dac.py 文件源码

def set_candidate_inlinks(self):
        '''
        Determine inlinks feature values.
        '''
        if not [f for f in self.features if f.startswith('candidate_inlinks')]:
            return

        for link_type in ['inlinks', 'inlinks_newspapers']:
            link_count = self.document.get(link_type)
            if link_count:
                setattr(self, 'candidate_' + link_type,
                    math.tanh(link_count * 0.001))
                if not hasattr(self.cand_list, 'sum_' + link_type):
                    self.cand_list.set_sum_inlinks()
                link_sum = getattr(self.cand_list, 'sum_' + link_type)
                if link_sum:
                    link_count_rel = link_count / float(link_sum)
                    setattr(self, 'candidate_' + link_type + '_rel',
                        link_count_rel)