网络信息检索工具的现状与发展趋势

网络信息检索作为一种新型检索模式,主要特异性在于网络环境引起的信息资源分布化和数字技术带来的信息资源多媒体化,从而引起了信息检索过程各个要素的量变和质变.本文介绍网络信息检索的概念,基于网页的网络信息检索工具的现状和发展趋势及基于网络检索工具的检索技术的现状和发展趋势.

The Present Condition and the Development Trend of the Internet Information Retrieva Index Tool

The Internet Information Retrieval index conduct and actions is a kind of new index mode, the main particularity lies in the information resources that the network environment cause to distribute to turn the information resources multimedia that brings with numerical technique to turn, causing the quantity of the information index process each main factor to change thus with quality to change. This text introduces Internet Information Retrieva inspectional concept, according to the internet information retrieval of the web page the present condition and the development trend of the inspectional tool and according to network index tool of inspectional technical present condition and development trend.