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ACL
2010
15 years 5 months ago
A Study of Information Retrieval Weighting Schemes for Sentiment Analysis
Most sentiment analysis approaches use as baseline a support vector machines (SVM) classifier with binary unigram weights. In this paper, we explore whether more sophisticated fea...
Georgios Paltoglou, Mike Thelwall
ANTSW
2010
Springer
15 years 5 months ago
Formal Verification of Probabilistic Swarm Behaviours
Robot swarms provide a way for a number of simple robots to work together to carry out a task. While swarms have been found to be adaptable, fault-tolerant and widely applicable, d...
Savas Konur, Clare Dixon, Michael Fisher
COLT
2010
Springer
15 years 5 months ago
Robust Selective Sampling from Single and Multiple Teachers
We present a new online learning algorithm in the selective sampling framework, where labels must be actively queried before they are revealed. We prove bounds on the regret of ou...
Ofer Dekel, Claudio Gentile, Karthik Sridharan
209
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ICCBR
2010
Springer
15 years 5 months ago
Amalgams: A Formal Approach for Combining Multiple Case Solutions
How to reuse or adapt past solutions to new problems is one of the least understood problems in case-based reasoning. In this paper we will focus on the problem of how to combine s...
Santiago Ontañón, Enric Plaza
ICIP
2010
IEEE
15 years 5 months ago
Undecimated haar thresholding for poisson intensity estimation
We propose a novel algorithm for denoising Poisson-corrupted images, that performs a signal-adaptive thresholding of the undecimated Haar wavelet coefficients. A Poisson's un...
Florian Luisier, Thierry Blu, Michael Unser