本文首先介绍了图像搜索引擎系统的总体设计，分别介绍了数据下载模块、 预处理模块、图像分类模块、图像检索模块。在分析Spider系统的总体架构、运 行流程和重要组件的基础上，实现了普通爬虫和精确爬虫，分别针对不同的网页 进行数据下载。-This thesis describes the overall design of the image search engine firstly and describes the data download module、preprocess

Write and test a C-language program to do text file processing as follows: Preprocessing: A. Make sure there is ONLY one single blank space after a full stop (.) and the character that comes right after it. B. Same behavior as in [A] for comm

主要编写的图像预处理步骤的代码，包括灰度化，二值化，高斯模糊，图像增强(The main preparation of the image preprocessing steps of the code, including grayscale, binary, Gaussian blur, image enhancement.)