陈-尊为区域模型也是主动轮廓线模型自然图像进行分割。此程序提出由陈尊于 2001 年实施的高级别的图像分割算法。基于区域主动轮廓线模型是改进标准 snake 模型 Kass 等人提出。Kass et al 模型的主要限制是它利用梯度基于外部力量，以适合于所需的对象边界轮廓。如果梯度不是足够强大，这可能会导致树结构的结果。该模型利用 region 的属性，从而可以甚至为噪声的图像成功地工作。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001651s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.092845s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001486s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001088s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003537s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000860s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001559s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 192444 [ RunTime:0.015876s ]
