在实际的航空影像上的实验表明，融合区域分割和边缘信息能够提高居民地提取的准确率。
The experimental results on real aerial images shows that the proposed method fusing region and edge data can improve the accuracy of extraction for residential areas.
从办案的实际应用效果来看，工具痕迹的发现提取率、检验鉴定率，与手印、足迹、枪弹痕迹相比相差甚远。
Seeing from the utilization in handling a case, the results of finding, abstracting, examining and appraising tool traces are far away from that of hand prints, foot prints and bullet tracks.
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