public static List <string[]> TokenIdsToText(List <int[]> sentences, Vocabulary vocabulary)
{
return(sentences.Select(sentence => TokenIdsToText(sentence, vocabulary).ToArray()).ToList());
}
private static void BackTranslate(string filename1, string filename2, Vocabulary vocabulary1, Vocabulary vocabulary2, int tokenId, int count, bool first)
{
var word = first ? vocabulary1.Words[tokenId] : vocabulary2.Words[tokenId];
Console.WriteLine($"__{word}__");
using (var file1 = new StreamReader(filename1, Encoding.UTF8, true))
using (var file2 = new StreamReader(filename2, Encoding.UTF8, true))
{
var i = 0;
var l = 0;
string line1, line2;
while ((line1 = file1.ReadLine()) != null && (line2 = file2.ReadLine()) != null && i < count)
{
var tokens1 = line1.Trim().Split(null).Select(int.Parse).ToArray();
var tokens2 = line2.Trim().Split(null).Select(int.Parse).ToArray();
var found = first ? Array.IndexOf(tokens1, tokenId) >= 0 : Array.IndexOf(tokens2, tokenId) >= 0;
if (found)
{
i++;
Console.WriteLine($"[{l}]");
if (first)
{
Emphasize(tokens1, tokenId, vocabulary1);
Console.WriteLine($"{string.Join(" ", Data.TokenIdsToText(tokens2, vocabulary2))}");
}
else
{
Console.WriteLine($"{string.Join(" ", Data.TokenIdsToText(tokens1, vocabulary1))}");
Emphasize(tokens2, tokenId, vocabulary2);
}
Console.WriteLine();
}
l++;
}
}
}
public static string[] TokenIdsToText(int[] sentence, Vocabulary vocabulary)
{
return(sentence.Select(tokenId => vocabulary.Words[tokenId]).ToArray());
}
// highlight word with tokenId in sencence with underscore for better readabiltiy
private static void Emphasize(IEnumerable <int> sentence, int tokenId, Vocabulary vocabulary)
{
var text = sentence.Select(id => id == tokenId ? "__" + vocabulary.Words[id] + "__" : vocabulary.Words[id]).ToArray();
Console.WriteLine($"{string.Join(" ", text)}");
}