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114
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CVIU
2008
101views more  CVIU 2008»
15 years 2 months ago
An adaptive window mechanism for image smoothing
Image smoothing using adaptive windows whose shapes, sizes, and orientations vary with image structure is described. Window size is increased with decreasing gradient magnitude, a...
Ardeshir Goshtasby, Martin Satter
FS
2006
81views more  FS 2006»
15 years 2 months ago
Optimal portfolio choice in the bond market
We consider the Merton problem of optimal portfolio choice when the traded instruments are the set of zero-coupon bonds. Working within an infinite-factor Markovian Heath-Jarrow-Mo...
Nathanael Ringer, Michael Tehranchi
115
Voted
IJNSEC
2008
108views more  IJNSEC 2008»
15 years 2 months ago
Multiplicative Forward-Secure Threshold Signature Scheme
The devastating consequence of secret key exposure in digital signature is that any signature can be forged and cannot be trusted. To mitigate the damage of secret key exposure, f...
Sherman S. M. Chow, H. W. Go, Lucas Chi Kwong Hui,...
153
Voted
JMLR
2008
141views more  JMLR 2008»
15 years 2 months ago
Graphical Methods for Efficient Likelihood Inference in Gaussian Covariance Models
In graphical modelling, a bi-directed graph encodes marginal independences among random variables that are identified with the vertices of the graph. We show how to transform a bi...
Mathias Drton, Thomas S. Richardson
JSYML
2006
86views more  JSYML 2006»
15 years 2 months ago
Degrees of monotone complexity
Levin and Schnorr (independently) introduced the monotone complexity, Km(), of a binary string . We use monotone complexity to define the relative complexity (or relative randomnes...
William C. Calhoun