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» Validity of First-Order Knowledge Bases
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MICCAI
2004
Springer
14 years 8 months ago
Real-Time Multi-model Tracking of Myocardium in Echocardiography Using Robust Information Fusion
Automatic myocardial wall motion tracking in ultrasound images is an important step in analysis of the heart function. Existing methods for Myocardial Wall Tracking are not robust ...
Bogdan Georgescu, Xiang Sean Zhou, Dorin Comaniciu...
SIGMOD
2004
ACM
118views Database» more  SIGMOD 2004»
14 years 7 months ago
Effective Use of Block-Level Sampling in Statistics Estimation
Block-level sampling is far more efficient than true uniform-random sampling over a large database, but prone to significant errors if used to create database statistics. In this ...
Surajit Chaudhuri, Gautam Das, Utkarsh Srivastava
MICCAI
2009
Springer
14 years 4 months ago
A Two-Level Approach Towards Semantic Colon Segmentation: Removing Extra-Colonic Findings
Abstract. Computer aided detection (CAD) of colonic polyps in computed tomographic colonography has tremendously impacted colorectal cancer diagnosis using 3D medical imaging. It i...
Le Lu, Matthias Wolf, Jianming Liang, Murat Dundar...
ICASSP
2009
IEEE
14 years 2 months ago
A flat direct model for speech recognition
We introduce a direct model for speech recognition that assumes an unstructured, i.e., flat text output. The flat model allows us to model arbitrary attributes and dependences o...
Georg Heigold, Geoffrey Zweig, Xiao Li, Patrick Ng...
ICEIS
2009
IEEE
14 years 2 months ago
Creation and Maintenance of Query Expansion Rules
In an information retrieval system, a thesaurus can be used for query expansion, i.e. adding words to queries in order to improve recall. We propose a semi-automatic and interactiv...
Stefania Castellani, Aaron N. Kaplan, Fréd&...