| 62 | |
| 63 | template <typename feature_setter, typename EXP> |
| 64 | void get_features ( |
| 65 | feature_setter& set_feature, |
| 66 | const sequence_type& x, |
| 67 | const matrix_exp<EXP>& y, |
| 68 | unsigned long position |
| 69 | ) const |
| 70 | { |
| 71 | if (y.size() > 1) |
| 72 | set_feature(y(1)*num_label_states + y(0)); |
| 73 | |
| 74 | set_feature(num_label_states*num_label_states + |
| 75 | y(0)*num_sample_states + x.item[position]); |
| 76 | } |
| 77 | }; |
| 78 | |
| 79 | class feature_extractor_partial |