ed3\u679c\u4e0d\u7b26\u5408\u3002\u4e5f\u8bb8\u662f\u70b9\u592a\u5c11\u3001\u4e5f\u8bb8\u662f\u7528\u6cd5\u4e0d\u5bf9\u3002\u8fd9\u4e5f\u8ba9\u5bf9\u8bf8\u5982\u201cT-SNE\u201d\u7b49\u7b97\u6cd5\u5728\u53ef\u89c6\u5316\u4e0a\u6548\u679c\uff0c\u63d0\u9ad8\u4e86\u8b66\u60d5\u3002\u5173\u4e8e\u8fd9\u90e8\u5206\u8ba1\u7b97\u7684\u6570\u636e\u548c\u7ed3\u679c\u53ef\u4ee5\u53c2\u8003\uff1a<a href=\"https:\/\/colab.research.google.com\/drive\/1gcZiWg71cQJRiHmL6hnfWLoOPyCVDqnO#scrollTo=iGFQ9rhjhQdU\">SD-Forward-Diffusion-Process.ipynb@Colab<\/a>\uff0c\u8fd9\u91cc\u4e0d\u518d\u5c55\u793a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u968f\u7740 Stable Diffusion \u53d6\u5f97\u6210\u529f\uff0c\u8fd9\u4e2a\u9886\u57df\u4e5f\u5728\u975e\u5e38\u5feb\u901f\u7684\u53d1\u5c55\u3002\u8fd9\u91cc\u4e5f\u6253\u7b97\u6781\u5176\u7c97\u6d45\u7684\u4e86\u89e3\u4e00\u4e0b\u8fd9\u4e2a\u9886\u57df\u3002\u6253\u7b97\uff0c\u4ece\u6700\u4e3a\u57fa\u7840\u201c\u7ec4\u4ef6\u201d\u4e4b\u4e00 \u201cCLIP\u201d \u5f00\u59cb\u3002<\/p>\n","protected":false},"author":1,"featured_media":22130,"comment_status":"open","ping_status":"closed","sticky":false,"template":"wp-custom-template-a-1440-px-width-template","format":"standard","meta":{"_eb_attr":"","inline_featured_image":false,"_tocer_settings":[],"footnotes":""},"categories":[139],"tags":[],"class_list":["post-22108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai-llm"],"_links":{"self":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/22108","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=22108"}],"version-history":[{"count":29,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/22108\/revisions"}],"predecessor-version":[{"id":23260,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/22108\/revisions\/23260"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/media\/22130"}],"wp:attachment":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=22108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=22108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=22108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}