108 lines
2.5 KiB
Plaintext
108 lines
2.5 KiB
Plaintext
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### FILE: C:\Users\hkhazaeeasl\Documents\Projets\XProjects\xSaherelmWorkspace\Modules\xAiService\Constants\ConfigurationNodeNames.cs
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namespace xAiService.Constants
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{
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public partial struct ConfigurationNodeNames
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{
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public const string AI_SERVICE_NODE = "AIServiceConfiguration";
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}
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}
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### FILE: C:\Users\hkhazaeeasl\Documents\Projets\XProjects\xSaherelmWorkspace\Modules\xAiService\DI\XDIHelperExtension.cs
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namespace xAiService.DI
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{
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public static partial class XDIHelperExtension
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{ }
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}
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### FILE: C:\Users\hkhazaeeasl\Documents\Projets\XProjects\xSaherelmWorkspace\Modules\xAiService\Helpers\VectorHelper.cs
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using System;
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using xCommons.Extensions;
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namespace xAiService.Helpers
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{
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public static class VectorHelper
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{
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/// <summary>
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/// Normalize a Vector ...
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/// </summary>
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/// <param name="vector"></param>
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public static void Normalize(float[] vector)
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{
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//
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// Validate ...
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if (vector.IsNull() || !vector.HasChild())
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{
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return;
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}
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//
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float sum = 0f;
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foreach (var value in vector)
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{
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sum += value * value;
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}
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//
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float norm = MathF.Sqrt(sum);
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if (norm <= 1e-9f)
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{
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return;
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}
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//
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for (int i = 0; i < vector.Length; i++)
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{
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vector[i] /= norm;
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}
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}
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/// <summary>
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/// Similarity Check ...
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/// </summary>
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/// <param name="a"></param>
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/// <param name="b"></param>
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/// <returns></returns>
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public static float CosineSimilarity(float[] a, float[] b)
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{
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//
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if (a.IsNull() || b.IsNull())
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{
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return 0f;
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}
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//
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if (a.Length != b.Length)
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{
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return 0f;
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}
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//
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float dot = 0f;
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float normA = 0f;
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float normB = 0f;
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for (int i = 0; i < a.Length; i++)
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{
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//
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dot += a[i] * b[i];
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normA += a[i] * a[i];
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normB += b[i] * b[i];
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}
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//
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float denominator = MathF.Sqrt(normA) * MathF.Sqrt(normB);
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if (denominator <= 1e-9f)
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{
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return 0f;
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}
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//
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var result = dot / denominator;
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return result;
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}
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}
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}
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