Exercise 3 for the course "Parallel and distributed systems" of THMMY in AUTH university.
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#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#include "meanshift_utils.h"
int DEVIATION = 1;
int NUMBER_OF_POINTS = 600;
int DIMENSIONS = 2;
char* POINTS_FILENAME = "../data/X.bin";
char* LABELS_FILENAME = "../data/L.bin";
parameters params;
struct timeval startwtime, endwtime;
double seq_time;
int main(int argc, char **argv){
int iterations;
double **vectors, **shifted_points;
char *labels;
params.epsilon = 0.0001;
params.verbose = true;
params.display = true;
//get_args(argc, argv, &params); //commented out while in development
init(&vectors, &labels);
//save_matrix(vectors, 0);
// tic
gettimeofday (&startwtime, NULL);
iterations = meanshift(vectors, &shifted_points, DEVIATION, &params);
// toc
gettimeofday (&endwtime, NULL);
seq_time = (double)((endwtime.tv_usec - startwtime.tv_usec)/1.0e6 + endwtime.tv_sec - startwtime.tv_sec);
if (params.verbose){
printf("\nTotal number of iterations = %d\n", iterations);
printf("%s wall clock time = %f\n","Mean Shift", seq_time);
}
//TODO write output points to file -> plot later
//save_matrix(shifted_points, iterations);
}