P2P技术及其在信息检索中的应用

Peer-to-Peer Technology and Its Applications in Information Retrieval

计算机对等网(Peer-to-Peernetworking,P2P)技术是目前网络技术的研究热点。本文从P2P技术的基本原理入手,围绕P2P技术的基本概念、应用范围和存在的问题进行了讨论,并着重阐述了P2P信息检索技术的原理、一般结构以及P2P模式的主要信息检索方式,并介绍了当前主流的P2P信息检索技术的研究方向和发展动态,对其未来的发展趋势和前景进行了展望。

The Peer-to-Peer(P2P)technology has become one of the most concerns in current network technology.The paper begins with an analysis of basic principle of P2P technology,after which its basic concepts,application ranges and existing problems,principles,structures and approaches of information retrieval technology are addressed.The research direction of main current P2P information retrieval technology is introduced,followed by a discussion of its future trend.