نتایج جستجو برای: multidimensional index

تعداد نتایج: 441698  

2014
Song Li

This paper presents multidimensional aggregation query processing algorithm in cloud computing system. The existing cloud computing research work in the MapReduce calculation framework lacks effective support to the aggregation of multi-dimensional data. On the other hand, the use of MapReduce computing framework needs to start large computing nodes, and costs huge amounts of energy. For the ab...

Journal: :International Journal of Energy Economics and Policy 2021

In this paper we investigate the relationship between access to modern energy services and human development in India over a decade. We estimate an index of development, multidimensional poverty index, confidence index. Empirical result shows that is quite widespread most states spite progress made reducing same during study period. States with higher level are having lower implying strong nega...

Journal: :CoRR 2015
Ewout Bongers Johan A. Pouwelse

Traditional databases have long since reaped the benefits of multidimensional indexes. Numerous proposals in the literature describe multidimensional index designs for P2P systems. However, none of these designs have had real world implementations. Several proposals for P2P multidimensional indexes are reviewed and analyzed. Znet and VBI-tree are the most promising from a technical standpoint. ...

1999
Kaushik Chakrabarti Sharad Mehrotra

Feature based similarity search is emerging as an important search paradigm in database systems. The technique used is to map the data items as points into a high dimensional feature space which is indexed using a multidimensional data structure. Similarity search then corresponds to a range search over the data structure. Although several data structures have been proposed for feature indexing...

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