Rcpp_matrix_substract

C++ Function Reference

1 Signature

Rcpp::RObject BigDataStatMeth::Rcpp_matrix_substract(T A, T B)

2 Description

Matrix subtraction.

3 Parameters

A (T): First input matrix
B (T): Second input matrix (subtracted from A)

4 Returns

Result of matrix subtraction (A - B)

5 Details

Subtracts two matrices element-wise.

6 Source Code

Implementation

File: inst/include/memAlgebra/memSubstract.hpp • Lines 146-165

inline Rcpp::RObject Rcpp_matrix_substract ( T  A, T  B)
    {
        
        
        Rcpp::NumericMatrix m = Rcpp::as<Rcpp::NumericMatrix>(A);
        Rcpp::NumericMatrix m2 = Rcpp::as<Rcpp::NumericMatrix>(B);
        
        if( m.rows() == m2.rows() && m.cols() == m2.cols()) {
            Rcpp::NumericVector C = m - m2;
            // C.attr("dim") = Rcpp::Dimension( m.rows(), m.cols());
            
            return(C);
            
        } else {
            Rcpp::Rcout<<"Error: non-conformable arguments";
        }
        
        return(R_NilValue);
        
    }

7 Usage Example

#include "BigDataStatMeth.hpp"

// Example usage
auto result = Rcpp_matrix_substract(...);