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- This dissertation mainly dicussed the Natural Language Processing (NLP) and Machine Learning (ML) based text classification, in which a new mean-variance based feature reduction was raised and anlyized. 本文讨论了基于自然语言处理和机器学习的文本分类任务,提出了文本分类中新的特征降维方法,并结合两种不同的机器学习算法,观察了不同的降维方法和机器学习算法相组合完成文本分类的性能随特征空间维数变化的现象,并尝试探讨了造成这种现象的原因。
- In this thesis, tapered-slot CPW-fed printed antenna is proposed with a novel structure featuring reduction of antenna size. 本篇论文中，我们提出了渐变开槽共平面波导馈入的结构，并结合新的架构来达到体积缩小化的功能。
- Feature Reduct of Decision Tables Based on Feature Matrix 基于特征矩阵的决策表约简研究
- State Space Reconstruction and Feature Reduction of Ship Noise 舰船噪声的状态空间重构与特征压缩
- The main feature on the program is her song. 那个节目的主要号召物是她的歌。
- Wet weather is a feature of life in this area. 天气潮湿是这个地区生活的一个特色。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- The reduction of unemployment should be paramount. 降低失业率应是头等大事。
- A main feature of computer virus. 计算机病毒的一种主要特性。
- A characteristic feature of Attic Greek. 雅典式的习语，文体，风格等古希腊雅典个性风格
- A notable or distinctive feature or characteristic. 特征显著或特殊的特征或特点
- Cliche is a feature of bad journalism. 使用套语是拙劣的新闻体的特点。
- This is a key feature of our society. 这是我们社会的一个主要特点。
- The forthcoming talk hold out the hope of real arms reduction. 即将举行的会谈给实现真正的裁军带来了希望。
- The local newspaper ran a feature on child labor. 地方报纸登载一篇有关童工的特写。
- The sole redeeming feature of this job is the salary. 这份工作唯其薪水尚可弥补一切之不足。
- Queue forme at the ticket office when the news of the fare reduction get out. 票价下调的消息一传出，售票处前就排起了队。
- A distinguishing characteristic or feature. 特色，特征区别于其它事物的特点或性质
- A distinguishing feature or characteristic. 特征一个与众不同的特点或性质
- A reduction in pace, force, or intensity; a slowdown. 减慢，放松速度、力量或强度减弱; 放慢
