文本分类性能评价研究

Review of Performance Evaluation of Text Classification

文本分类是信息处理的关键技术之一,分类性能评价是其重要组成部分。论文研究了文本分类评价的影响因素,并就评价中两个必需要素:标准数据集与评价指标进行了阐述分析。指出只有建立规范的评价平台,构建合理的评价指标,才能有效地对分类结果进行评价,才能更好地促进文本分类技术发展。

Text classification is one of the key technologies for information processing.The performance evaluation is one part of the whole text classification process.This paper analyzes the factors of performance evaluation for text classification and expatiates emphatically the standard database and evaluation indexes.Under the uniform standard frame and right evaluation indexes,the performance evaluation can be implemented effectively and the text classification technologies develop fleetly.