67 lines
1.8 KiB
C#
67 lines
1.8 KiB
C#
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using Kreuzberg;
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using Kreuzberg.Keywords;
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// Example 1: Basic YAKE configuration
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// Uses YAKE algorithm with default parameters and English stopword filtering
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var basicYakeConfig = new ExtractionConfig
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{
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Keywords = new KeywordConfig
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{
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Algorithm = KeywordAlgorithm.Yake,
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MaxKeywords = 10,
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MinScore = 0.0f,
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NgramRange = (1, 3),
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Language = "en",
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YakeParams = null,
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RakeParams = null,
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}
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};
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var result = KreuzbergLib.ExtractFileSync("document.pdf", basicYakeConfig);
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Console.WriteLine($"Keywords: {string.Join(", ", result.Keywords)}");
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// Example 2: Advanced YAKE with custom parameters
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// Fine-tunes YAKE with custom window size for co-occurrence analysis
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var advancedYakeConfig = new ExtractionConfig
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{
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Keywords = new KeywordConfig
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{
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Algorithm = KeywordAlgorithm.Yake,
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MaxKeywords = 15,
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MinScore = 0.1f,
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NgramRange = (1, 2),
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Language = "en",
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YakeParams = new YakeParams
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{
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WindowSize = 1,
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},
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RakeParams = null,
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}
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};
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result = KreuzbergLib.ExtractFileSync("document.pdf", advancedYakeConfig);
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Console.WriteLine($"Keywords: {string.Join(", ", result.Keywords)}");
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// Example 3: RAKE configuration
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// Uses RAKE algorithm for rapid keyword extraction with phrase constraints
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var rakeConfig = new ExtractionConfig
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{
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Keywords = new KeywordConfig
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{
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Algorithm = KeywordAlgorithm.Rake,
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MaxKeywords = 10,
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MinScore = 5.0f,
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NgramRange = (1, 3),
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Language = "en",
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YakeParams = null,
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RakeParams = new RakeParams
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{
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MinWordLength = 1,
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MaxWordsPerPhrase = 3,
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},
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}
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};
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result = KreuzbergLib.ExtractFileSync("document.pdf", rakeConfig);
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Console.WriteLine($"Keywords: {string.Join(", ", result.Keywords)}");
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