public static void Main()
        {
            var fens = Tuner.LoadFens("d:\\backup\\chess\\epds\\quiet-labeled.epd", true, false);

            Console.WriteLine(fens.Count + " fens found");

            var cb         = ChessBoardInstances.Get(0);
            var threadData = ThreadData.GetInstance(0);

            foreach (var(key, value) in fens)
            {
                ChessBoardUtil.SetFen(key, cb);
                var error = Math.Pow(value - ErrorCalculator.CalculateSigmoid(EvalUtil.CalculateScore(cb, threadData)),
                                     2);

                for (var i = 0; i < LargestError.Length; i++)
                {
                    if (!(error > LargestError[i]))
                    {
                        continue;
                    }
                    LargestError[i]    = error;
                    LargestErrorFen[i] = key;
                    break;
                }
            }

            for (var i = 0; i < LargestError.Length; i++)
            {
                Console.WriteLine($"{LargestErrorFen[i],60} -> {LargestError[i]}");
            }
        }
Ejemplo n.º 2
0
        public static async Task Main()
        {
            // read all fens, including score
            var fens = Tuner.LoadFens("d:\\backup\\chess\\epds\\quiet-labeled.epd", true, false);

            Console.WriteLine("Fens found : " + fens.Count);

            // init workers
            ChessBoardInstances.Init(NumberOfThreads);
            ThreadData.InitInstances(NumberOfThreads);
            for (var i = 0; i < NumberOfThreads; i++)
            {
                Workers[i] = new ErrorCalculator(ChessBoardInstances.Get(i), ThreadData.GetInstance(i));
            }

            // add fens to workers
            var workerIndex = 0;

            foreach (var(key, value) in fens)
            {
                Workers[workerIndex].AddFenWithScore(key, value);
                workerIndex = workerIndex == NumberOfThreads - 1 ? 0 : workerIndex + 1;
            }

            // get tuned values
            var tuningObjects = Tuner.GetTuningObjects();

            // tune
            await Eval(tuningObjects);

            Console.WriteLine("Done");
        }
Ejemplo n.º 3
0
        public static void Main()
        {
            var fens = Tuner.LoadFens("d:\\backup\\chess\\epds\\quiet-labeled.epd", true, false);

            Console.WriteLine(fens.Count + " fens found");

            var kpk   = new ErrorCount("KPK ");
            var kbnk  = new ErrorCount("KBNK");
            var kbpk  = new ErrorCount("KBPK");
            var krkp  = new ErrorCount("KRKP");
            var kqkp  = new ErrorCount("KQKP");
            var krkb  = new ErrorCount("KRKB");
            var krkn  = new ErrorCount("KRKN");
            var kbpkp = new ErrorCount("KBPKP");
            var krbkb = new ErrorCount("KRBKB");
            var krbkr = new ErrorCount("KRBKR");

            var cb         = ChessBoardInstances.Get(0);
            var threadData = ThreadData.GetInstance(0);

            foreach (var(key, value) in fens)
            {
                ChessBoardUtil.SetFen(key, cb);

                var error = Math.Pow(
                    value - ErrorCalculator.CalculateSigmoid(ChessConstants.ColorFactor[cb.ColorToMove] *
                                                             EvalUtil.CalculateScore(cb, threadData)),
                    2);
                if (MaterialUtil.IsKbnk(cb.MaterialKey))
                {
                    kbnk.AddError(error);
                }
                else if (MaterialUtil.IsKqkp(cb.MaterialKey))
                {
                    kqkp.AddError(error);
                }
                else if (MaterialUtil.IsKrkp(cb.MaterialKey))
                {
                    krkp.AddError(error);
                }
                else if (MaterialUtil.IsKrkb(cb.MaterialKey))
                {
                    krkb.AddError(error);
                }
                else if (MaterialUtil.IsKrkn(cb.MaterialKey))
                {
                    krkn.AddError(error);
                }
                else if (MaterialUtil.IsKpk(cb.MaterialKey))
                {
                    krkn.AddError(error);
                }
                else if (MaterialUtil.IsKbpk(cb.MaterialKey))
                {
                    kbpk.AddError(error);
                }
                else if (MaterialUtil.IsKbpkp(cb.MaterialKey))
                {
                    kbpkp.AddError(error);
                }
                else if (MaterialUtil.IsKrbkb(cb.MaterialKey))
                {
                    krbkb.AddError(error);
                }
                else if (MaterialUtil.IsKrbkr(cb.MaterialKey))
                {
                    krbkr.AddError(error);
                }
            }

            kpk.Print();
            kbnk.Print();
            krkp.Print();
            kqkp.Print();
            krkb.Print();
            krkn.Print();
            krbkb.Print();
            krbkr.Print();
            kbpk.Print();
            kbpkp.Print();
        }