Le plastique n’est plus fantastique

PLASTIQUE: Image retrieval based on cognitive theories

This paper presents the image retrieval software PLASTIQUE. It distinguishes itself by the use of a 3D part-based model to represent objects in images. This model is based on results from studies in cognitive psychology. This model allows PLASTIQUE to match images of objects that are deformed or seen from different viewpoints. The model also abstracts colours and textures to focus on object str...

Lotus Notes and Collaboration: Le plus ça Change

Work in oyqanizations is becoming increusingiy focused on collubomtive work in #roups. Groupwclre is widely touted us the information technology that cun support this new mode of work by fostering colluborution. In a study of Lotus Note.?, u populur Rroupwure product. implemented throughout the professionul stuff of u lurge Americun insumnce company. we found the impact of groupwure to be somew...

Nest Predation and Nest Sites

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Rapport de recherche sur le problème du plus court chemin contraint

This article provides an overview of the performance and the theoretical complexity of approximate and exact methods for various versions of the shortest path problem. The proposed study aims to improve the resolution of a more general covering problem within a column generation scheme in which the shortest path problem is the sub-problem.