Author

Indu A. Ayappa

Icahn School of Medicine at Mount SinaiORCID 0000-0001-8027-9467Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Neuroscience· 2

Signature Assays, Organisms & Methods

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Approach:statistical model· 2 Research Focus:benchmarking· 1 Assay:electronic health records· 1 Approach:experimental assay· 1 Organism:human· 1 Assay:imaging· 1

Frequent Co-Authors

Andrew W. VargaiD· 2 shared Ricardo S. OsorioiD· 2 shared Adam P. MeccaiD· 1 shared Ankit ParekhiD· 1 shared Ankita Kumar· 1 shared Anne CheniD· 1 shared Brienne MineriD· 1 shared Daphne I. Valencia· 1 shared

Activity by Year

2017-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 33 mutual co-author links

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2 shared papersNeuroscience

Andrew W. VargaORCID

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2 papers

Recent·Most cited

NeurosciencebioRxivPreprintMay 23, 2026

Greater hypoxic burden predicts weaker coordination between brain pulsation and CSF flow on 7T MRI independent of non-hypoxic arousals: Implications for glymphatic activity

Gawon Cho, Korey Kam, Anne Chen…·Andrew W. Varga

This study finds that greater hypoxic burden in OSA is linked to weaker coordination between brain pulsation and CSF flow, suggesting impaired glymphatic activity.

DOI 10.64898/2026.04.25.720853

humanimaging

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NeuroscienceJournal of Neuroscience MethodsPeer-reviewedJun 26, 2017

Multichannel Sleep Spindle Detection Using Sparse Low-Rank Optimization

Ankit Parekh, Ivan Selesnick, Ricardo S. Osorio…·Indu A. Ayappa

This paper introduces a multichannel sleep spindle detection method using sparse low-rank optimization, achieving F1 scores of 0.66 and 0.62 on two databases.

34 citations

electronic health recordsstatistical model

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