<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">张晓林</style></author><author><style face="normal" font="default" size="100%">李广建</style></author><author><style face="normal" font="default" size="100%">曾蕾</style></author><author><style face="normal" font="default" size="100%">毛军</style></author><author><style face="normal" font="default" size="100%">刘炜</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">异构系统开放封装的技术分析与实现框架</style></title><secondary-title><style face="normal" font="default" size="100%">情报理论与实践</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">information technology;system development;metadata/heterogeneous system;open wrapping;search protocol</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2003</style></year></dates><pages><style face="normal" font="default" size="100%">260-263</style></pages><isbn><style face="normal" font="default" size="100%">1000-7490</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">Open wrapping is a mechanism to wrap up heterogeneous systems into open ones through standard expression,open representation and public registration.This paper analyzes the nature and use of open wrapping,the layers of wrapping required and the techniques used for open wrapping such as metadata crosswalks,metadata wrapping,open search protocols and open interface languages.</style></abstract><issue><style face="normal" font="default" size="100%">3</style></issue></record></records></xml>