Frédéric Champagnat

37 papers A 1B 3C 2Misc 5Journal 15Unranked 11
YearRankTypeTitle / Venue / Authors
2025 Misc conf
Evaluating the Posterior Sampling Ability of Plug&Play Diffusion Methods in Sparse-View CT.
ICASSP
Liam Moroy, Guillaume Bourmaud, Frédéric Champagnat, Jean-François Giovannelli
2024 J jnl
Evaluating the Posterior Sampling Ability of Plug&Play Diffusion Methods in Sparse-View CT.
CoRR
Liam Moroy, Guillaume Bourmaud, Frédéric Champagnat, Jean-François Giovannelli
2024 — conf
Physics Based Camera Privacy: Lens and Network Co-Design to the Rescue.
CVPR Workshops
Marius Dufraisse, Marcela Carvalho, Pauline Trouvé-Peloux, Frédéric Champagnat
2023 J jnl
Embedded Processing for Extended Depth of Field Imaging Systems: From Infinite Impulse Response Wiener Filter to Learned Deconvolution.
Sensors
Alice Fontbonne, Pauline Trouvé-Peloux, Frédéric Champagnat, Gabriel Jobert, Guillaume Druart
2021 Misc conf
Pix2Point: Learning Outdoor 3D Using Sparse Point Clouds and Optimal Transport.
MVA
Rémy Leroy, Pauline Trouvé-Peloux, Frédéric Champagnat, Bertrand Le Saux, Marcela Carvalho
2021 J jnl
Pix2Point: Learning Outdoor 3D Using Sparse Point Clouds and Optimal Transport.
CoRR
Rémy Leroy, Pauline Trouvé-Peloux, Frédéric Champagnat, Bertrand Le Saux, Marcela Carvalho
2020 — conf
Interpolating and translation-invariant approximations of parametric dictionaries.
EUSIPCO
Frédéric Champagnat, Cédric Herzet
2020 J jnl
Multitask Learning of Height and Semantics From Aerial Images.
IEEE Geosci. Remote. Sens. Lett.
Marcela Carvalho, Bertrand Le Saux, Pauline Trouvé-Peloux, Frédéric Champagnat, Andrés Almansa
2020 J jnl
Translation-invariant interpolation of parametric dictionaries.
CoRR
Frédéric Champagnat, Cédric Herzet
2019 Misc conf
Atom Selection in Continuous Dictionaries: Reconciling Polar and SVD Approximations.
ICASSP
Frédéric Champagnat, Cédric Herzet
2019 J jnl
Multi-Task Learning of Height and Semantics from Aerial Images.
CoRR
Marcela Carvalho, Bertrand Le Saux, Pauline Trouvé-Peloux, Frédéric Champagnat, Andrés Almansa
2018 — conf
Deep Depth from Defocus: How Can Defocus Blur Improve 3D Estimation Using Dense Neural Networks?
ECCV Workshops (1)
Marcela Carvalho, Bertrand Le Saux, Pauline Trouvé-Peloux, Andrés Almansa, Frédéric Champagnat
2018 J jnl
Deep Depth from Defocus: how can defocus blur improve 3D estimation using dense neural networks?
CoRR
Marcela Carvalho, Bertrand Le Saux, Pauline Trouvé-Peloux, Andrés Almansa, Frédéric Champagnat
2018 B conf
On Regression Losses for Deep Depth Estimation.
ICIP
Marcela Carvalho, Bertrand Le Saux, Pauline Trouvé-Peloux, Andrés Almansa, Frédéric Champagnat
2017 Misc conf
Texture super-resolution for 3D reconstruction.
MVA
Calum Burns, Aurélien Plyer, Frédéric Champagnat
2016 C conf
Improvement of the laplace-based particle filter for track-before-detect.
FUSION
Christian Musso, Frédéric Champagnat, Olivier Rabaste
2016 J jnl
Massively parallel Lucas Kanade optical flow for real-time video processing applications.
J. Real Time Image Process.
Aurélien Plyer, Guy Le Besnerais, Frédéric Champagnat
2013 — conf
Design of a Chromatic 3D Camera with an End-to-End Performance Model Approach.
CVPR Workshops
Pauline Trouvé, Frédéric Champagnat, Guy Le Besnerais, Guillaume Druart, Jérôme Idier
2012 J jnl
Efficient Cubic B-spline Image Interpolation on a GPU.
J. Graph. Tools
Frédéric Champagnat, Yves Le Sant
2011 B conf
Point object detection using a NL-means type filter.
ICIP
Laure Genin, Frédéric Champagnat, Guy Le Besnerais, Laurent Coret
2011 B conf
Single image local blur identification.
ICIP
Pauline Trouvé, Frédéric Champagnat, Guy Le Besnerais, Jérôme Idier
2010 — conf
Clarifying the implementation of warping in the combined local global method for optic flow computation.
EUSIPCO
Riadh Fezzani, Frédéric Champagnat, Guy Le Besnerais
2009 C conf
GM-PHD filters for multi-object tracking in uncalibrated aerial videos.
FUSION
Evangeline Pollard, Aurélien Plyer, Benjamin Pannetier, Frédéric Champagnat, Guy Le Besnerais
2008 J jnl
Dense height map estimation from oblique aerial image sequences.
Comput. Vis. Image Underst.
Guy Le Besnerais, Martial Sanfourche, Frédéric Champagnat
2008 — conf
Fast super-resolution on moving objects in video sequences.
EUSIPCO
Antoine Letienne, Frédéric Champagnat, Caroline Kulcsar, Guy Le Besnerais, Patrick Viaris de Lesegno
2006 J jnl
An Improved Observation Model for Super-Resolution Under Affine Motion.
IEEE Trans. Image Process.
Gilles Rochefort, Frédéric Champagnat, Guy Le Besnerais, Jean-François Giovannelli
2006 J jnl
B-Spline Image Model for Energy Minimization-Based Optical Flow Estimation.
IEEE Trans. Image Process.
Guy Le Besnerais, Frédéric Champagnat
2006 — conf
Continuous Super-Resolution for Recovery of 1-D Image Features: Algorithm and Performance Modeling.
CVPR (1)
Frédéric Champagnat, Guy Le Besnerais, Caroline Kulcsar
2005 — conf
A Fourier interpretation of super-resolution techniques.
ICIP (1)
Frédéric Champagnat, Guy Le Besnerais
2005 — conf
Dense optical flow by iterative local window registration.
ICIP (1)
Guy Le Besnerais, Frédéric Champagnat
2004 J jnl
A connection between half-quadratic criteria and EM algorithms.
IEEE Signal Process. Lett.
Frédéric Champagnat, Jérôme Idier
2004 A conf
On the choice of the goodness-to-fit term for multibaseline stereovision.
BMVC
Martial Sanfourche, Guy Le Besnerais, Frédéric Champagnat
2003 — conf
Robust optical flow estimation using B-spline image models.
ISSPA (1)
Guy Le Besnerais, Frédéric Champagnat, Gilles Rochefort
1998 J jnl
Stationary Markov Random Fields on a Finite Rectangular Lattice.
IEEE Trans. Inf. Theory
Frédéric Champagnat, Jérôme Idier, Yves Goussard
1996 J jnl
Unsupervised deconvolution of sparse spike trains using stochastic approximation.
IEEE Trans. Signal Process.
Frédéric Champagnat, Yves Goussard, Jérôme Idier
1995 Misc conf
An alternative to standard maximum likelihood for Gaussian mixtures.
ICASSP
Frédéric Champagnat, Jérôme Idier
1993 — conf
Deconvolution of sparse spike trains accounting for wavelet phase shifts and colored noise.
ICASSP (3)
Frédéric Champagnat, Jérôme Idier, Guy Demoment