Feature extraction is the foundation of audio classification, while audio classification is a key of content based audio retrieval.
音频特征提取是音频分类的基础，而音频分类又是基于内容的音频检索的关键。
In this paper, we mainly discuss semantic structure of content based video by shot segmentation and classification.
本文从镜头分割和分类分析了视频内容的语义结构。
The sportscast classification based on content is an important portion of the content-based video information classification and retrieval and main topic in the multimedia information research.
基于内容的体育节目分类是基于内容的视频信息分类检索的一个部分，是多媒体信息处理研究领域中的重要课题。
Text automatic classification is a technology which is to assign text to one or more scheduled category based on analyzing text content.
文本的自动分类是在对文本内容分析的基础上把文本分配给一个或多个预定的类别。
In this thesis, the main research is content-based junk short messages filtering which can be treated as irregular short text classification problem.
本文主要研究了基于内容的垃圾短信过滤，它可以看成是一个不规则短文本的分类问题。
The thesis is according to the Knowledge Classification Theory and Learning strategies, and design the presenting tactics of the Chinese web-based curriculum content of junior middle school.
本文依据知识分类和学习策略等心理学理论，对基于网络环境的初中语文教学内容呈现策略进行了系统设计研究。
For the above-mentioned new characters of music indexing and searching technologies, a music mood classification searching technology based on content is put forward in this paper.
本文针对上述音乐索引和检索技术中出现的新特点，提出了采用基于内容的音乐情感分类检索技术。
The domain primarily consists of musical classification, division, based on the content of the musical searches, musical intelligence and so on.
该领域主要包括音乐的自动分类、分割、基于内容的音乐检索、音乐的智能创作等方面内容。
The paper gives an overview of the pictures and cartoons published in every magazines. The conclusion is based on the classification and analysis of the content and the style.
文章描述了发表于民国时期上海各种期刊的服装画与服装漫画的概况，并按照其内容与形式作了分类和分析，得出了相关结论。
This model extends the traditional RBAC model with user credentials, temporal constraints and XML document classification to enforce a content-based time-aware multi-granularity access control.
该模型从用户证书、时间约束、XML文档分类等方面对传统的RBAC模型进行了扩展，以实现基于内容的时间上下文敏感的多粒度访问控制。
This model extends the traditional RBAC model with user credentials, temporal constraints and XML document classification to enforce a content-based time-aware multi-granularity access control.
该模型从用户证书、时间约束、XML文档分类等方面对传统的RBAC模型进行了扩展，以实现基于内容的时间上下文敏感的多粒度访问控制。
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