The image data of the photo set was compressed with IBR compression algorithms such as the block coder, the reference coder and multidimensional wavelet transform.
再用块编码、参考编码和高维变换(小波)编码等三类I BR压缩系统对照片集图像数据进行压缩。
Organizing the multidimensional views properly and selecting a set of views to be materialized is an effective way to improve query performances of data warehouse.
合理地组织数据仓库的多维视图，并将部分视图物化，是提高数据仓库查询性能的一个有效途径。
Organizing the multidimensional views properly and selecting a set of views to be materialized is an effective way to improve query performances of data warehouse.
合理地组织数据仓库的多维视图，并将部分视图物化，是提高数据仓库查询性能的一个有效途径。
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