Author

Agniva Chowdhury

Purdue University West Lafayette

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Genetics· 1 Genomics· 1 Neuroscience· 1

Signature Assays, Organisms & Methods

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Organism:human· 3 Approach:statistical model· 3 Research Focus:dimensionality reduction· 1 Research Focus:GWAS / association mapping· 1 Assay:GWAS summary statistics· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Petros Drineas BiD· 3 shared Aritra BoseiD· 2 shared David Paul WoodruffiD· 1 shared Eleftherios GaryfallidisiD· 1 shared Joshua BatsoniD· 1 shared Myson BurchiD· 1 shared Peristera PaschouiD· 1 shared Samson ZhouiD· 1 shared

Activity by Year

2020-2022 · peak 2/yr

Co-Author Collaboration Network

9 top collaborators · 17 mutual co-author links

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3 shared papersNeuroscience

Petros Drineas BORCID

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3 papers

Recent·Most cited

Patch2Self denoising of Diffusion MRI with Self-Supervision and Matrix Sketching

Shreyas Fadnavis, Agniva Chowdhury, Joshua Batson, Petros Drineas B, Eleftherios Garyfallidis

This paper introduces Patch2Self (P2S), a self-supervised denoising method for diffusion MRI, and its optimized version P2S-sketch, which improves speed and memory usage without sacrificing denoising quality.

bioRxiv · Mar 15, 2022 · PreprintNeuroscience

A Fast, Provably Accurate Approximation Algorithm for Sparse Principal Component Analysis Reveals Human Genetic Variation Across the World

Agniva Chowdhury, Aritra Bose, Samson Zhou, David Paul Woodruff, Petros Drineas B

ThreSPCA provides a fast and accurate algorithm for sparse PCA, revealing genetic diversity across the world using genotype data.

Lecture notes in computer science · Jan 1, 2022Peer-reviewedGenomics

CluStrat: a structure informed clustering strategy for population stratification

Aritra Bose, Myson Burch, Agniva Chowdhury, Peristera Paschou, Petros Drineas B

CluStrat improves population stratification correction in GWAS by using clustering and randomized regression, identifying more true causal variants than PCA-based methods.

Lecture notes in computer science · Jan 1, 2020Peer-reviewedGenetics