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» SOM-Based Novelty Detection Using Novel Data
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VMV
2001
161views Visualization» more  VMV 2001»
13 years 11 months ago
Regularized Quadrature Filters for Local Frequency Estimation: Application to Multimodal Volume Image Registration
Multimodal image registration is a fundamental problem in medical image analysis. In this paper, we propose a novel algorithm to compute the local frequency representations of the...
Jundong Liu
PVLDB
2010
93views more  PVLDB 2010»
13 years 8 months ago
Distributed Threshold Querying of General Functions by a Difference of Monotonic Representation
The goal of a threshold query is to detect all objects whose score exceeds a given threshold. This type of query is used in many settings, such as data mining, event triggering, a...
Guy Sagy, Daniel Keren, Izchak Sharfman, Assaf Sch...
ICDM
2010
IEEE
202views Data Mining» more  ICDM 2010»
13 years 8 months ago
Discovering Overlapping Groups in Social Media
Abstract--The increasing popularity of social media is shortening the distance between people. Social activities, e.g., tagging in Flickr, bookmarking in Delicious, twittering in T...
Xufei Wang, Lei Tang, Huiji Gao, Huan Liu
ICDAR
2009
IEEE
13 years 8 months ago
Robust Extraction of Text from Camera Images
Text within a camera grabbed image can contain a huge amount of meta data about that scene. Such meta data can be useful for identification, indexing and retrieval purposes. Detec...
Shyama Prosad Chowdhury, Soumyadeep Dhar, Amit Kum...
IPMI
2001
Springer
14 years 11 months ago
Feature Enhancement in Low Quality Images with Application to Echocardiography
In this paper we propose a novel approach to feature enhancement to enhance the quality of noisy images. Our approach is based on a phase-based feature detection algorithm, followe...
Djamal Boukerroui, J. Alison Noble, Michael Brady