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DCC
2010
IEEE
13 years 7 months ago
On multiple caps in finite projective spaces
In this paper, we consider new results on (k, n)-caps with n > 2. We provide a lower bound on the size of such caps. Furthermore, we generalize two product constructions for (k,...
Yves Edel, Ivan N. Landjev
JCP
2008
86views more  JCP 2008»
13 years 7 months ago
Wordlength Estimation of Digital Controller Synthesis for Inkjet Printer Mechanism
The effect of finite wordlength on coefficients in implementing discrete-time controllers has been a subject of many recent studies. Especially, this issue is more severe in the lo...
Hung-Ming Cheng
SIAMNUM
2011
139views more  SIAMNUM 2011»
13 years 2 months ago
Adaptive Wavelet Schemes for Parabolic Problems: Sparse Matrices and Numerical Results
A simultaneous space-time variational formulation of a parabolic evolution problem is solved with an adaptive wavelet method. This method is shown to converge with the best possibl...
Nabi Chegini, Rob Stevenson
WWW
2011
ACM
13 years 2 months ago
Detecting group review spam
It is well-known that many online reviews are not written by genuine users of products, but by spammers who write fake reviews to promote or demote some target products. Although ...
Arjun Mukherjee, Bing Liu, Junhui Wang, Natalie S....
KDD
2012
ACM
166views Data Mining» more  KDD 2012»
11 years 10 months ago
Selecting a characteristic set of reviews
Online reviews provide consumers with valuable information that guides their decisions on a variety of fronts: from entertainment and shopping to medical services. Although the pr...
Theodoros Lappas, Mark Crovella, Evimaria Terzi