| 44 | // ---------------------------------------------------------------------------------------- |
| 45 | |
| 46 | void inverse_norms ( |
| 47 | resizable_tensor& invnorms, |
| 48 | const tensor& data, |
| 49 | const double eps |
| 50 | ) |
| 51 | { |
| 52 | #ifdef DLIB_USE_CUDA |
| 53 | cuda::inverse_norms(invnorms, data, eps); |
| 54 | #else |
| 55 | invnorms = reciprocal(sqrt(sum_cols(squared(mat(data))) + eps)); |
| 56 | #endif |
| 57 | } |
| 58 | |
| 59 | void dot_prods ( |
| 60 | resizable_tensor& out, |