土豆网视频搜索引擎系统的设计实现.pdf

  本文关键词：土豆网视频搜索引擎系统的设计与实现，由笔耕文化传播整理发布。

土豆网视频搜索引擎系统的设计与实现 系统能够非常稳定的运行。目前，土豆网每天有 1500 万次的视频搜索，通过视频搜索 功能带给网站 1000 多万的播放次数。土豆网的视频搜索系统既方便了用户，也为网站 带来了可观的点击次数和播放量。 关键词 视频分享，，视频搜索，分布式架构，Lucene ，中文分词 II 土豆网视频搜索引擎系统的设计与实现 DESIGN AND IMPLEMENTATION OF THE TUDOU VIDEO SEARCH ENGINE SYSTEM ABSTRACT Tudou.com, Premier Chinese Online Video Sharing Website, is one of the earliest websites created in China. After a few years’ development, its daily 100,000,000, and more than 40,000 new videos published daily. So far, Tudou's video inventory is around 20 million. The daily Video View is accessed over 80 million times which makes the video search the most important function to the user who wants to find his/her favorite videos on the website. This thesis summarizes the online video search technology, introduces and elaborates the concept of Vertical Search Engine. It is mainly focused on the development framework of Lucene which is an open source search engine. It also briefly describes the fundamental process and related API of using Lucene to implement the index and search function. The design and implementation of “Chinese Word Segmentation” is the most important part of the search engine technology. This study analyzes “Forward-Backward Maximum Matching Word Segmentation” and “Word Segmentation based on Statistics”. The key points of this study are the design and implementation of the architecture of the video search engine. The system is divided into 3 modules: video sea

  本文关键词：土豆网视频搜索引擎系统的设计与实现，由笔耕文化传播整理发布。