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VIP
2000
15 years 8 months ago
Functional Segmentation of Dynamic Emission Tomographic images
Emission tomography such as positron emission tomography (PET) and single-photon emission computed tomography (SPECT) can provide in vivo measurements of dynamic physiological and...
Koon-Pong Wong, David Dagan Feng, Steven R. Meikle...
CGF
2010
170views more  CGF 2010»
15 years 7 months ago
A Closed-Form Solution to Single Scattering for General Phase Functions and Light Distributions
Due to the intricate nature of the equation governing light transport in participating media, accurately and efficiently simulating radiative energy transfer remains very challeng...
Vincent Pegoraro, Mathias Schott, Steven G. Parker
CCE
2007
15 years 7 months ago
Adaptive optimisation of noisy black-box functions inherent in microscopic models
For systems where exact constitutive relations are unknown, a microscopic level description can be alternatively used. As microscopic simulations are computationally expensive, th...
Eddie Davis, Marianthi G. Ierapetritou
SIAMJO
2008
108views more  SIAMJO 2008»
15 years 7 months ago
Sparse SOS Relaxations for Minimizing Functions that are Summations of Small Polynomials
This paper discusses how to find the global minimum of functions that are summations of small polynomials ("small" means involving a small number of variables). Some spa...
Jiawang Nie, James Demmel
TCS
1998
15 years 6 months ago
Axiomatisation of Functional Dependencies in Incomplete Relations
Incomplete relations are relations which contain null values, whose meaning is \value is at present unknown". Such relations give rise to two types of functional dependency (...
Mark Levene, George Loizou