Shaifali Parashar

I am a CNRS Research scientist at LIRIS, INSA-Lyon. Previously, I was a postdoc researcher at CVLAB, EPFL working on 3D computer vision with Prof. Pascal Fua. I received my PhD in Computer Vision at University of Clermont-Auvergne, France. My PhD thesis received the award for best thesis. I was supervised by Prof. Adrien Bartoli and Dr. Daniel Pizarro.

I work on research topics related to 3D Computer Vision with strong interests in 3D reconstruction of deformable objects from RGB cameras and event-based cameras. Recently, I have also gained interest in 3D modeling of deformable objects with application to garment draping and ultrasound simulations.

I review for major omputer vision and machine learning conferences (CVPR, ICCV, ECCV, NeurIPS, ICLR, ICML, AAAI, ACCV, 3DV, WACV) and journals (PAMI, IJCV), robotics conference (IROS) and journal (I-RAL) and computer graphics conferences (SIGGRAPH) and journals (TVCG, CGF).

To apply for masters internships, please send me an email with CV and transcripts. I am always looking for good students. For a prospective PhD and postdoc, please send an inquiry via email along with CV and two letters of recommendations.

Email  /  Scholar  /  Github  /  LinkedIn

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News
  • 2024: I will be delivering a lecture on 3D reconstruction in Annual Nepal AI School, 2024.
  • 2024: I will be co-organising TradiCV workshop which will be held in conjunction with ECCV 2024.
  • 2024: Best Student Paper award at 3DV 2024.
Projects
  • 2022-2026: RHINO (ANR-JCJC, 310K euros). Focused on 3D reconstruction of Deformable Objects.
  • 2024-2028: GarSeM (ANR-PRC, 290K euros). Focused on Garment Semantics Understanding from images of un-worn clothings.
  • 2024-2025: US-Rec (FIL, 10K euros). Focused on Ultrasound simulation of body organs' deformations.
Supervision
    PhD students
    • 2022-2025: Ruochen Chen. PhD student under Project RHINO.
    • 2023-2026: Thuy Tran. PhD student under Project RHINO.
    Graduated PhD students Graduated Masters students Thesis Committee
    • 2024: Examinator for Nicola Wilser (University of Haute-Alsace).
Invited Talks
Ogranisation Committees
  • Co-organised TradiCV workshop held in conjunction with ECCV 2024.
  • In Program Committee for virtual winter school on Deformable SLAM hosted by UTS, Australia.
Teaching
  • Fall 2022, 2023 [M2 ID3D, M2 DISS]: Introduction to Computer Vision. (40 hours)
  • Spring 2023,2024 [2nd year engineering students at ECL]: Image generation and processing. (10 hours)
Publications
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A Closed-Form, Pairwise Solution to Local Non-Rigid Structure-from-Motion
Shaifali Parashar, Yuxuan Long, Mathieu Salzmann, Pascal Fua
TPAMI, 2024  
Code

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GAPS: Geometry-Aware, Physics-Based, Self-Supervised Neural Garment Draping
Ruochen Chen, Liming Chen, Shaifali Parashar
3DV, 2024   (Best student paper award)
Code / Video

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Temporally-Coherent Surface Reconstruction via Metric-Consistent Atlases
Jan Bednarik, Vladimir G. Kim, Siddhartha Chaudhuri, Shaifali Parashar, Mathieu Salzmann, Pascal Fua, Noam Aigerman
ICCV, 2021   TPAMI, 2025  
Code

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Robust Isometric Non-Rigid Structure-from-Motion
Shaifali Parashar, Daniel Pizarro and Adrien Bartoli
TPAMI, 2021  
Code

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DefSLAM: Tracking and Mapping of Deforming Scenes from Monocular Sequences
Jose Lamarca, Shaifali Parashar, Adrien Bartoli and J. M. M. Montiel
TRO, 2020  
Code

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GarNet++: Improving Fast and Accurate Static 3D Cloth Draping by Curvature Loss
Erhan Gundogdu, Victor Constantin, Shaifali Parashar, Amrollah Seifoddini, Minh Dang, Mathieu Salzmann and Pascal Fua
TPAMI, 2020  
Code & Datasets

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Shape Reconstruction by Learning Differentiable Surface Representations
Jan Bednarik, Shaifali Parashar, Erhan Gundogdu, Mathieu Salzmann and Pascal Fua
CVPR, 2020  
Code

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Local Non-Rigid Structure-from-Motion from Diffeomorphic Mappings
Shaifali Parashar, Mathieu Salzmann and Pascal Fua
CVPR, 2020  
Code

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Local Deformable 3D Reconstruction with Cartan's Connections
Shaifali Parashar, Daniel Pizarro and Adrien Bartoli
TPAMI, 2019  
Code

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3DVFX: 3D Video Editing using Non-Rigid Structure-from-Motion
Shaifali Parashar and Adrien Bartoli
Eurographics (Short papers), 2019   (Oral presentation)

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Self-Calibrating Isometric Non-Rigid Structure-from-Motion
Shaifali Parashar, Adrien Bartoli and Daniel Pizarro
ECCV, 2018  
Code

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Isometric Non-Rigid Shape-from-Motion in Linear Time
Shaifali Parashar, Daniel Pizarro and Adrien Bartoli
CVPR, 2016   (Oral presentation)
Isometric Non-Rigid Shape-from-Motion with Riemannian Geometry in Linear Time
Shaifali Parashar, Daniel Pizarro and Adrien Bartoli
TPAMI, 2017  
Code / Video
Lecture and Tutorial on Isometric NRSfM by Paul Gafton during the virtual winter school on deformable SLAM, July 2021.

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As-Rigid-As-Possible Volumetric Shape-From-Template
Shaifali Parashar, Daniel Pizarro, Adrien Bartoli and Toby Collins
ICCV, 2015  
Code / Video