Nombre de documents

13

CV


Article dans une revue1 document

  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac. X-ray Computed Tomography using a sparsity enforcing prior model based on Haar transformation in a Bayesian framework. Fundamenta Informaticae XX, 2017, 155 (4), pp.449-480. 〈10.3233/FI-2017-1594〉. 〈hal-01490523〉

Communication dans un congrès12 documents

  • Mircea Dumitru, Li Wang, Nicolas Gac, Ali Mohammad-Djafari. Comparaison des performances d’algorithmes itératifs bayésiens basés sur trois classes de modèles a priori parcimonieux appliqués à la reconstruction tomographique. GRETSI, Sep 2017, Juans-Les-Pins, France. 〈http://gretsi.fr/colloque2017/2016/10/bienvenue-au-gretsi-2017/〉. 〈hal-01569349〉
  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac. X-RAY COMPUTED TOMOGRAPHY SIMULTANEOUS IMAGE RECONSTRUCTION AND CONTOUR DETECTION USING A HIERARCHICAL MARKOVIAN MODEL. The 42nd IEEE International Conference on Acoustics, Speech and Signal Processing, Mar 2017, New Orleans, United States. 2017, 〈10.1109/ICASSP.2017.7953322〉. 〈hal-01490508〉
  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac. Bayesian method with sparsity enforcing prior of dual-tree complex wavelet transform coefficients for X-ray CT image reconstruction. The 25th European Signal Processing Conference (EUSIPCO), Aug 2017, Kos island, Greece. 〈hal-01567875〉
  • Li Wang, Nicolas Gac, Ali Mohammad-Djafari. Reconstruction 3D en tomographie à rayons X à l'aide d'un modèle a priori hiérarchique utilisant la transformation de Haar. Colloque GRETSI 2017, Sep 2017, Juan-Les-Pins, France. 〈hal-01567888〉
  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac, Mircea Dumitru. 3D X-ray Computed Tomography reconstruction using sparsity enforcing Hierarchical Model based on Haar Transformation. The 2017 International Conference on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, Jun 2017, Xi'an, China. 〈hal-01490554〉
  • Mircea Dumitru, Nicolas Gac, Li Wang, Ali Mohammad-Djafari. Unsupervised sparsity enforcing iterative algorithms for 3D image reconstruction in X-ray computed tomography. The 2017 International Conference on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, Jun 2017, Xi'an, China. 〈hal-01568325〉
  • Mircea Dumitru, Wang Li, Nicolas Gac, Ali Mohammad-Djafari. Performance comparison of Bayesian iterative algorithms for three classes of sparsity enforcing priors with application in computed tomography. 2017 IEEE International Conference on Image Processing, Sep 2017, Beijing, China. 〈hal-01568337〉
  • Mircea Dumitru, Li Wang, Ali Mohammad-Djafari, Nicolas Gac. Model selection in the sparsity context for inverse problems in Bayesian framework. 37th International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering, Jul 2017, Jarinu, Brazil. 〈hal-01568318〉
  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac, Mircea Dumitru. Computed tomography reconstruction based on a hierarchical model and variational Bayesian method. 41st IEEE Conference on Acoustics, Speech and Signal Processing (ICASSP 2016), Mar 2016, Shangai, China. 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2016, 〈10.1109/ICASSP.2016.7471802〉. 〈hal-01403784〉
  • Li Wang, Ali Mohammad-Djafari, Nicolas Gac. Bayesian X-ray Computed Tomography using a Three-level Hierarchical Prior Model. Maxent 2016, Jul 2016, Gent, Belgium. 2017, AIP Conference, July 2016, Gent. BAYESIAN INFERENCE AND MAXIMUM ENTROPY METHODS IN SCIENCE AND ENGINEERING (MAXENT 2016). 〈10.1063/1.4985361 〉. 〈hal-01403790〉
  • Ali Mohammad-Djafari, Li Wang, Nicolas Gac, Folkert Bleichrodt. A Student-t based sparsity enforcing hierarchical prior for linear inverse problems and its efficient Bayesian computation for 2D and 3D Computed Tomography. INTERNATIONAL TRAVELING WORKSHOP ON INTERACTIONS BETWEEN SPARSE MODELS AND TECHNOLOGY, Aug 2016, AALBORG, Denmark. INTERNATIONAL TRAVELING WORKSHOP ON INTERACTIONS BETWEEN SPARSE MODELS AND TECHNOLOGY, workshop proceedings of itwist 〈http://www.itwist16.es.aau.dk〉. 〈hal-01403787〉
  • Li Wang, Nicolas Gac, Ali Mohammad-Djafari. Bayesian 3D X-ray computed tomography image reconstruction with a scaled Gaussian mixture prior model . MaXent 2014, Sep 2014, Amboise, France. AIP conference proceedings, 1641, pp.556-563, 2015, BAYESIAN INFERENCE AND MAXIMUM ENTROPY METHODS IN SCIENCE AND ENGINEERING (MAXENT 2014). 〈10.1063/1.4906022〉. 〈hal-01338706〉