连笔笔画  connection handwriting strokes

笔笔直直  bolt upright

笔划抽取  Stroke extraction

笔画  Stroke; Strokes; strokes of a Chinese character

笔画边缘  stroke edge

笔画边缘不规则性  irregularity stroke edge; stroke edge irregularity

笔画编码  stroke coding; stroke encoding

笔画穿透数目特征  crossing line feature

笔画方向性  stroke directionality

笔画分段  strokes segmentation

笔画分析  stroke analysis

笔画规整  stroke beautification

笔画交叉数目  stroke crossing numbers

笔画宽度  stroke width

笔画类型  stroke type

笔画连通性  stroke connectivity

笔画轮廓恢复  Stroke contour recovery

笔画码  code of stroke

笔画密度  stroke density