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| #ifndef DATA_H
| #define DATA_H
| #include <pthread.h>
|
| #include "matrix.h"
| #include "list.h"
| #include "image.h"
|
| extern unsigned int data_seed;
|
| static inline float distance_from_edge(int x, int max)
| {
| int dx = (max/2) - x;
| if (dx < 0) dx = -dx;
| dx = (max/2) + 1 - dx;
| dx *= 2;
| float dist = (float)dx/max;
| if (dist > 1) dist = 1;
| return dist;
| }
|
|
| typedef struct{
| matrix X;
| matrix y;
| int shallow;
| } data;
|
|
| void free_data(data d);
|
| void print_letters(float *pred, int n);
| data load_data_captcha(char **paths, int n, int m, int k, int w, int h);
| data load_data_captcha_encode(char **paths, int n, int m, int w, int h);
| data load_data(char **paths, int n, int m, char **labels, int k, int w, int h);
| pthread_t load_data_thread(char **paths, int n, int m, char **labels, int k, int w, int h, data *d);
| pthread_t load_image_thread(char *path, image *im, image *resized, int w, int h);
|
| pthread_t load_data_detection_thread(int n, char **paths, int m, int classes, int w, int h, int nh, int nw, int background, data *d);
| data load_data_detection_jitter_random(int n, char **paths, int m, int classes, int w, int h, int num_boxes, int background);
| pthread_t load_data_localization_thread(int n, char **paths, int m, int classes, int w, int h, data *d);
|
| data load_cifar10_data(char *filename);
| data load_all_cifar10();
|
| data load_data_writing(char **paths, int n, int m, int w, int h);
|
| list *get_paths(char *filename);
| char **get_labels(char *filename);
| void get_random_batch(data d, int n, float *X, float *y);
| void get_next_batch(data d, int n, int offset, float *X, float *y);
| data load_categorical_data_csv(char *filename, int target, int k);
| void normalize_data_rows(data d);
| void scale_data_rows(data d, float s);
| void translate_data_rows(data d, float s);
| void randomize_data(data d);
| data *split_data(data d, int part, int total);
| data concat_data(data d1, data d2);
|
| #endif
|
|
