| 228 | // ---------------------------------------------------------------------------------------- |
| 229 | |
| 230 | void generate_data ( |
| 231 | std::vector<sample_type>& samples, |
| 232 | std::vector<string>& labels |
| 233 | ) |
| 234 | { |
| 235 | const long num = 50; |
| 236 | |
| 237 | sample_type m; |
| 238 | |
| 239 | dlib::rand rnd; |
| 240 | |
| 241 | |
| 242 | // add some points in the upper right quadrant |
| 243 | m = 10, 10; |
| 244 | for (long i = 0; i < num; ++i) |
| 245 | { |
| 246 | samples.push_back(m + randm(2,1,rnd)); |
| 247 | labels.push_back("upper_right"); |
| 248 | } |
| 249 | |
| 250 | // add some points in the upper left quadrant |
| 251 | m = -10, 10; |
| 252 | for (long i = 0; i < num; ++i) |
| 253 | { |
| 254 | samples.push_back(m + randm(2,1,rnd)); |
| 255 | labels.push_back("upper_left"); |
| 256 | } |
| 257 | |
| 258 | // add some points in the lower right quadrant |
| 259 | m = 10, -10; |
| 260 | for (long i = 0; i < num; ++i) |
| 261 | { |
| 262 | samples.push_back(m + randm(2,1,rnd)); |
| 263 | labels.push_back("lower_right"); |
| 264 | } |
| 265 | |
| 266 | // add some points in the lower left quadrant |
| 267 | m = -10, -10; |
| 268 | for (long i = 0; i < num; ++i) |
| 269 | { |
| 270 | samples.push_back(m + randm(2,1,rnd)); |
| 271 | labels.push_back("lower_left"); |
| 272 | } |
| 273 | |
| 274 | } |
| 275 | |
| 276 | // ---------------------------------------------------------------------------------------- |
| 277 | |