Research Interests

Image and Video Coding

• Wavelet Transform 2D 

IEEE_IP_1992.pdf (1.74 MB)

• Lattice Vector Quantization

Inverse Problems

• Half Quadratic Regularization

IEEE_IP_1997.pdf (518.58 KB)

• 3D Reconstruction of SPECT medical images

 

Image Segmentation 

• The Shape Gradient Method

IJCV_2003.pdf (1.38 MB)

• Segmentation using shape Priors

IEEE_IP_2004.pdf (5.83 MB)

Machine Learning for Computer Vision

• Boosting and Calibrated Loss for supervised classification

IEEE PAMI

Sparse supervised autoencoder for classification and diagnosis in biology 

• Mitotic  cells classification

  • Diagnosis using Metabolomic datas (Lung and Thyroid Cancer)

  • Detecting subtle transcriptomic perturbations induced by lncRNAs Knock-Down in single-cell CRISPRi screening

Sparsity for Biology and Neural Networks using projections

  • Fast projection on the L1 ball

  • Projection on the weighted L1 ball

  • Fast  linear projection on the L1,Infty ball. 

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