基于分块重要度和二维条件随机场的Web信息抽取

吴秦，胡丽娟，梁久祯*

Web Information extraction based on block importance model and 2D conditional random fields

Wu Qin, Hu Lijuan, Liang Jiuzhen

南京大学学报(自然科学版) . 2014, (1): 79 .