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Commit e93639f1 authored by Davis King's avatar Davis King
Browse files

These changes don't actually change what the code does, but they 

avoid some silly warnings from gcc 4.4 and 4.5.
parent a8337a66
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Showing with 93 additions and 93 deletions
dlib/matrix/matrix_data_layout.h
View file @ e93639f1
...@@ -133,20 +133,20 @@ namespace dlib ...@@ -133,20 +133,20 @@ namespace dlib
T& operator() ( T& operator() (
long r, long r,
long c long c
) { return data[r][c]; } ) { return *(data+r*num_cols + c); }
const T& operator() ( const T& operator() (
long r, long r,
long c long c
) const { return data[r][c]; } ) const { return *(data+r*num_cols + c); }
T& operator() ( T& operator() (
long i long i
) { return *(*data + i); } ) { return data[i]; }
const T& operator() ( const T& operator() (
long i long i
) const { return *(*data + i); } ) const { return data[i]; }
void swap( void swap(
layout& item layout& item
...@@ -175,7 +175,7 @@ namespace dlib ...@@ -175,7 +175,7 @@ namespace dlib
} }
private: private:
T data[num_rows][num_cols]; T data[num_rows*num_cols];
}; };
// ------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------
...@@ -546,20 +546,20 @@ namespace dlib ...@@ -546,20 +546,20 @@ namespace dlib
T& operator() ( T& operator() (
long r, long r,
long c long c
) { return data[c][r]; } ) { return *(data+c*num_rows + r); }
const T& operator() ( const T& operator() (
long r, long r,
long c long c
) const { return data[c][r]; } ) const { return *(data+c*num_rows + r); }
T& operator() ( T& operator() (
long i long i
) { return *(*data + i); } ) { return data[i]; }
const T& operator() ( const T& operator() (
long i long i
) const { return *(*data + i); } ) const { return data[i]; }
void swap( void swap(
layout& item layout& item
...@@ -588,7 +588,7 @@ namespace dlib ...@@ -588,7 +588,7 @@ namespace dlib
} }
private: private:
T data[num_cols][num_rows]; T data[num_cols*num_rows];
}; };
// ------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------
......
dlib/matrix/matrix_eigenvalue.h
View file @ e93639f1
...@@ -87,7 +87,7 @@ namespace dlib ...@@ -87,7 +87,7 @@ namespace dlib
private: private:
/** Row and column dimension (square matrix). */ /** Row and column dimension (square matrix). */
int n; long n;
bool issymmetric; bool issymmetric;
...@@ -167,9 +167,9 @@ namespace dlib ...@@ -167,9 +167,9 @@ namespace dlib
issymmetric = true; issymmetric = true;
for (int j = 0; (j < n) && issymmetric; j++) for (long j = 0; (j < n) && issymmetric; j++)
{ {
for (int i = 0; (i < n) && issymmetric; i++) for (long i = 0; (i < n) && issymmetric; i++)
{ {
issymmetric = (A(i,j) == A(j,i)); issymmetric = (A(i,j) == A(j,i));
} }
...@@ -352,7 +352,7 @@ namespace dlib ...@@ -352,7 +352,7 @@ namespace dlib
{ {
complex_matrix_type CV(n,n); complex_matrix_type CV(n,n);
for (int i = 0; i < n; i++) for (long i = 0; i < n; i++)
{ {
if (e(i) > 0) if (e(i) > 0)
{ {
...@@ -380,9 +380,9 @@ namespace dlib ...@@ -380,9 +380,9 @@ namespace dlib
{ {
matrix_type D(n,n); matrix_type D(n,n);
for (int i = 0; i < n; i++) for (long i = 0; i < n; i++)
{ {
for (int j = 0; j < n; j++) for (long j = 0; j < n; j++)
{ {
D(i,j) = 0.0; D(i,j) = 0.0;
} }
...@@ -419,28 +419,28 @@ namespace dlib ...@@ -419,28 +419,28 @@ namespace dlib
// Auto. Comp., Vol.ii-Linear Algebra, and the corresponding // Auto. Comp., Vol.ii-Linear Algebra, and the corresponding
// Fortran subroutine in EISPACK. // Fortran subroutine in EISPACK.
for (int j = 0; j < n; j++) for (long j = 0; j < n; j++)
{ {
d(j) = V(n-1,j); d(j) = V(n-1,j);
} }
// Householder reduction to tridiagonal form. // Householder reduction to tridiagonal form.
for (int i = n-1; i > 0; i--) for (long i = n-1; i > 0; i--)
{ {
// Scale to avoid under/overflow. // Scale to avoid under/overflow.
type scale = 0.0; type scale = 0.0;
type h = 0.0; type h = 0.0;
for (int k = 0; k < i; k++) for (long k = 0; k < i; k++)
{ {
scale = scale + abs(d(k)); scale = scale + abs(d(k));
} }
if (scale == 0.0) if (scale == 0.0)
{ {
e(i) = d(i-1); e(i) = d(i-1);
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
d(j) = V(i-1,j); d(j) = V(i-1,j);
V(i,j) = 0.0; V(i,j) = 0.0;
...@@ -452,7 +452,7 @@ namespace dlib ...@@ -452,7 +452,7 @@ namespace dlib
// Generate Householder vector. // Generate Householder vector.
for (int k = 0; k < i; k++) for (long k = 0; k < i; k++)
{ {
d(k) /= scale; d(k) /= scale;
h += d(k) * d(k); h += d(k) * d(k);
...@@ -466,19 +466,19 @@ namespace dlib ...@@ -466,19 +466,19 @@ namespace dlib
e(i) = scale * g; e(i) = scale * g;
h = h - f * g; h = h - f * g;
d(i-1) = f - g; d(i-1) = f - g;
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
e(j) = 0.0; e(j) = 0.0;
} }
// Apply similarity transformation to remaining columns. // Apply similarity transformation to remaining columns.
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
f = d(j); f = d(j);
V(j,i) = f; V(j,i) = f;
g = e(j) + V(j,j) * f; g = e(j) + V(j,j) * f;
for (int k = j+1; k <= i-1; k++) for (long k = j+1; k <= i-1; k++)
{ {
g += V(k,j) * d(k); g += V(k,j) * d(k);
e(k) += V(k,j) * f; e(k) += V(k,j) * f;
...@@ -486,21 +486,21 @@ namespace dlib ...@@ -486,21 +486,21 @@ namespace dlib
e(j) = g; e(j) = g;
} }
f = 0.0; f = 0.0;
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
e(j) /= h; e(j) /= h;
f += e(j) * d(j); f += e(j) * d(j);
} }
type hh = f / (h + h); type hh = f / (h + h);
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
e(j) -= hh * d(j); e(j) -= hh * d(j);
} }
for (int j = 0; j < i; j++) for (long j = 0; j < i; j++)
{ {
f = d(j); f = d(j);
g = e(j); g = e(j);
for (int k = j; k <= i-1; k++) for (long k = j; k <= i-1; k++)
{ {
V(k,j) -= (f * e(k) + g * d(k)); V(k,j) -= (f * e(k) + g * d(k));
} }
...@@ -513,36 +513,36 @@ namespace dlib ...@@ -513,36 +513,36 @@ namespace dlib
// Accumulate transformations. // Accumulate transformations.
for (int i = 0; i < n-1; i++) for (long i = 0; i < n-1; i++)
{ {
V(n-1,i) = V(i,i); V(n-1,i) = V(i,i);
V(i,i) = 1.0; V(i,i) = 1.0;
type h = d(i+1); type h = d(i+1);
if (h != 0.0) if (h != 0.0)
{ {
for (int k = 0; k <= i; k++) for (long k = 0; k <= i; k++)
{ {
d(k) = V(k,i+1) / h; d(k) = V(k,i+1) / h;
} }
for (int j = 0; j <= i; j++) for (long j = 0; j <= i; j++)
{ {
type g = 0.0; type g = 0.0;
for (int k = 0; k <= i; k++) for (long k = 0; k <= i; k++)
{ {
g += V(k,i+1) * V(k,j); g += V(k,i+1) * V(k,j);
} }
for (int k = 0; k <= i; k++) for (long k = 0; k <= i; k++)
{ {
V(k,j) -= g * d(k); V(k,j) -= g * d(k);
} }
} }
} }
for (int k = 0; k <= i; k++) for (long k = 0; k <= i; k++)
{ {
V(k,i+1) = 0.0; V(k,i+1) = 0.0;
} }
} }
for (int j = 0; j < n; j++) for (long j = 0; j < n; j++)
{ {
d(j) = V(n-1,j); d(j) = V(n-1,j);
V(n-1,j) = 0.0; V(n-1,j) = 0.0;
...@@ -567,7 +567,7 @@ namespace dlib ...@@ -567,7 +567,7 @@ namespace dlib
// Auto. Comp., Vol.ii-Linear Algebra, and the corresponding // Auto. Comp., Vol.ii-Linear Algebra, and the corresponding
// Fortran subroutine in EISPACK. // Fortran subroutine in EISPACK.
for (int i = 1; i < n; i++) for (long i = 1; i < n; i++)
{ {
e(i-1) = e(i); e(i-1) = e(i);
} }
...@@ -576,13 +576,13 @@ namespace dlib ...@@ -576,13 +576,13 @@ namespace dlib
type f = 0.0; type f = 0.0;
type tst1 = 0.0; type tst1 = 0.0;
const type eps = std::numeric_limits<type>::epsilon(); const type eps = std::numeric_limits<type>::epsilon();
for (int l = 0; l < n; l++) for (long l = 0; l < n; l++)
{ {
// Find small subdiagonal element // Find small subdiagonal element
tst1 = max(tst1,abs(d(l)) + abs(e(l))); tst1 = max(tst1,abs(d(l)) + abs(e(l)));
int m = l; long m = l;
// Original while-loop from Java code // Original while-loop from Java code
while (m < n) while (m < n)
...@@ -600,7 +600,7 @@ namespace dlib ...@@ -600,7 +600,7 @@ namespace dlib
if (m > l) if (m > l)
{ {
int iter = 0; long iter = 0;
do do
{ {
iter = iter + 1; // (Could check iteration count here.) iter = iter + 1; // (Could check iteration count here.)
...@@ -618,7 +618,7 @@ namespace dlib ...@@ -618,7 +618,7 @@ namespace dlib
d(l+1) = e(l) * (p + r); d(l+1) = e(l) * (p + r);
type dl1 = d(l+1); type dl1 = d(l+1);
type h = g - d(l); type h = g - d(l);
for (int i = l+2; i < n; i++) for (long i = l+2; i < n; i++)
{ {
d(i) -= h; d(i) -= h;
} }
...@@ -633,7 +633,7 @@ namespace dlib ...@@ -633,7 +633,7 @@ namespace dlib
type el1 = e(l+1); type el1 = e(l+1);
type s = 0.0; type s = 0.0;
type s2 = 0.0; type s2 = 0.0;
for (int i = m-1; i >= l; i--) for (long i = m-1; i >= l; i--)
{ {
c3 = c2; c3 = c2;
c2 = c; c2 = c;
...@@ -649,7 +649,7 @@ namespace dlib ...@@ -649,7 +649,7 @@ namespace dlib
// Accumulate transformation. // Accumulate transformation.
for (int k = 0; k < n; k++) for (long k = 0; k < n; k++)
{ {
h = V(k,i+1); h = V(k,i+1);
V(k,i+1) = s * V(k,i) + c * h; V(k,i+1) = s * V(k,i) + c * h;
...@@ -694,16 +694,16 @@ namespace dlib ...@@ -694,16 +694,16 @@ namespace dlib
// Vol.ii-Linear Algebra, and the corresponding // Vol.ii-Linear Algebra, and the corresponding
// Fortran subroutines in EISPACK. // Fortran subroutines in EISPACK.
int low = 0; long low = 0;
int high = n-1; long high = n-1;
for (int m = low+1; m <= high-1; m++) for (long m = low+1; m <= high-1; m++)
{ {
// Scale column. // Scale column.
type scale = 0.0; type scale = 0.0;
for (int i = m; i <= high; i++) for (long i = m; i <= high; i++)
{ {
scale = scale + abs(H(i,m-1)); scale = scale + abs(H(i,m-1));
} }
...@@ -713,7 +713,7 @@ namespace dlib ...@@ -713,7 +713,7 @@ namespace dlib
// Compute Householder transformation. // Compute Householder transformation.
type h = 0.0; type h = 0.0;
for (int i = high; i >= m; i--) for (long i = high; i >= m; i--)
{ {
ort(i) = H(i,m-1)/scale; ort(i) = H(i,m-1)/scale;
h += ort(i) * ort(i); h += ort(i) * ort(i);
...@@ -729,29 +729,29 @@ namespace dlib ...@@ -729,29 +729,29 @@ namespace dlib
// Apply Householder similarity transformation // Apply Householder similarity transformation
// H = (I-u*u'/h)*H*(I-u*u')/h) // H = (I-u*u'/h)*H*(I-u*u')/h)
for (int j = m; j < n; j++) for (long j = m; j < n; j++)
{ {
type f = 0.0; type f = 0.0;
for (int i = high; i >= m; i--) for (long i = high; i >= m; i--)
{ {
f += ort(i)*H(i,j); f += ort(i)*H(i,j);
} }
f = f/h; f = f/h;
for (int i = m; i <= high; i++) for (long i = m; i <= high; i++)
{ {
H(i,j) -= f*ort(i); H(i,j) -= f*ort(i);
} }
} }
for (int i = 0; i <= high; i++) for (long i = 0; i <= high; i++)
{ {
type f = 0.0; type f = 0.0;
for (int j = high; j >= m; j--) for (long j = high; j >= m; j--)
{ {
f += ort(j)*H(i,j); f += ort(j)*H(i,j);
} }
f = f/h; f = f/h;
for (int j = m; j <= high; j++) for (long j = m; j <= high; j++)
{ {
H(i,j) -= f*ort(j); H(i,j) -= f*ort(j);
} }
...@@ -763,32 +763,32 @@ namespace dlib ...@@ -763,32 +763,32 @@ namespace dlib
// Accumulate transformations (Algol's ortran). // Accumulate transformations (Algol's ortran).
for (int i = 0; i < n; i++) for (long i = 0; i < n; i++)
{ {
for (int j = 0; j < n; j++) for (long j = 0; j < n; j++)
{ {
V(i,j) = (i == j ? 1.0 : 0.0); V(i,j) = (i == j ? 1.0 : 0.0);
} }
} }
for (int m = high-1; m >= low+1; m--) for (long m = high-1; m >= low+1; m--)
{ {
if (H(m,m-1) != 0.0) if (H(m,m-1) != 0.0)
{ {
for (int i = m+1; i <= high; i++) for (long i = m+1; i <= high; i++)
{ {
ort(i) = H(i,m-1); ort(i) = H(i,m-1);
} }
for (int j = m; j <= high; j++) for (long j = m; j <= high; j++)
{ {
type g = 0.0; type g = 0.0;
for (int i = m; i <= high; i++) for (long i = m; i <= high; i++)
{ {
g += ort(i) * V(i,j); g += ort(i) * V(i,j);
} }
// Double division avoids possible underflow // Double division avoids possible underflow
g = (g / ort(m)) / H(m,m-1); g = (g / ort(m)) / H(m,m-1);
for (int i = m; i <= high; i++) for (long i = m; i <= high; i++)
{ {
V(i,j) += g * ort(i); V(i,j) += g * ort(i);
} }
...@@ -840,10 +840,10 @@ namespace dlib ...@@ -840,10 +840,10 @@ namespace dlib
// Initialize // Initialize
int nn = this->n; long nn = this->n;
int n = nn-1; long n = nn-1;
int low = 0; long low = 0;
int high = nn-1; long high = nn-1;
const type eps = std::numeric_limits<type>::epsilon(); const type eps = std::numeric_limits<type>::epsilon();
type exshift = 0.0; type exshift = 0.0;
type p=0,q=0,r=0,s=0,z=0,t,w,x,y; type p=0,q=0,r=0,s=0,z=0,t,w,x,y;
...@@ -851,14 +851,14 @@ namespace dlib ...@@ -851,14 +851,14 @@ namespace dlib
// Store roots isolated by balanc and compute matrix norm // Store roots isolated by balanc and compute matrix norm
type norm = 0.0; type norm = 0.0;
for (int i = 0; i < nn; i++) for (long i = 0; i < nn; i++)
{ {
if ((i < low) || (i > high)) if ((i < low) || (i > high))
{ {
d(i) = H(i,i); d(i) = H(i,i);
e(i) = 0.0; e(i) = 0.0;
} }
for (int j = max(i-1,0); j < nn; j++) for (long j = max(i-1,0L); j < nn; j++)
{ {
norm = norm + abs(H(i,j)); norm = norm + abs(H(i,j));
} }
...@@ -866,13 +866,13 @@ namespace dlib ...@@ -866,13 +866,13 @@ namespace dlib
// Outer loop over eigenvalue index // Outer loop over eigenvalue index
int iter = 0; long iter = 0;
while (n >= low) while (n >= low)
{ {
// Look for single small sub-diagonal element // Look for single small sub-diagonal element
int l = n; long l = n;
while (l > low) while (l > low)
{ {
s = abs(H(l-1,l-1)) + abs(H(l,l)); s = abs(H(l-1,l-1)) + abs(H(l,l));
...@@ -941,7 +941,7 @@ namespace dlib ...@@ -941,7 +941,7 @@ namespace dlib
// Row modification // Row modification
for (int j = n-1; j < nn; j++) for (long j = n-1; j < nn; j++)
{ {
z = H(n-1,j); z = H(n-1,j);
H(n-1,j) = q * z + p * H(n,j); H(n-1,j) = q * z + p * H(n,j);
...@@ -950,7 +950,7 @@ namespace dlib ...@@ -950,7 +950,7 @@ namespace dlib
// Column modification // Column modification
for (int i = 0; i <= n; i++) for (long i = 0; i <= n; i++)
{ {
z = H(i,n-1); z = H(i,n-1);
H(i,n-1) = q * z + p * H(i,n); H(i,n-1) = q * z + p * H(i,n);
...@@ -959,7 +959,7 @@ namespace dlib ...@@ -959,7 +959,7 @@ namespace dlib
// Accumulate transformations // Accumulate transformations
for (int i = low; i <= high; i++) for (long i = low; i <= high; i++)
{ {
z = V(i,n-1); z = V(i,n-1);
V(i,n-1) = q * z + p * V(i,n); V(i,n-1) = q * z + p * V(i,n);
...@@ -1001,7 +1001,7 @@ namespace dlib ...@@ -1001,7 +1001,7 @@ namespace dlib
if (iter == 10) if (iter == 10)
{ {
exshift += x; exshift += x;
for (int i = low; i <= n; i++) for (long i = low; i <= n; i++)
{ {
H(i,i) -= x; H(i,i) -= x;
} }
...@@ -1024,7 +1024,7 @@ namespace dlib ...@@ -1024,7 +1024,7 @@ namespace dlib
s = -s; s = -s;
} }
s = x - w / ((y - x) / 2.0 + s); s = x - w / ((y - x) / 2.0 + s);
for (int i = low; i <= n; i++) for (long i = low; i <= n; i++)
{ {
H(i,i) -= s; H(i,i) -= s;
} }
...@@ -1037,7 +1037,7 @@ namespace dlib ...@@ -1037,7 +1037,7 @@ namespace dlib
// Look for two consecutive small sub-diagonal elements // Look for two consecutive small sub-diagonal elements
int m = n-2; long m = n-2;
while (m >= l) while (m >= l)
{ {
z = H(m,m); z = H(m,m);
...@@ -1063,7 +1063,7 @@ namespace dlib ...@@ -1063,7 +1063,7 @@ namespace dlib
m--; m--;
} }
for (int i = m+2; i <= n; i++) for (long i = m+2; i <= n; i++)
{ {
H(i,i-2) = 0.0; H(i,i-2) = 0.0;
if (i > m+2) if (i > m+2)
...@@ -1074,9 +1074,9 @@ namespace dlib ...@@ -1074,9 +1074,9 @@ namespace dlib
// Double QR step involving rows l:n and columns m:n // Double QR step involving rows l:n and columns m:n
for (int k = m; k <= n-1; k++) for (long k = m; k <= n-1; k++)
{ {
int notlast = (k != n-1); long notlast = (k != n-1);
if (k != m) if (k != m)
{ {
p = H(k,k-1); p = H(k,k-1);
...@@ -1118,7 +1118,7 @@ namespace dlib ...@@ -1118,7 +1118,7 @@ namespace dlib
// Row modification // Row modification
for (int j = k; j < nn; j++) for (long j = k; j < nn; j++)
{ {
p = H(k,j) + q * H(k+1,j); p = H(k,j) + q * H(k+1,j);
if (notlast) if (notlast)
...@@ -1132,7 +1132,7 @@ namespace dlib ...@@ -1132,7 +1132,7 @@ namespace dlib
// Column modification // Column modification
for (int i = 0; i <= min(n,k+3); i++) for (long i = 0; i <= min(n,k+3); i++)
{ {
p = x * H(i,k) + y * H(i,k+1); p = x * H(i,k) + y * H(i,k+1);
if (notlast) if (notlast)
...@@ -1146,7 +1146,7 @@ namespace dlib ...@@ -1146,7 +1146,7 @@ namespace dlib
// Accumulate transformations // Accumulate transformations
for (int i = low; i <= high; i++) for (long i = low; i <= high; i++)
{ {
p = x * V(i,k) + y * V(i,k+1); p = x * V(i,k) + y * V(i,k+1);
if (notlast) if (notlast)
...@@ -1178,13 +1178,13 @@ namespace dlib ...@@ -1178,13 +1178,13 @@ namespace dlib
if (q == 0) if (q == 0)
{ {
int l = n; long l = n;
H(n,n) = 1.0; H(n,n) = 1.0;
for (int i = n-1; i >= 0; i--) for (long i = n-1; i >= 0; i--)
{ {
w = H(i,i) - p; w = H(i,i) - p;
r = 0.0; r = 0.0;
for (int j = l; j <= n; j++) for (long j = l; j <= n; j++)
{ {
r = r + H(i,j) * H(j,n); r = r + H(i,j) * H(j,n);
} }
...@@ -1232,7 +1232,7 @@ namespace dlib ...@@ -1232,7 +1232,7 @@ namespace dlib
t = abs(H(i,n)); t = abs(H(i,n));
if ((eps * t) * t > 1) if ((eps * t) * t > 1)
{ {
for (int j = i; j <= n; j++) for (long j = i; j <= n; j++)
{ {
H(j,n) = H(j,n) / t; H(j,n) = H(j,n) / t;
} }
...@@ -1245,7 +1245,7 @@ namespace dlib ...@@ -1245,7 +1245,7 @@ namespace dlib
} }
else if (q < 0) else if (q < 0)
{ {
int l = n-1; long l = n-1;
// Last vector component imaginary so matrix is triangular // Last vector component imaginary so matrix is triangular
...@@ -1262,12 +1262,12 @@ namespace dlib ...@@ -1262,12 +1262,12 @@ namespace dlib
} }
H(n,n-1) = 0.0; H(n,n-1) = 0.0;
H(n,n) = 1.0; H(n,n) = 1.0;
for (int i = n-2; i >= 0; i--) for (long i = n-2; i >= 0; i--)
{ {
type ra,sa,vr,vi; type ra,sa,vr,vi;
ra = 0.0; ra = 0.0;
sa = 0.0; sa = 0.0;
for (int j = l; j <= n; j++) for (long j = l; j <= n; j++)
{ {
ra = ra + H(i,j) * H(j,n-1); ra = ra + H(i,j) * H(j,n-1);
sa = sa + H(i,j) * H(j,n); sa = sa + H(i,j) * H(j,n);
...@@ -1324,7 +1324,7 @@ namespace dlib ...@@ -1324,7 +1324,7 @@ namespace dlib
t = max(abs(H(i,n-1)),abs(H(i,n))); t = max(abs(H(i,n-1)),abs(H(i,n)));
if ((eps * t) * t > 1) if ((eps * t) * t > 1)
{ {
for (int j = i; j <= n; j++) for (long j = i; j <= n; j++)
{ {
H(j,n-1) = H(j,n-1) / t; H(j,n-1) = H(j,n-1) / t;
H(j,n) = H(j,n) / t; H(j,n) = H(j,n) / t;
...@@ -1337,11 +1337,11 @@ namespace dlib ...@@ -1337,11 +1337,11 @@ namespace dlib
// Vectors of isolated roots // Vectors of isolated roots
for (int i = 0; i < nn; i++) for (long i = 0; i < nn; i++)
{ {
if (i < low || i > high) if (i < low || i > high)
{ {
for (int j = i; j < nn; j++) for (long j = i; j < nn; j++)
{ {
V(i,j) = H(i,j); V(i,j) = H(i,j);
} }
...@@ -1350,12 +1350,12 @@ namespace dlib ...@@ -1350,12 +1350,12 @@ namespace dlib
// Back transformation to get eigenvectors of original matrix // Back transformation to get eigenvectors of original matrix
for (int j = nn-1; j >= low; j--) for (long j = nn-1; j >= low; j--)
{ {
for (int i = low; i <= high; i++) for (long i = low; i <= high; i++)
{ {
z = 0.0; z = 0.0;
for (int k = low; k <= min(j,high); k++) for (long k = low; k <= min(j,high); k++)
{ {
z = z + V(i,k) * H(k,j); z = z + V(i,k) * H(k,j);
} }
......
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