Query Planning for Continuous Aggregation Queries over a Net

ESRI s GIS Portal Toolkit isa technology and services solution for implementing local, regional, national, and global spatial data infrastructure (SDI) portals. GIS portals organize content and services such as directories, search tools, commun

Using TF-IDF to Determine Word Relevance in Document Queries : In this paper, we examine the results of applying Term Frequency Inverse Document Frequency (TF-IDF) to determine what words in a corpus of documents might be more favorable to us

Creating Search history Any personal documents such as browsing history and emails on a user’s computer could be the data source for user profiles. This focus on frequent terms limits the dimensionality of the document set, which further provide