Improving semi-text-independent method of writer verification using difference vector.

Xin Li 0144 Xiaoqing Ding Improving semi-text-independent method of writer verification using difference vector. 72470Q 2009 DRR https://doi.org/10.1117/12.805235 conf/drr/2009 db/conf/drr/drr2009.html#LiD09