Amit Chattopadhyay

25 papers B 1Journal 18Unranked 6
YearRankTypeTitle / Venue / Authors
2026 J jnl
An Improved FPT Algorithm for Computing the Interleaving Distance between Merge Trees via Path-Preserving Maps.
CoRR
Althaf P. V, Amit Chattopadhyay, Osamu Saeki
2024 J jnl
A Topological Distance Between Multi-Fields Based on Multi-Dimensional Persistence Diagrams.
IEEE Trans. Vis. Comput. Graph.
Yashwanth Ramamurthi, Amit Chattopadhyay
2024 J jnl
An Algorithm for Correct Computation of Reeb Spaces for PL Bivariate Fields.
CoRR
Amit Chattopadhyay, Yashwanth Ramamurthi, Osamu Saeki
2023 J jnl
A Topological Distance Measure between Multi-Fields for Classification and Analysis of Shapes and Data.
CoRR
Yashwanth Ramamurthi, Amit Chattopadhyay
2023 J jnl
A Topological Distance between Multi-fields based on Multi-Dimensional Persistence Diagrams.
CoRR
Yashwanth Ramamurthi, Amit Chattopadhyay
2023 — conf
Euler Characteristic Transform Based Topological Loss for Reconstructing 3D Images from Single 2D Slices.
CVPR Workshops
Kalyan Varma Nadimpalli, Amit Chattopadhyay, Bastian Rieck
2023 J jnl
Euler Characteristic Transform Based Topological Loss for Reconstructing 3D Images from Single 2D Slices.
CoRR
Kalyan Varma Nadimpalli, Amit Chattopadhyay, Bastian Rieck
2023 J jnl
Image complexity based fMRI-BOLD visual network categorization across visual datasets using topological descriptors and deep-hybrid learning.
CoRR
Debanjali Bhattacharya, Neelam Sinha, Yashwanth Ramamurthi, Amit Chattopadhyay
2022 J jnl
A Topological Similarity Measure Between Multi-Resolution Reeb Spaces.
IEEE Trans. Vis. Comput. Graph.
Yashwanth Ramamurthi, Tripti Agarwal, Amit Chattopadhyay
2022 — conf
Topological Shape Matching using Multi-Dimensional Reeb Graphs.
ICVGIP
Yashwanth Ramamurthi, Amit Chattopadhyay
2020 J jnl
A Topological Similarity Measure between Multi-Field Data using Multi-Resolution Reeb Spaces.
CoRR
Tripti Agarwal, Yashwanth Ramamurthi, Amit Chattopadhyay
2019 J jnl
Topological Feature Search in Time-Varying Multifield Data.
CoRR
Tripti Agarwal, Amit Chattopadhyay, Vijay Natarajan
2017 J jnl
Certified computation of planar Morse-Smale complexes.
J. Symb. Comput.
Amit Chattopadhyay, Gert Vegter, Chee K. Yap
2016 J jnl
A Derivative-Free Riemannian Powell's Method, Minimizing Hartley-Entropy-Based ICA Contrast.
IEEE Trans. Neural Networks Learn. Syst.
Amit Chattopadhyay, Suviseshamuthu Easter Selvan, Umberto Amato
2016 J jnl
Multivariate topology simplification.
Comput. Geom.
Amit Chattopadhyay, Hamish A. Carr, David J. Duke, Zhao Geng, Osamu Saeki
2015 J jnl
Certified Computation of planar Morse-Smale Complexes.
CoRR
Amit Chattopadhyay, Gert Vegter, Chee-Keng Yap
2015 J jnl
Fiber Surfaces: Generalizing Isosurfaces to Bivariate Data.
Comput. Graph. Forum
Hamish A. Carr, Zhao Geng, Julien Tierny, Amit Chattopadhyay, Aaron Knoll
2015 J jnl
Multivariate Topology Simplification.
CoRR
Amit Chattopadhyay, Hamish A. Carr, David J. Duke, Zhao Geng, Osamu Saeki
2014 — conf
Extracting Jacobi Structures in Reeb Spaces.
EuroVis (Short Papers)
Amit Chattopadhyay, Hamish A. Carr, David J. Duke, Zhao Geng
2014 — conf
Simplifying Multivariate Topology (Extended Abstract).
TPCG
Amit Chattopadhyay, Hamish A. Carr, David J. Duke, Zhao Geng
2014 — conf
Visual Analysis of Hurricane Data Using Joint Contour Net.
TPCG
Zhao Geng, David J. Duke, Hamish A. Carr, Amit Chattopadhyay
2013 J jnl
Spherical Mesh Adaptive Direct Search for Separating Quasi-Uncorrelated Sources by Range-Based Independent Component Analysis.
Neural Comput.
S. Easter Selvan, Pierre B. Borckmans, Amit Chattopadhyay, Pierre-Antoine Absil
2012 — conf
Certified computation of planar morse-smale complexes.
SCG
Gert Vegter, Amit Chattopadhyay, Chee-Keng Yap
2012 J jnl
Certified meshing of Radial Basis Function based isosurfaces.
Vis. Comput.
Amit Chattopadhyay, Simon Plantinga, Gert Vegter
2012 B conf
Range-based non-orthogonal ICA using cross-entropy method.
ESANN
Suviseshamuthu Easter Selvan, Amit Chattopadhyay, Umberto Amato, Pierre-Antoine Absil