example.cc

这是一个从音频信号里提取特征参量的程序

// file: $isip/doc/examples/class/numeric/numeric_example_00/example.cc
// version: $Id: example.cc,v 1.1 2001/04/27 02:30:01 srivasta Exp $
//

// isip include files
//
#include <LinearAlgebra.h>
#include <Console.h>

// main program starts here
//
int main (int argc, const char **argv) {

  // declare a multiplier matrix (2x2)
  //
  MatrixFloat A_fl(2, 2, L" 2, 4, 7, 5");
  MatrixDouble A_doub(2, 2, L" 2, 4, 7, 5");
  
  // declare the vector of knowns (2x1)
  //
  VectorFloat b_fl(L"16, 29");
  VectorDouble b_doub(L"16, 29");
  
  // test vectors
  //
  VectorFloat x_fl;
  VectorDouble x_doub;

  // test linearSolve
  //
  LinearAlgebra::linearSolve(x_fl, A_fl, b_fl);
  LinearAlgebra::linearSolve(x_doub, A_doub, b_doub);

  // print the output
  //
  x_fl.debug(L"Result vector for float type");
  x_doub.debug(L"Result vector for double type");

  // exit gracefully
  //
  Integral::exit();
}