FastText library C# usage
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class Program | |
{ | |
static bool NearestNeighborsCallback(string word, Single score) | |
{ | |
Console.WriteLine($"\"{word}\": {score}"); | |
return false; | |
} | |
static void NearestNeighbors(string modelFileName) | |
{ | |
using (FastText ft = new FastText()) | |
{ | |
Console.Write($"Loading file \"{modelFileName}\"..."); | |
ft.LoadModel(modelFileName); | |
Console.WriteLine("done."); | |
Console.Write("Computing vectors..."); | |
IntPtr vectors = ft.PrecomputeVectors(); | |
try | |
{ | |
Console.WriteLine("done."); | |
while (true) | |
{ | |
Console.WriteLine("positive words:"); | |
string input = Console.ReadLine(); | |
if (string.IsNullOrEmpty(input)) | |
break; | |
input = input + "\t"; | |
string[] positive = input.Split(new char[] { ' ', '\t' }); | |
Console.WriteLine("negative words:"); | |
input = Console.ReadLine() + "\t"; | |
string[] negative = input.Split(new char[] { ' ', '\t' }); | |
ft.NN2(vectors, positive, negative, 5, new WordCallback(NearestNeighborsCallback)); | |
Console.WriteLine(); | |
} | |
} | |
finally | |
{ | |
ft.ReleaseVectors(vectors); | |
} | |
} | |
} | |
static void Main(string[] args) | |
{ | |
NearestNeighbors(@"C:\Data\fasttext\wiki\enwik9.bin"); | |
} | |
} |
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