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ORL
2011
15 years 1 months ago
Stock repurchase with an adaptive reservation price: A study of the greedy policy
We consider the problem of stock repurchase over a finite time horizon. We assume that a firm has a reservation price for the stock, which is the highest price that the firm is ...
Ye Lu, Asuman E. Ozdaglar, David Simchi-Levi
214
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PAMI
2011
15 years 1 months ago
Robust Bilayer Segmentation and Motion/Depth Estimation with a Handheld Camera
—Extracting high-quality dynamic foreground layers from a video sequence is a challenging problem due to the coupling of color, motion, and occlusion. Many approaches assume that...
Guofeng Zhang, Jiaya Jia, Wei Hua, Hujun Bao
JMLR
2010
155views more  JMLR 2010»
15 years 1 months ago
Structured Sparse Principal Component Analysis
We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespeci...
Rodolphe Jenatton, Guillaume Obozinski, Francis Ba...
JRTIP
2010
137views more  JRTIP 2010»
15 years 1 months ago
Cascaded online boosting
In this paper, we propose a cascaded version of the online boosting algorithm to speed-up the execution time and guarantee real-time performance even when employing a large number ...
Ingrid Visentini, Lauro Snidaro, Gian Luca Foresti
RTS
2010
175views more  RTS 2010»
15 years 1 months ago
Schedulability and sensitivity analysis of multiple criticality tasks with fixed-priorities
Safety-critical real-time standards define several criticality levels for the tasks (e.g., DO-178B - Software Considerations in Airborne Systems and Equipment Certification). Clas...
François Dorin, Pascal Richard, Michaë...