Emby.Server.Implementations/TextEncoding/NLangDetect/ProbVector.cs


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using System;
using System.Collections.Generic;

namespace NLangDetect.Core
{
    public class ProbVector
    {
        private readonly Dictionary<int, double> _dict = new Dictionary<int, double>();

        public double this[int key]
        {
            get
            {
                return _dict.TryGetValue(key, out var value) ? value : 0.0;
            }

            set
            {
                if (Math.Abs(value) < double.Epsilon)
                {
                    if (_dict.ContainsKey(key))
                    {
                        _dict.Remove(key);
                    }

                    return;
                }

                _dict[key] = value;
            }
        }
    }
}