public IEnumerable <ULeData> CreateTeacherImg_fromFile(int ctrlWDMax = 4)
{
int Nrow = 10;
dSize = (DigitImg.Height + 2) / (DigitImg.Width / 10);
for (int nx = 0; ; nx++)
{
int ky = nx / Nrow, kx = nx % Nrow;
if (ky >= (dSize - 1))
{
break;
}
// if(kx==0) continue;
int ys = ky * 33; Range rgY = new Range(ys, ys + 32);
int xs = kx * 33; Range rgX = new Range(xs, xs + 32);
Mat mg09 = new Mat();
DigitImg.SubMat(rgY, rgX).CopyTo(mg09);
for (int ctrlWD = 0; ctrlWD < ctrlWDMax; ctrlWD++)
{
Mat mg09Nml = _PTNormalize(mg09, ctrlWD, 200); //## Pattern normalization
var Q = new ULeData(mg09Nml, kx);
pUDLstA.Add(Q);
yield return(Q);
}
}
yield break;
}
private ULeData _AddRandomPoint2(ULeData P, double rX, bool DispB = false)
{
ULeData Q = new ULeData(P.pUData, P.ans);
Q.pUData = P.pUData.Clone();
Mat Pimg = Q.pUData;
List <int> blackLst = new List <int>();
int KK = (int)(szP.Height * szP.Width * rX);
byte b255 = (byte)255;
if (P.ans > 0)
{
unsafe {
byte *S = Pimg.DataPointer;
for (int k = 0; k < KK; k++)
{
int r = rdm.Next(1023);
S[r] = (byte)(b255 - S[r]);
}
}
if (DispB)
{
new Window("AddRandomPoint2 Source", WindowMode.KeepRatio, P.pUData);
new Window("AddRandomPoint2 Result", WindowMode.KeepRatio, Pimg);
Cv2.WaitKey(0);
}
}
return(Q);
}
private void RecursiveCalcu_Propagation(MLUnit3 P, ULeData X, bool DoB, bool DispB)
{
//===== Forward calculation =====
//$$ ApplyDropout_____(P,DoB:P.DropOutEnable);
P.Z_lst[0] = 1.0;
var Q = P.nxtMLU;
Q.U_lst = P.W_lst * P.Z_lst;
Q.U_lst.Apply(Q.Z_lst, x => P.ActFunc(x)); //Activation Function
//===== Backward calculation =====
if (Q.nxtMLU != null) // Intermediate layer
{
RecursiveCalcu_Propagation(Q, X, DoB, DispB); // [Next layer]
}
else // Final layer
//DenseVector E = new DenseVector(Nout,0.0); E.Clear();
//DenseVector E = DenseVector.Create(Nout,0.0); E[X.ans]=1.0;
{
DenseVector E = DenseVector.Create(Nout, p => (p == X.ans)?1.0:0.0);
Q.D_lst = E - Q.Z_lst;
}
DenseVector SU = sigmoidFDash(P.U_lst);
DenseMatrix Wt = (DenseMatrix)P.W_lst.Transpose();
DenseVector WD = Wt * Q.D_lst;
P.D_lst = eProduct(SU, WD); //Hadamard product //②
//$$ ApplyDropout_____(P,DoB:true);
P.dW_lst = vvProduct(Q.D_lst, P.Z_lst);
return;
}
public IEnumerable <ULeData> CreateTeacherImg_Blank(int nn = 20) // Blank image
{
for (int k = 0; k < 20; k++)
{
var mg0 = new Mat(new Size(32, 32), MatType.CV_8UC1, Scalar.White);
ULeData Q = new ULeData(mg0, 10); //## Blank image
pUDLstA.Add(Q);
yield return(Q);
}
yield break;
}
private int _2B_DigitRecognition(Mat MMcel, int rc0, bool resDispB)
{
//Borderline erase
_ClearFrame(MMcel, sf: 4, DispB: false); //sf:Width of frame to remove
_IsAlmostEmpty(MMcel, rc0, cnt0: 10);
Mat MMnml = MLn3._PTNormalize(MMcel, 0, 220); //Pattern normalization
ULeData X = new ULeData(MMnml, -1);
X.CalcFeature();
// MLn3.MLXA3.CalculateByDropOut(X,DoB:false,DispB:false); //判別
bool DoB = (gammaC < 1.0);
MLn3.MLXA3.CalculateByDropOut(X, DoB: false, DispB: false); //判別
return(X.est);
}
private ULeData _AddRandomPoint(ULeData P, double r0, double r255, bool DispB = false)
{
ULeData Q = new ULeData(P.pUData, P.ans);
Q.pUData = P.pUData.Clone();
Mat Qimg = Q.pUData;
List <int> blackLst = new List <int>();
//if(P.ans>0){
int KK = (int)(szP.Height * szP.Width * r255);
unsafe {
byte *S = Qimg.DataPointer;
for (int k = 0; k < KK; k++)
{
S[rdm.Next(1023)] = 0;
}
byte *B = S;
for (int k = 0; k < 1024; k++)
{
if (*B++ < 128)
{
blackLst.Add(k);
}
}
int cnt = blackLst.Count;
KK = (int)(cnt * r0);
for (int k = 0; k < KK; k++)
{
S[blackLst[rdm.Next(cnt)]] = (byte)255;
}
}
if (DispB)
{
using (new Window("_AddRandomPoint P", WindowMode.KeepRatio, P.pUData))
using (new Window("_AddRandomPoint Q", WindowMode.KeepRatio, Qimg)){ Cv2.WaitKey(0); }
}
//}
return(Q);
}
public IEnumerable <ULeData> CreateTeacherImg_addNoise(double AdditionRandomNoise = 0.0, bool autoDNB = false)
{
int nSz = pUDLstA.Count();
for (int n = 0; n < nSz; n++)
{
ULeData P = pUDLstA[n];
//if(P.ans==0) continue;
if (AdditionRandomNoise == 0.0)
{
var Q = _AddRandomPoint(P, 0.05, 0.05, DispB: false);
pUDLstA.Add(Q);
yield return(Q);
}
else if (!autoDNB)//denoising
{
var Q = _AddRandomPoint2(P, AdditionRandomNoise);
pUDLstA.Add(Q);
yield return(Q);
}
}
yield break;
}
public IEnumerable <ULeData> CreateTeacherImg_wideFont(double alp1, double alp2)
{
int nSz = pUDLstA.Count();
for (int n = 0; n < nSz; n++)
{
ULeData UM = pUDLstA[n];
//if(UM.ans==0) continue;
for (int k = 0; k < 2; k++)
{
double alp = (k == 0)? alp1: alp2;
Mat UMEnL = UM.pUData.Enlarge(alp, alp);
Mat UMEnLNml = _PTNormalize(UMEnL, 0, 200); //◆パターン正規化
//using( new Window("幅広字体生成 UMEnL",WindowMode.KeepRatio,UMEnL) )
//using( new Window("幅広字体生成 UMEnLNml",WindowMode.KeepRatio,UMEnLNml) ){ Cv2.WaitKey(0); }
var Q = new ULeData(UMEnLNml, UM.ans);
pUDLstA.Add(Q);
yield return(Q);
}
}
yield break;
}
public IEnumerable <ULeData> CreateTeacherImg_fromAddFile( )
{
if (!Directory.Exists(AddedImage))
{
yield break;
}
foreach (string fx in Directory.GetFiles(AddedImage))
{
string st = Path.GetFileName(fx).Substring(0, 1);
if (!st.IsNumeric())
{
continue;
}
Mat mg = new Mat(fx, ImreadModes.GrayScale);
//using( new Window("AddedImage",WindowMode.KeepRatio,mg) ){ Cv2.WaitKey(0); }
int kx = int.Parse(st);
var Q = new ULeData(mg, kx);
pUDLstA.Add(Q);
yield return(Q);
}
yield break;
}
