{"id":1040,"date":"2025-02-27T21:48:40","date_gmt":"2025-02-28T05:48:40","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/?p=1040"},"modified":"2025-02-27T21:48:40","modified_gmt":"2025-02-28T05:48:40","slug":"%e4%bd%bf%e7%94%a8chroma%e6%9e%84%e5%bb%ba-net-ai%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/%e4%bd%bf%e7%94%a8chroma%e6%9e%84%e5%bb%ba-net-ai%e5%ba%94%e7%94%a8\/","title":{"rendered":"\u4f7f\u7528Chroma\u6784\u5efa.NET AI\u5e94\u7528"},"content":{"rendered":"

\u672c\u6587\u7ffb\u8bd1\u81ea Luis<\/a>\u00a0\u548c Jiri<\/a> \u7684 Building .NET AI apps with Chroma<\/a><\/span><\/em><\/span><\/p>\n

\u65e0\u8bba\u60a8\u662f<\/span>\u6784\u5efa<\/span> AI<\/span> \u89e3\u51b3\u65b9\u6848<\/span>\u8fd8\u662f\u60f3<\/span>\u4f7f\u7528<\/span>\u9ad8\u7ea7<\/span>\u641c\u7d22<\/span>\u529f\u80fd<\/span>\u589e\u5f3a<\/span>\u73b0\u6709<\/span>\u9879\u76ee<\/span>\uff0c<\/span>\u60a8<\/span>\u73b0\u5728<\/span>\u90fd\u53ef\u4ee5<\/span>\u4f7f\u7528<\/span>\u00a0Chroma<\/span> \u4f5c\u4e3a<\/span> .<\/span>NET<\/span> \u5e94\u7528\u7a0b\u5e8f\u4e2d<\/span>\u7684<\/span>\u6570\u636e\u5e93<\/span>\u63d0\u4f9b\u7a0b\u5e8f<\/span>\u3002<\/span><\/span><\/p>\n

\u4ec0\u4e48\u662fChroma\uff1f<\/strong><\/span><\/h2>\n

Chroma \u662f\u4e00\u6b3e\u9002\u7528\u4e8e\u4eba\u5de5\u667a\u80fd\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u6e90\u6570\u636e\u5e93\u3002<\/span><\/p>\n

\u501f\u52a9\u5bf9\u5b58\u50a8\u5d4c\u5165\u3001\u5143\u6570\u636e\u8fc7\u6ee4\u3001\u5411\u91cf\u641c\u7d22\u3001\u5168\u6587\u641c\u7d22\u3001\u6587\u6863\u5b58\u50a8\u548c\u591a\u6a21\u5f0f\u68c0\u7d22\u7684\u652f\u6301\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 Chroma \u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u652f\u6301\u8bed\u4e49\u641c\u7d22\u548c\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff08RAG\uff09\u529f\u80fd\u3002<\/span><\/p>\n

\u6709\u5173\u66f4\u591a\u8be6\u60c5\uff0c\u8bf7\u8bbf\u95ee Chroma \u7f51\u7ad9<\/a>\u3002<\/span><\/p>\n

\u5728 C# \u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528<\/strong>Chroma<\/strong><\/span><\/h2>\n

\u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528 ChromaDB.Client<\/a>\u00a0\u6765\u8fde\u63a5\u5230 Chroma \u6570\u636e\u5e93\u5e76\u4f7f\u7528\u5411\u91cf\u641c\u7d22\u6765\u641c\u7d22\u7535\u5f71\u3002<\/span><\/p>\n

\u6700\u7b80\u5355\u7684\u5f00\u59cb\u65b9\u5f0f\u662f\u5728\u672c\u5730\u4f7f\u7528 Chroma Docker \u6620\u50cf<\/a>\u3002\u60a8\u4e5f\u53ef\u4ee5\u5728 Azure \u4e2d\u90e8\u7f72\u5b9e\u4f8b<\/a>\u3002<\/span><\/p>\n

<\/i>\u6ce8\u610f<\/strong><\/p>ChromaDB.Client \u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u7531\u793e\u533a\u652f\u6301\u7684\u5e93\u3002<\/div><\/span><\/p>\n

\u8fde\u63a5\u6570\u636e\u5e93<\/strong><\/span><\/h3>\n
    \n
  1. \u521b\u5efa C# \u63a7\u5236\u53f0\u5e94\u7528\u7a0b\u5e8f<\/span><\/li>\n
  2. \u5b89\u88c5 ChromaDB.Client<\/a> Nuget \u5305<\/span><\/li>\n
  3. \u521b\u5efa\u5e26\u6709\u914d\u7f6e\u9009\u9879\u7684 ChromaClient<\/code><\/span><\/li>\n<\/ol>\n
    using ChromaDB.Client;\r\nvar configOptions = new ChromaConfigurationOptions(uri: \"http:\/\/localhost:8000\/api\/v1\/\");\r\nusing var httpClient = new HttpClient();\r\nvar client = new ChromaClient(configOptions, httpClient);<\/code><\/span><\/pre>\n
    \u5f53\u4f7f\u7528\u6258\u7ba1\u7248\u672c\u7684 Chroma \u65f6\uff0c\u8bf7\u5c06 uri<\/code> \u66ff\u6362\u4e3a\u60a8\u7684\u6258\u7ba1\u7aef\u70b9\u3002<\/span><\/p>\n
    \u521b\u5efa\u96c6\u5408<\/strong><\/span><\/h3>\n
    \u73b0\u5728\u60a8\u6709\u4e86\u5ba2\u6237\u7aef\uff0c\u8bf7\u521b\u5efa\u4e00\u4e2a\u96c6\u5408\u6765\u5b58\u50a8\u7535\u5f71\u6570\u636e\u3002<\/span><\/p>\n
    var collection = await client.GetOrCreateCollection(\"movies\");<\/code><\/span><\/pre>\n
    \u8981\u5bf9\u8be5\u96c6\u5408\u6267\u884c\u64cd\u4f5c\uff0c\u60a8\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u96c6\u5408\u5ba2\u6237\u7aef\u3002<\/span><\/p>\n
    var collectionClient = new ChromaCollectionClient(collection, configOptions, httpClient);<\/code><\/span><\/pre>\n
    \u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u6570\u636e<\/strong><\/span><\/h3>\n
    \u521b\u5efa\u96c6\u5408\u540e\uff0c\u5c31\u53ef\u4ee5\u5411\u5176\u4e2d\u6dfb\u52a0\u6570\u636e\u4e86\u3002\u6211\u4eec\u5b58\u50a8\u7684\u6570\u636e\u5305\u62ec\uff1a<\/span><\/p>\n
      \n
    1. \u7535\u5f71 ID<\/span><\/li>\n
    2. \u7528\u4e8e\u8868\u793a\u7535\u5f71\u63cf\u8ff0\u7684\u5d4c\u5165\u5411\u91cf\u3002<\/span><\/li>\n
    3. \u5305\u542b\u7535\u5f71\u6807\u9898\u7684\u5143\u6570\u636e<\/span><\/li>\n<\/ol>\n\n\n\n\n\n\n\n\n
      ID<\/span><\/th>\nTitle<\/span><\/th>\nEmbedding<\/span><\/th>\nMovie Description<\/span><\/th>\n<\/tr>\n
      1<\/span><\/td>\nThe Lion King<\/span><\/td>\n[0.10022575, -0.23998135]<\/span><\/td>\nThe Lion King is a classic Disney animated film that tells the story of a young lion named Simba who embarks on a journey to reclaim his throne as the king of the Pride Lands after the tragic death of his father.<\/span><\/td>\n<\/tr>\n
      2<\/span><\/td>\nInception<\/span><\/td>\n[0.10327095, 0.2563685]<\/span><\/td>\nInception is a mind-bending science fiction film directed by Christopher Nolan. It follows the story of Dom Cobb, a skilled thief who specializes in entering people\u2019s dreams to steal their secrets. However, he is offered a final job that involves planting an idea into someone\u2019s mind.<\/span><\/td>\n<\/tr>\n
      3<\/span><\/td>\nToy Story<\/span><\/td>\n[0.095857024, -0.201278]<\/span><\/td>\nToy Story is a groundbreaking animated film from Pixar. It follows the secret lives of toys when their owner, Andy, is not around. Woody and Buzz Lightyear are the main characters in this heartwarming tale.<\/span><\/td>\n<\/tr>\n
      4<\/span><\/td>\nPulp Fiction<\/span><\/td>\n[0.106827796, 0.21676421]<\/span><\/td>\nPulp Fiction is a crime film directed by Quentin Tarantino. It weaves together interconnected stories of mobsters, hitmen, and other colorful characters in a non-linear narrative filled with dark humor and violence.<\/span><\/td>\n<\/tr>\n
      5<\/span><\/td>\nShrek<\/span><\/td>\n[0.09568083, -0.21177962]<\/span><\/td>\nShrek is an animated comedy film that follows the adventures of Shrek, an ogre who embarks on a quest to rescue Princess Fiona from a dragon-guarded tower in order to get his swamp back.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      List<string> movieIds = [\"1\", \"2\", \"3\", \"4\", \"5\" ];\r\n\r\nList<ReadOnlyMemory<float>> descriptionEmbeddings = [\r\n\r\n    new [] { 0.10022575f, -0.23998135f },\r\n    new [] { 0.10327095f, 0.2563685f },\r\n    new [] { 0.095857024f, -0.201278f },\r\n    new [] { 0.106827796f, 0.21676421f },\r\n    new [] { 0.09568083f, -0.21177962f },\r\n];\r\n\r\nList<Dictionary<string,object>> metadata = \r\n[\r\n    new Dictionary<string, object> { [\"Title\"] = \"The Lion King\" },\r\n    new Dictionary<string, object> { [\"Title\"] = \"Inception\"  },\r\n    new Dictionary<string, object> { [\"Title\"] = \"Toy Story\"  },\r\n    new Dictionary<string, object> { [\"Title\"] = \"Pulp Fiction\" },\r\n    new Dictionary<string, object> { [\"Title\"] = \"Shrek\"  },\r\n];\r\n\r\nawait collectionClient.Add(movieIds, descriptionEmbeddings, metadata);<\/code><\/span><\/pre>\n
      \u641c\u7d22\u7535\u5f71\uff08\u4f7f\u7528\u5411\u91cf\u641c\u7d22\uff09<\/strong><\/span><\/h3>\n
      \u73b0\u5728\u60a8\u7684\u6570\u636e\u5df2\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u60a8\u53ef\u4ee5\u67e5\u8be2\u5b83\u3002\u5728\u672c\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5411\u91cf\u641c\u7d22\u3002<\/span><\/p>\n\n\n\n\n
      Text<\/span><\/th>\nEmbedding<\/span><\/th>\n<\/tr>\n
      A family friendly movie<\/span><\/td>\n[0.12217915, -0.034832448]<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      List<ReadOnlyMemory<float>> queryEmbedding = [new([0.12217915f, -0.034832448f])];\r\n\r\nvar queryResult = await collectionClient.Query(\r\n    queryEmbeddings: queryEmbedding,\r\n    nResults: 2,\r\n    include: ChromaQueryInclude.Metadatas | ChromaQueryInclude.Distances);\r\n\r\nforeach (var result in queryResult)\r\n{\r\n    foreach (var item in result)\r\n    {\r\n        Console.WriteLine($\"Title: {(string)item.Metadata[\"Title\"] ?? string.Empty} {(item.Distance)}\");\r\n    }\r\n}<\/code><\/span><\/pre>\n
      \u7ed3\u679c\u5e94\u7c7b\u4f3c\u4e8e\u4ee5\u4e0b\u8f93\u51fa\u3002<\/span><\/p>\n
      Title: Toy Story 0.028396977\r\nTitle: Shrek 0.032012463<\/code><\/span><\/pre>\n
      \u603b\u7ed3<\/strong><\/span><\/h2>\n
      \u8fd9\u4e00\u6700\u65b0\u529f\u80fd\u589e\u5f3a\u4e86 .NET \u4e2d\u4e0d\u65ad\u53d1\u5c55\u7684 AI \u751f\u6001\u7cfb\u7edf\u3002\u5b83\u4e3a\u66f4\u7b80\u5355\u5730\u5b9e\u73b0\u73b0\u6709\u7684\u8bed\u4e49\u5185\u6838\u8fde\u63a5\u5668\u4ee5\u53ca\u5728\u60a8\u7684 .NET \u5e94\u7528\u7a0b\u5e8f\u4e2d\u65e0\u7f1d\u96c6\u6210 Microsoft.Extensions.VectorData<\/a> \u548c Microsoft.Extensions.AI<\/a> \u7b49\u57fa\u7840\u7ec4\u4ef6\u94fa\u5e73\u4e86\u9053\u8def\u3002<\/span><\/p>\n
      \u6211\u4eec\u8981\u611f\u8c22 @ssone95<\/a> \u4e3a\u8be5\u9879\u76ee\u6240\u505a\u7684\u5de5\u4f5c\u548c\u8d21\u732e\u3002\u6211\u4eec\u5f88\u9ad8\u5174\u80fd\u7ee7\u7eed\u4e0e\u793e\u533a\u5408\u4f5c\u5efa\u7acb\u5408\u4f5c\u4f19\u4f34\u5173\u7cfb\uff0c\u4f7f .NET \u5f00\u53d1\u4eba\u5458\u80fd\u591f\u6784\u5efa AI \u5e94\u7528\u7a0b\u5e8f\u3002<\/span><\/p>\n
      \u8981\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u6570\u636e\u5e93\u5982Chroma\u6784\u5efa AI \u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u67e5\u770b .NET AI \u6587\u6863<\/a>\u3002<\/span><\/p>\n
      \u73b0\u5728\u5c31\u8bd5\u7528 Chroma C# SDK \u5e76\u00a0\u63d0\u4f9b\u53cd\u9988<\/a>\u3002<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"
      \u672c\u6587\u7ffb\u8bd1\u81ea Luis\u00a0\u548c Jiri \u7684 Building .NET AI apps with Chroma \u65e0\u8bba\u60a8\u662f\u6784\u5efa AI \u89e3\u51b3\u65b9\u6848\u8fd8\u662f\u60f3\u4f7f\u7528\u9ad8\u7ea7\u641c\u7d22\u529f\u80fd\u589e\u5f3a\u73b0\u6709\u9879\u76ee\uff0c\u60a8\u73b0\u5728\u90fd\u53ef\u4ee5\u4f7f\u7528\u00a0Chroma \u4f5c\u4e3a .NET \u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u5e93\u63d0\u4f9b\u7a0b\u5e8f\u3002 \u4ec0\u4e48\u662fChroma\uff1f Chroma \u662f\u4e00\u6b3e\u9002\u7528\u4e8e\u4eba\u5de5\u667a\u80fd\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u6e90\u6570\u636e\u5e93\u3002 \u501f\u52a9\u5bf9\u5b58\u50a8\u5d4c\u5165\u3001\u5143\u6570\u636e\u8fc7\u6ee4\u3001\u5411\u91cf\u641c\u7d22\u3001\u5168\u6587\u641c\u7d22\u3001\u6587\u6863\u5b58\u50a8\u548c\u591a\u6a21\u5f0f\u68c0\u7d22\u7684\u652f\u6301\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 Chroma \u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u652f\u6301\u8bed\u4e49\u641c\u7d22\u548c\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff08RAG\uff09\u529f\u80fd\u3002 \u6709\u5173\u66f4\u591a\u8be6\u60c5\uff0c\u8bf7\u8bbf\u95ee Chroma \u7f51\u7ad9\u3002 \u5728 C# \u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528Chroma \u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528 ChromaDB.Client\u00a0\u6765\u8fde\u63a5\u5230 Chroma \u6570\u636e\u5e93\u5e76\u4f7f\u7528\u5411\u91cf\u641c\u7d22\u6765\u641c\u7d22\u7535\u5f71\u3002 \u6700\u7b80\u5355\u7684\u5f00\u59cb\u65b9\u5f0f\u662f\u5728\u672c\u5730\u4f7f\u7528 Chroma Docker \u6620\u50cf\u3002\u60a8\u4e5f\u53ef\u4ee5\u5728 Azure \u4e2d\u90e8\u7f72\u5b9e\u4f8b\u3002 \u8fde\u63a5\u6570\u636e\u5e93 \u521b\u5efa C# \u63a7\u5236\u53f0\u5e94\u7528\u7a0b\u5e8f \u5b89\u88c5 ChromaDB.Client Nuget \u5305 \u521b\u5efa\u5e26\u6709\u914d\u7f6e\u9009\u9879\u7684 ChromaClient using ChromaDB.Client; var configOptions = new ChromaConfigurationOptions(uri: […]<\/p>\n","protected":false},"author":177361,"featured_media":1044,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[59,1,68],"tags":[57,82,83,71],"class_list":["post-1040","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-net","category-dotnet-ch","category-ai","tag-ai","tag-chroma","tag-database","tag-vectordb"],"acf":[],"blog_post_summary":"
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