Sitting on top of the data storage, JCR offers content services like granular access control, versioning, content events, full-text search and filtering among others.
在数据存储之上，JCR提供诸如访问粒度控制、版本控制、内容事件、全文检索和过滤等内容服务。
The key to content based text filtering consists in constructing the semantic representation of users' profile.
基于内容的文本过滤关键在于建立语义层次上的用户模板。
Nowadays, the popular Internet filtering and search system relies mainly on text content, there is little image search system.
摘要目前，网上流行的过滤和搜索系统主要是依靠文本内容，很少有图像搜索系统。
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