region-dependent segmentation的用法和樣例：
例句
- We present a novel segmentation randomized tree based classification algorithm in this paper.
本文提出一種基于區域分割的隨機樹分類算法。 - For personal identification based on imperfect irises, accurate iris segmentation is helpful to the feature extraction, classification and identification.
摘要對于不完美的個人身份鑒別，高精度的虹膜區域分割有助于后面的特征提取和分類識別。
