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PAMI
2006
141views more  PAMI 2006»
13 years 11 months ago
Diffusion Maps and Coarse-Graining: A Unified Framework for Dimensionality Reduction, Graph Partitioning, and Data Set Parameter
We provide evidence that non-linear dimensionality reduction, clustering and data set parameterization can be solved within one and the same framework. The main idea is to define ...
Stéphane Lafon, Ann B. Lee
ACSAC
2003
IEEE
14 years 4 months ago
Automatic Reassembly of Document Fragments via Context Based Statistical Models
Reassembly of fragmented objects from a collection of randomly mixed fragments is a common problem in classical forensics. In this paper we address the digital forensic equivalent...
Kulesh Shanmugasundaram, Nasir D. Memon
DEXA
2007
Springer
114views Database» more  DEXA 2007»
14 years 2 months ago
Data Management for Mobile Ajax Web 2.0 Applications
Whenever Ajax applications on mobile devices have to retrieve large XML data fragments from a remote server, a reduction of the exchanged data volume may be crucial to manage limit...
Stefan Böttcher, Rita Steinmetz
ICASSP
2009
IEEE
14 years 5 months ago
A compressive sensing approach to object-based surveillance video coding
This paper studies the feasibility and investigates various choices in the application of compressive sensing (CS) to object-based surveillance video coding. The residual object e...
Divya Venkatraman, Anamitra Makur
IWOCA
2009
Springer
193views Algorithms» more  IWOCA 2009»
14 years 5 months ago
Gray Code Compression
An n-bit (cyclic) Gray code is a (cyclic) sequence of all n-bit strings such that consecutive strings differ in a single bit. We describe an algorithm which for every positive int...
Darko Dimitrov, Tomás Dvorák, Petr G...