12 search results - page 2 / 3 » Horizontal Reduction: Instance-Level Dimensionality Reductio... |
SIGMOD
2011
ACM
12 years 7 months ago
2011
ACM
Multimedia similarity search has been playing a critical role in many novel applications. Typically, multimedia objects are described by high-dimensional feature vectors (or point...
ICDE
2002
IEEE
14 years 6 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
ICDE
1998
IEEE
14 years 6 months ago
1998
IEEE
Similarity search in multimedia databases requires an efficient support of nearest-neighbor search on a large set of high-dimensional points as a basic operation for query process...
KDD
2004
ACM
14 years 5 months ago
2004
ACM
Recent years have witnessed a dramatic increase in the quantity of image data collected, due to advances in fields such as medical imaging, reconnaissance, surveillance, astronomy...
ICDE
2002
IEEE
13 years 9 months ago
2002
IEEE
We consider the use of wavelet transformations as a dimensionality reduction technique to permit efficient similarity search over high-dimensional time-series data. While numerou...