//! More...
Functions | |
template<typename T1 > | |
arma_hot T1::elem_type | accu_unwrap (const Base< typename T1::elem_type, T1 > &X) |
template<typename T1 > | |
arma_hot T1::elem_type | accu_proxy (const Base< typename T1::elem_type, T1 > &X) |
template<typename T1 > | |
arma_inline arma_warn_unused T1::elem_type | accu (const Base< typename T1::elem_type, T1 > &X) |
accumulate the elements of a matrix | |
template<typename T1 > | |
arma_inline arma_warn_unused u32 | accu (const mtOp< u32, T1, op_rel_noteq > &X) |
explicit handling of Hamming norm (also known as zero norm) | |
template<typename T1 > | |
arma_hot arma_warn_unused T1::elem_type | accu (const BaseCube< typename T1::elem_type, T1 > &X) |
accumulate the elements of a cube | |
template<typename eT > | |
arma_pure arma_warn_unused eT | accu (const diagview< eT > &X) |
accumulate the elements of a diagview | |
template<typename eT > | |
arma_pure arma_warn_unused eT | accu (const subview< eT > &S) |
accumulate the elements of a subview (submatrix) | |
template<typename eT > | |
arma_pure arma_warn_unused eT | accu (const subview_row< eT > &S) |
accumulate the elements of a subview_row | |
template<typename eT > | |
arma_pure arma_warn_unused eT | accu (const subview_col< eT > &S) |
accumulate the elements of a subview_col |
//!
arma_hot T1::elem_type accu_unwrap | ( | const Base< typename T1::elem_type, T1 > & | X | ) | [inline] |
Definition at line 26 of file fn_accu.hpp.
References Base< elem_type, derived >::get_ref().
Referenced by accu().
{ arma_extra_debug_sigprint(); typedef typename T1::elem_type eT; const unwrap<T1> tmp(X.get_ref()); const Mat<eT>& A = tmp.M; const eT* A_mem = A.memptr(); const u32 N = A.n_elem; eT val1 = eT(0); eT val2 = eT(0); u32 i,j; for(i=0, j=1; j<N; i+=2, j+=2) { val1 += A_mem[i]; val2 += A_mem[j]; } if(i < N) { val1 += A_mem[i]; } return val1 + val2; }
arma_hot T1::elem_type accu_proxy | ( | const Base< typename T1::elem_type, T1 > & | X | ) | [inline] |
Definition at line 63 of file fn_accu.hpp.
References Base< elem_type, derived >::get_ref().
Referenced by accu().
arma_inline arma_warn_unused T1::elem_type accu | ( | const Base< typename T1::elem_type, T1 > & | X | ) |
accumulate the elements of a matrix
Definition at line 90 of file fn_accu.hpp.
References accu_proxy(), and accu_unwrap().
Referenced by sum().
{ arma_extra_debug_sigprint(); return (is_Mat<T1>::value == true) ? accu_unwrap(X) : accu_proxy(X); }
arma_inline arma_warn_unused u32 accu | ( | const mtOp< u32, T1, op_rel_noteq > & | X | ) |
explicit handling of Hamming norm (also known as zero norm)
Definition at line 104 of file fn_accu.hpp.
References mtOp< out_eT, T1, op_type >::aux, and mtOp< out_eT, T1, op_type >::m.
arma_hot arma_warn_unused T1::elem_type accu | ( | const BaseCube< typename T1::elem_type, T1 > & | X | ) | [inline] |
accumulate the elements of a cube
Definition at line 135 of file fn_accu.hpp.
References BaseCube< elem_type, derived >::get_ref().
{ arma_extra_debug_sigprint(); typedef typename T1::elem_type eT; const ProxyCube<T1> A(X.get_ref()); const u32 n_elem = A.n_elem; eT val = eT(0); for(u32 i=0; i<n_elem; ++i) { val += A[i]; } return val; }
arma_pure arma_warn_unused eT accu | ( | const diagview< eT > & | X | ) | [inline] |
accumulate the elements of a diagview
Definition at line 163 of file fn_accu.hpp.
References diagview< eT >::n_elem.
arma_pure arma_warn_unused eT accu | ( | const subview< eT > & | S | ) | [inline] |
accumulate the elements of a subview (submatrix)
Definition at line 186 of file fn_accu.hpp.
References subview< eT >::colptr(), subview< eT >::n_cols, and subview< eT >::n_rows.
arma_pure arma_warn_unused eT accu | ( | const subview_row< eT > & | S | ) | [inline] |
accumulate the elements of a subview_row
Definition at line 214 of file fn_accu.hpp.
References Mat< eT >::at(), subview< eT >::aux_col1, subview< eT >::aux_col2, subview< eT >::aux_row1, and subview< eT >::m.
arma_pure arma_warn_unused eT accu | ( | const subview_col< eT > & | S | ) | [inline] |
accumulate the elements of a subview_col
Definition at line 242 of file fn_accu.hpp.
References subview< eT >::colptr(), and subview< eT >::n_rows.