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ISBI
2006
IEEE
14 years 10 months ago
Mixture principal component analysis for distribution volume parametric imaging in brain PET studies
In this paper, we present a mixture Principal Component Analysis (mPCA)-based approach for voxel level quantification of dynamic positron emission tomography (PET) data in brain s...
Peng Qiu, Z. Jane Wang, K. J. Ray Liu
VMCAI
2010
Springer
14 years 6 months ago
Invariant and Type Inference for Matrices
We present a loop property generation method for loops iterating over multi-dimensional arrays. When used on matrices, our method is able to infer their shapes (also called types),...
Thomas A. Henzinger, Thibaud Hottelier, Laura Kov&...
ICC
2009
IEEE
233views Communications» more  ICC 2009»
14 years 3 months ago
Detecting Primary User Emulation Attacks in Dynamic Spectrum Access Networks
— In this paper, we present an analytical model as well as a practical mechanism to detect denial of service (DoS) attacks on secondary users in dynamic spectrum access (DSA) net...
Z. Jin, S. Anand, K. P. Subbalakshmi
ICB
2009
Springer
412views Biometrics» more  ICB 2009»
14 years 3 months ago
Bayesian Face Recognition Based on Markov Random Field Modeling
In this paper, a Bayesian method for face recognition is proposed based on Markov Random Fields (MRF) modeling. Constraints on image features as well as contextual relationships be...
Rui Wang, Zhen Lei, Meng Ao, Stan Z. Li
SEMWEB
2009
Springer
14 years 3 months ago
Reasoning in Metamodeling Enabled Ontologies
Ontologies are expected to play an important role in many application domains, as well as in software engineering in general. One problem with using ontologies within software engi...
Nophadol Jekjantuk, Gerd Gröner, Jeff Z. Pan