//傾きの初期化
public void ClearGrad()
{
this.Grad = new RealArray(this.Data.Length);
//カウンタをリセット
this.TrainCount = 0;
}
public void Dispose()
{
Data?.Dispose();
Data = null;
Grad?.Dispose();
Grad = null;
}
public NdArray(params int[] shape)
{
this.Data = new RealArray(ShapeToArrayLength(shape));
this.Shape = shape.ToArray();
this.Length = Data.Length;
this.BatchCount = 1;
this.Grad = new RealArray(this.Length);
this.TrainCount = 0;
}
public NdArray(Real[] data, int[] shape, int batchCount = 1, Function parentFunc = null)
{
this.Shape = shape.ToArray();
this.Length = data.Length / batchCount;
this.BatchCount = batchCount;
this.Data = new RealArray(data.ToArray());
this.Grad = new RealArray(this.Length * batchCount);
this.TrainCount = 0;
this.ParentFunc = parentFunc;
}
public NdArray(RealArray data, RealArray grad, int[] shape, int batchCount = 1, Function parentFunc = null)
{
this.Shape = shape.ToArray();
this.Length = data.Length / batchCount;
this.BatchCount = batchCount;
this.Data = data;
this.Grad = grad;
this.TrainCount = 0;
this.ParentFunc = parentFunc;
}
public NdArray(int[] shape, int batchCount, Function parentFunc = null)
{
this.Shape = shape.ToArray();
this.Length = ShapeToArrayLength(this.Shape);
this.BatchCount = batchCount;
this.Data = new RealArray(this.Length * batchCount);
this.Grad = new RealArray(this.Length * batchCount);
this.TrainCount = 0;
this.ParentFunc = parentFunc;
}
public NdArray(Array data, Function parentFunc = null)
{
Real[] resultData = Real.GetArray(data);
int[] resultShape = new int[data.Rank];
for (int i = 0; i < data.Rank; i++)
{
resultShape[i] = data.GetLength(i);
}
this.Data = new RealArray(resultData);
this.Shape = resultShape;
this.Length = Data.Length;
this.Grad = new RealArray(this.Length);
this.BatchCount = 1;
this.TrainCount = 0;
this.ParentFunc = parentFunc;
}
public DeviceSwitchHandler(RealArray obj, ComputeDeviceTypes type)
{
this.obj = obj;
this.type = type;
}
public string ToString(RealArray array)
{
return(ToString(array.GetArray()));
}
public static NdArray Convert(RealArray data, int[] shape, int batchCount, Function parentFunc = null)
{
return(new NdArray(data, shape, batchCount, parentFunc));
}