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» The Guarding Problem - Complexity and Approximation
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SIAMIS
2011
15 years 1 months ago
An Upwind Finite-Difference Method for Total Variation-Based Image Smoothing
In this paper we study finite-difference approximations to the variational problem using the BV smoothness penalty that was introduced in an image smoothing context by Rudin, Osh...
Antonin Chambolle, Stacey Levine, Bradley J. Lucie...
ICDE
2008
IEEE
124views Database» more  ICDE 2008»
16 years 8 months ago
Mining Approximate Order Preserving Clusters in the Presence of Noise
Subspace clustering has attracted great attention due to its capability of finding salient patterns in high dimensional data. Order preserving subspace clusters have been proven to...
Mengsheng Zhang, Wei Wang 0010, Jinze Liu
ICDE
2006
IEEE
201views Database» more  ICDE 2006»
16 years 8 months ago
Approximate Data Collection in Sensor Networks using Probabilistic Models
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
David Chu, Amol Deshpande, Joseph M. Hellerstein, ...
SIGMOD
2007
ACM
192views Database» more  SIGMOD 2007»
16 years 6 months ago
Benchmarking declarative approximate selection predicates
Declarative data quality has been an active research topic. The fundamental principle behind a declarative approach to data quality is the use of declarative statements to realize...
Amit Chandel, Oktie Hassanzadeh, Nick Koudas, Moha...
DATE
2010
IEEE
175views Hardware» more  DATE 2010»
15 years 10 months ago
Approximate logic synthesis for error tolerant applications
─ Error tolerance formally captures the notion that – for a wide variety of applications including audio, video, graphics, and wireless communications – a defective chip that...
Doochul Shin, Sandeep K. Gupta