50 search results - page 9 / 10 » Restructuring Sparse High Dimensional Data for Effective Ret... |
VLDB
2007
ACM
14 years 4 months ago
2007
ACM
Similarity-based search over time-series databases has been a hot research topic for a long history, which is widely used in many applications, including multimedia retrieval, dat...
SIGIR
2003
ACM
13 years 10 months ago
2003
ACM
Most existing clustering algorithms cluster highly related data objects such as Web pages and Web users separately. The interrelation among different types of data objects is eith...
CVPR
2007
IEEE
14 years 6 months ago
2007
IEEE
Pattern variation is a major factor that affects the performance of recognition systems. In this paper, a novel manifold tangent modeling method called Discriminant Additive Tange...
AAAI
2006
13 years 6 months ago
2006
Over the past few years, some embedding methods have been proposed for feature extraction and dimensionality reduction in various machine learning and pattern classification tasks...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
Dwarf is a highly compressed structure for computing, storing, and querying data cubes. Dwarf identifies prefix and suffix structural redundancies and factors them out by coalesci...