Effective data source selection strategy is one of the important issues of the spatial information retrieval.
合理高效的数据源选择策略是提高空间信息检索系统效率的重要因素之一。
Methods: According to source type of primary medical topic selection, medical information centre providing information service during novelty search.
方法根据基层医学科研选题来源类型分别进行立项查新过程中的信息服务。
A resource discovery service is composed of resource description, re-source information organization, resource request processing and resource selection.
资源发现问题由资源描述、资源信息组织、资源请求处理以及资源选择这四个子问题组成。
A resource discovery service is composed of resource description, re-source information organization, resource request processing and resource selection.
资源发现问题由资源描述、资源信息组织、资源请求处理以及资源选择这四个子问题组成。
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