dac.py 文件源码

def set_solr_properties(self):
        '''
        Determine Solr iteration, position and score.
        '''
        if not [f for f in self.features if f.startswith('match_str_solr')]:
            return

        # Solr iteration
        self.match_str_solr_query_0 = 1 if self.query_id == 0 else 0
        self.match_str_solr_query_1 = 1 if self.query_id == 1 else 0
        self.match_str_solr_query_2 = 1 if self.query_id == 2 else 0
        self.match_str_solr_query_3 = 1 if self.query_id == 3 else 0
        self.match_str_solr_substitution = 1 if self.query_iteration == 1 else 0

        # Solr position (relative to other remaining candidates)
        pos = self.cand_list.filtered_candidates.index(self)
        self.match_str_solr_position = 1.0 - math.tanh(pos * 0.25)

        # Solr score (relative to other remaining candidates)
        if not hasattr(self.cand_list, 'max_score'):
            self.cand_list.set_max_score()
        if self.cand_list.max_score:
            self.match_str_solr_score = (self.document.get('score') /
                float(self.cand_list.max_score))