Classify and prediction is the main measures in Data Mining, which make great progress in theory and method till now, and Decision Tree arithmetic is the symbol.
分类与预测分析是数据挖掘的主要技术手段之一，至今已在理论和方法上取得了丰硕的研究成果，决策树分类算法就是其中最典型的代表。
Absrtact: the decision tree is a kind of method to classify to predict for the unknown data.
摘要：决策树是对未知数据进行分类预测的一种方法。
The method is based on a binary image. First, the authors extract the features of every numeral in the image, then classify the numerals by a decision tree.
这种算法基于二值图像，先从二值图像中找出各数字的特征，然后再用决策树对这些数字进行分类。
The method is based on a binary image. First, the authors extract the features of every numeral in the image, then classify the numerals by a decision tree.
这种算法基于二值图像，先从二值图像中找出各数字的特征，然后再用决策树对这些数字进行分类。
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