Table* rf_cols(Table *tbl) {
Table *t = tbl_make();
int columnCount = tbl_column_count(tbl);
int rowCount = tbl_row_count(tbl);
int loopCount = (columnCount - 1) * 2 / 3;
char *type = tbl_type(tbl);
int *randomColumns = (int*)malloc(sizeof(int) * loopCount);
int r;
for(int i = 0 ; i < loopCount; i++) {
int flag = 1;
while(flag) {
r = rand() % (columnCount - 2);
if(i == 0) {
flag = 0;
break;
}
for(int j = 0; j < i; j++) {
if(randomColumns[j] == r) {
break;
}
if(j == i - 1) {
flag = 0;
}
}
}
randomColumns[i] = r;
}
for(int i = 0 ; i < rowCount; i++) {
tbl_start_row(t, loopCount);
for(int j = 0; j < loopCount; j++) {
if(type[randomColumns[j]] == 'S') {
tbl_add_string_to_row(t, tbl_string_at(tbl_row_at(tbl, i), randomColumns[j]));
}
else {
tbl_add_double_to_row(t, tbl_double_at(tbl_row_at(tbl, i), randomColumns[j]));
}
}
if(type[columnCount - 1] == 'S') {
tbl_add_string_to_row(t, tbl_string_at(tbl_row_at(tbl, i), columnCount - 1));
}
else {
tbl_add_double_to_row(t, tbl_double_at(tbl_row_at(tbl, i), columnCount - 1));
}
}
tbl_done_building(t);
free(randomColumns);
return t;
}
Table* rf_rows(Table *tbl) {
Row ** rows = tbl_rows(tbl);
Table *t = tbl_make();
char *type = tbl_type(tbl);
int r;
int rowCount = tbl_row_count(tbl);
int columnCount = tbl_column_count(tbl);
for(int i = 0; i < rowCount; i++) {
r = rand() % (rowCount - 1);
tbl_start_row(t, columnCount);
for(int j = 0; j < columnCount; j++) {
if(type[j] == 'S') {
tbl_add_string_to_row(t, tbl_string_at(rows[r], j));
//printf("test: %s\n", tbl_string_at(rows[r], j));
}
else {
tbl_add_double_to_row(t, tbl_double_at(rows[r], j));
}
}
}
tbl_done_building(t);
//tbl_print(t);
return t;
}
int main(){
colnames = calloc(5, sizeof(char*));
char* c1 = "outlook";
char* c2 = "temperature";
char* c3 = "humidity";
char* c4 = "wind";
char* c5 = "play";
colnames[0] = c1;
colnames[1] = c2;
colnames[2] = c3;
colnames[3] = c4;
colnames[4] = c5;
//********0.txt********
char* p1 = "rainy";
char* p2 = "overcast";
char* p3 = "sunny";
char* t1 = "cool";
char* t2 = "mild";
char* t3 = "hot";
char* h1 = "normal";
char* h2 = "high";
char* h3 = "low";
char* w1 = "true";
char* w2 = "false";
//************1.txt************
char* x1 = "cat";
char* x2 = "dog";
char* x3 = "person";
char* x4 = "emu";
char* x5 = "rat";
char* x6 = "orange";
char* x7 = "plug";
Table* tbl = tbl_make();
/*
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 0.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_done_building(tbl);
*//*
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x1);
tbl_add_double_to_row(tbl, 15);
tbl_add_double_to_row(tbl, 1);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x2);
tbl_add_double_to_row(tbl, 50);
tbl_add_double_to_row(tbl, 0);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x3);
tbl_add_double_to_row(tbl, 30);
tbl_add_double_to_row(tbl, 0);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x4);
tbl_add_double_to_row(tbl, 12);
tbl_add_double_to_row(tbl, 0);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x5);
tbl_add_double_to_row(tbl, 12);
tbl_add_double_to_row(tbl, 1);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x6);
tbl_add_double_to_row(tbl, 12);
tbl_add_double_to_row(tbl, 0);
tbl_start_row(tbl, 3);
tbl_add_string_to_row(tbl, x7);
tbl_add_double_to_row(tbl, 15);
tbl_add_double_to_row(tbl, 1);
tbl_done_building(tbl);
*/
//*******0.txt*********
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w1);
tbl_add_double_to_row(tbl, 0.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p2);
tbl_add_string_to_row(tbl, t3);
tbl_add_string_to_row(tbl, h2);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p3);
tbl_add_string_to_row(tbl, t2);
tbl_add_string_to_row(tbl, h2);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 0.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p3);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p1);
tbl_add_string_to_row(tbl, t1);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p3);
tbl_add_string_to_row(tbl, t3);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p2);
tbl_add_string_to_row(tbl, t2);
tbl_add_string_to_row(tbl, h2);
tbl_add_string_to_row(tbl, w1);
tbl_add_double_to_row(tbl, 1.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p3);
tbl_add_string_to_row(tbl, t2);
tbl_add_string_to_row(tbl, h2);
tbl_add_string_to_row(tbl, w1);
tbl_add_double_to_row(tbl, 0.0);
tbl_start_row(tbl, 5);
tbl_add_string_to_row(tbl, p2);
tbl_add_string_to_row(tbl, t3);
tbl_add_string_to_row(tbl, h1);
tbl_add_string_to_row(tbl, w2);
tbl_add_double_to_row(tbl, 0.0);
tbl_done_building(tbl);
//tbl_print(tbl);
/* Table* ret = tbl_make();
tbl_start_row(ret, 5);
tbl_add_string_to_row(ret, p2);
tbl_add_string_to_row(ret, t1);
tbl_add_string_to_row(ret, h3);
tbl_add_string_to_row(ret, w1);
tbl_add_double_to_row(ret, 1.0);
tbl_start_row(ret, 5);
tbl_add_string_to_row(ret, p3);
tbl_add_string_to_row(ret, t3);
tbl_add_string_to_row(ret, h2);
tbl_add_string_to_row(ret, w2);
tbl_add_double_to_row(ret, 0.0);
tbl_start_row(ret, 5);
tbl_add_string_to_row(ret, p1);
tbl_add_string_to_row(ret, t1);
tbl_add_string_to_row(ret, h1);
tbl_add_string_to_row(ret, w2);
tbl_add_double_to_row(ret, 1.0);
tbl_start_row(ret, 5);
tbl_add_string_to_row(ret, p1);
tbl_add_string_to_row(ret, t1);
tbl_add_string_to_row(ret, h1);
tbl_add_string_to_row(ret, w1);
tbl_add_double_to_row(ret, 0.0);
tbl_done_building(ret);*/
char* split = "mild";
// tbl_print_row(tbl_row_at(ret, 0));
// tbl_print_row(rt);
Table* ret = tbl_make();
ret = resample(tbl);
// tbl = resample(ret);
// tbl_print(ret);
// printf("\n");
// tbl_print(tbl);
}
