Author

Nmachi Anumba

Georgia Institute of TechnologyORCID 0000-0002-3967-4761Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Neuroscience· 3 Bioinformatics· 1

Signature Assays, Organisms & Methods

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Approach:statistical model· 3 Assay:bulk RNA-seq· 2 Organism:human· 2 Assay:imaging· 2 Organism:rat· 2 Research Focus:spatial domain detection· 2 Research Focus:benchmarking· 1 Research Focus:differential expression· 1

Frequent Co-Authors

Shella Dawn KeilholziD· 4 shared Nan XuiD· 3 shared Theodore J. LaGrowiD· 3 shared Wen‐Ju PaniD· 3 shared Eric H. SchumacheriD· 2 shared Michael A. KelbermaniD· 2 shared Xiaodi ZhangiD· 2 shared Abia FaziliiD· 1 shared

Activity by Year

2024-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 34 mutual co-author links

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4 shared papersNeuroscience

Shella Dawn KeilholzORCID

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4 papers

Recent·Most cited

NeurosciencebioRxivPreprintJan 2, 2026

Fidelity of Spatiotemporal Patterns of Brain Activity Across Sampling Rate, Scan Duration, and Frequency Content

Theodore J. LaGrow, Harrison N. Watters, Lauren Daley…·Shella Dawn Keilholz

This study evaluates how scan duration, TR, and frequency bands affect the reliability of functional connectivity patterns derived from rs-fMRI using QPPs and cPCA.

1 citation

humanbulk RNA-seq

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BioinformaticsSoftwareXPeer-reviewedFeb 1, 2025

QPPLab: A generally applicable software package for detecting, analyzing, and visualizing large-scale quasiperiodic spatiotemporal patterns (QPPs) of brain activity

Nan Xu, Behnaz Yousefi, Nmachi Anumba…·Shella Dawn Keilholz

QPPLab detects, analyzes, and visualizes large-scale quasiperiodic spatiotemporal patterns in brain activity, offering customizable tools and automated workflows for diverse datasets.

11 citations

bulk RNA-seqstatistical model

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NeuroscienceFrontiers in Systems NeurosciencePeer-reviewedAug 2, 2024

Variation in the Distribution of Large-scale Spatiotemporal Patterns of Activity Across Brain States

Lisa Meyer-Baese, Nmachi Anumba, Taylor Bolt…·Shella Dawn Keilholz

The paper examines variations in large-scale spatiotemporal brain activity patterns across different brain states using resting-state fMRI data from humans and rats.

7 citations

humanrat

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NeuroscienceImaging NeurosciencePeer-reviewedJan 1, 2024

The Effects of Locus Coeruleus Optogenetic Stimulation on Global Spatiotemporal Patterns in Rats

Nmachi Anumba, Michael A. Kelberman, Wen‐Ju Pan…·Shella Dawn Keilholz

This study investigates how optogenetic stimulation of the locus coeruleus affects global spatiotemporal patterns in rats using resting-state fMRI.

5 citations

ratimaging

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