/*
* Runs benchmark.
*/
int main(int argc, char **argv)
{
int i; /* Loop index. */
double *mask; /* Mask. */
uint64_t end; /* End time. */
uint64_t start; /* Start time. */
unsigned char *img; /* Image. */
readargs(argc, argv);
timer_init();
srandnum(seed);
/* Benchmark initialization. */
if (verbose)
printf("initializing...\n");
start = timer_get();
img = smalloc(p->imgsize*p->imgsize*sizeof(char));
for (i = 0; i < p->imgsize*p->imgsize; i++)
img[i] = randnum() & 0xff;
mask = smalloc(p->masksize*p->masksize*sizeof(double));
generate_mask(mask);
end = timer_get();
if (verbose)
printf(" time spent: %f\n", timer_diff(start, end)*MICROSEC);
/* Apply filter. */
if (verbose)
printf("applying filter...\n");
start = timer_get();
gauss_filter(img, p->imgsize, mask, p->masksize);
end = timer_get();
total = timer_diff(start, end);
/* Print timing statistics. */
printf("timing statistics:\n");
printf(" master: %f\n", master*MICROSEC);
for (i = 0; i < nclusters; i++)
printf(" slave %d: %f\n", i, slave[i]*MICROSEC);
printf(" communication: %f\n", communication*MICROSEC);
printf(" total time: %f\n", total*MICROSEC);
/* House keeping. */
free(mask);
free(img);
return (0);
}
/*
* Runs benchmark.
*/
int main(int argc, char **argv)
{
int i; /* Loop index. */
int *a; /* Array to be sorted. */
uint64_t end; /* End time. */
uint64_t start; /* Start time. */
readargs(argc, argv);
timer_init();
srandnum(seed);
/* Benchmark initialization. */
if (verbose)
printf("initializing...\n");
start = timer_get();
a = smalloc(p->n*sizeof(int));
for (i = 0; i < p->n; i++)
a[i] = randnum() & 0xfffff;
end = timer_get();
if (verbose)
printf(" time spent: %f\n", timer_diff(start, end)*MICROSEC);
/* Cluster data. */
if (verbose)
printf("sorting...\n");
start = timer_get();
bucketsort(a, p->n);
end = timer_get();
total = timer_diff(start, end);
/* Print timing statistics. */
printf("timing statistics:\n");
printf(" master: %f\n", master*MICROSEC);
for (i = 0; i < nclusters; i++)
printf(" slave %d: %f\n", i, slave[i]*MICROSEC);
printf(" communication: %f\n", communication*MICROSEC);
printf(" total time: %f\n", total*MICROSEC);
/* House keeping. */
free(a);
return (0);
}
/*
* Runs benchmark.
*/
int main(int argc, char **argv)
{
int i; /* Loop index. */
int *map; /* Map of clusters. */
uint64_t end; /* End time. */
uint64_t start; /* Start time. */
vector_t *data; /* Data points. */
readargs(argc, argv);
printf("CAPBench - KM kernel\n");
printf(" # of threads: %d \n", nthreads);
timer_init();
srandnum(seed);
omp_set_num_threads(nthreads);
/* Benchmark initialization. */
start = timer_get();
data = smalloc(p->npoints*sizeof(vector_t));
for (i = 0; i < p->npoints; i++)
{
data[i] = vector_create(p->dimension);
vector_random(data[i]);
}
end = timer_get();
/* Cluster data. */
printf("Entering in KM ROI - Clustering data...\n");
start = timer_get();
m5_reset_stats(0,0);
map = kmeans(data, p->npoints, p->ncentroids, p->mindistance);
end = timer_get();
m5_dump_stats(0,0);
printf("KM total time: %f\n", timer_diff(start, end)*MICROSEC);
/* House keeping. */
free(map);
for (i = 0; i < p->npoints; i++)
vector_destroy(data[i]);
free(data);
return (0);
}
int main(int argc, char **argv) {
if (argc != 7) {
printf("Usage: npoints dimension ncentroids mindistance seed nthreads\n");
exit(1);
}
npoints = strtol(argv[1], NULL, 0);
dimension = strtol(argv[2], NULL, 0);
ncentroids = strtol(argv[3], NULL, 0);
mindistance = strtol(argv[4], NULL, 0);
seed = strtol(argv[5], NULL, 0);
nthreads = strtol(argv[6], NULL, 0);
srandnum(seed);
data = calloc((unsigned int)npoints, sizeof(vector_t));
for (int i = 0; i < npoints; i++) {
data[i] = calloc((unsigned int)dimension, sizeof(float));
for (int j = 0; j < dimension; j++) {
data[i][j] = randnum() & 65535U;
}
}
map = kmeans();
for (int i = 0; i < ncentroids; i++) {
printf("Partition %d:\n", i);
for (int j = 0; j < npoints; j++) {
if (map[j] == i) {
printf("%d ", j);
}
}
printf("\n");
}
free(map);
for (int i = 0; i < npoints; i++) {
free(data[i]);
}
free(data);
return 0;
}
/*
* Runs benchmark.
*/
int main(int argc, char **argv)
{
int i; /* Loop index. */
int *mask; /* Mask. */
uint64_t end; /* End time. */
uint64_t start; /* Start time. */
char *img; /* Image. */
int numcorners=0; /* Total corners detected */
#ifdef _XEON_PHI_
double power;
#endif
readargs(argc, argv);
timer_init();
srandnum(seed);
omp_set_num_threads(nthreads);
/* Benchmark initialization. */
if (verbose)
printf("initializing...\n");
start = timer_get();
img = smalloc(p->imgsize*p->imgsize*sizeof(char));
for (i = 0; i < p->imgsize*p->imgsize; i++){
char val = randnum() & 0xff;
img[i] = (val>0) ? val : val*(-1);
}
mask = smalloc(p->maskrows*p->maskcolumns*sizeof(int));
generate_mask(mask);
end = timer_get();
if (verbose)
printf(" time spent: %f\n", timer_diff(start, end)*MICROSEC);
#ifdef _XEON_PHI_
power_init();
#endif
/* Detect corners. */
if (verbose)
printf("detecting corners...\n");
start = timer_get();
numcorners = fast(img, p->imgsize, mask);
end = timer_get();
#ifdef _XEON_PHI_
power = power_end();
#endif
printf("timing statistics:\n");
printf(" total time: %f\n", timer_diff(start, end)*MICROSEC);
#ifdef _XEON_PHI_
printf(" average power: %f\n", power*0.000001);
#endif
printf(" corners detected: %d\n", numcorners);
/* House keeping. */
free(mask);
free(img);
return (0);
}
