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ECWEB
2009
Springer
204views ECommerce» more  ECWEB 2009»
15 years 11 months ago
Computational Complexity Reduction for Factorization-Based Collaborative Filtering Algorithms
Abstract. Alternating least squares (ALS) is a powerful matrix factorization (MF) algorithm for both implicit and explicit feedback based recommender systems. We show that by using...
István Pilászy, Domonkos Tikk
IDA
2007
Springer
15 years 10 months ago
Combining Bagging and Random Subspaces to Create Better Ensembles
Random forests are one of the best performing methods for constructing ensembles. They derive their strength from two aspects: using random subsamples of the training data (as in b...
Pance Panov, Saso Dzeroski
ISCAS
2006
IEEE
129views Hardware» more  ISCAS 2006»
15 years 10 months ago
JPEG2000 for digital cinema
JPEG2000 is the latest international standard for image compression. It combines state of the art image compression performance with a rich feature set. JPEG2000 codestreams are h...
Ali Bilgin, Michael W. Marcellin
CIVR
2004
Springer
250views Image Analysis» more  CIVR 2004»
15 years 9 months ago
Salient Regions for Query by Image Content
Abstract. Much previous work on image retrieval has used global features such as colour and texture to describe the content of the image. However, these global features are insuffi...
Jonathon S. Hare, Paul H. Lewis
ECAI
2004
Springer
15 years 9 months ago
Topological Visual Localization Using Decentralized Galois Lattices
Abstract. This paper presents a new decentralized method for selecting visual landmarks in a structured environment. Different images, issued from the different places, are analyze...
Emmanuel Zenou, Malik Ghallab, Manuel Samuelides