Evidence map›Paper›PMID 32719512›Full record

ArticleNature biomedical engineering2020

A low-power band of neuronal spiking activity dominated by local single units improves the performance of brain-machine interfaces.

Samuel R Nason, Alex K Vaskov, Matthew S Willsey, Elissa J Welle, Hyochan An, Philip P Vu, Autumn J Bullard, Chrono S Nu, Jonathan C Kao, Krishna V Shenoy and 5 more

Abstract read
In one paragraph

Article in Nature biomedical engineering, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

55 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

15 authors.

Samuel R NasonDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0002-7127-0986
Alex K VaskovRobotics Graduate Program, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0002-2336-9877
Matthew S WillseyDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.
Elissa J WelleDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0001-5141-7656
Hyochan AnDepartment of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0002-6322-025X
Philip P VuDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0001-7646-7481
Autumn J BullardDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.
Chrono S NuDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.
Jonathan C KaoDepartment of Electrical and Computer Engineering, University of California, Los Angeles, Los Angeles, CA, USA.
Krishna V ShenoyDepartment of Electrical Engineering, Stanford University, Stanford, CA, USA.
Taekwang JangDepartment of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI, USA.
Hun-Seok KimDepartment of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI, USA.
David BlaauwDepartment of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI, USA.
Parag G PatilDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.ORCID http://orcid.org/0000-0002-2300-6136
Cynthia A ChestekDepartment of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA. cchestek@umich.edu.ORCID http://orcid.org/0000-0002-9671-7051

Funding

TRAINING IN CLINICAL AND BASIC NEUROSCIENCET32NS007222 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Henry L Paulson · 1985 to 2026
$8.0M
Fully Implantable and Programmable Spike-based Codecs for NeuroprostheticsR01NS076460 · NINDS · STANFORD UNIVERSITY · PI BOAHEN, KWABENA · 2011 to 2015
$4.4M
Optimization and distribution of high density cellular scale carbon and silicon arraysUF1NS107659 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI CHESTEK, CYNTHIA ANNE · 2018 to 2018
$3.4M
Connectomics toolbox for slice-in-place carbon thread arraysU01NS094375 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BERKE, JOSHUA D, CHESTEK, CYNTHIA ANNE · 2015 to 2018
$2.9M
Role of the Prefrontal Cortex in the Control of Arousal StatesR01GM111293 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MASHOUR, GEORGE ALEXANDER, PAL, DINESH · 2015 to 2022
$2.6M
Highly-compliant Microneedle Arrays for Peripheral Nerve MappingOT2OD024907 · OD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BRUNS, TIMOTHY M., CHESTEK, CYNTHIA ANNE · 2017 to 2019
$1.9M
Toward an Animal Model of Freely Moving HumanDP1HD075623 · NICHD · STANFORD UNIVERSITY · PI SHENOY, KRISHNA V · 2012 to 2013
$1.6M
A 100μm Scale Single Unit Neural Recording Probe Using IR-Based Powering and CommunicationR21EY029452 · NEI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BLAAUW, DAVID · 2018 to 2019
$430k
Reanimating paralyzed hands using an implantable, brain-controlled functional electrical stimulation neuroprosthesisF31HD098804 · NICHD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI NASON-TOMASZEWSKI, SAMUEL ROSS · 2019 to 2021
$108k
Howard Hughes Medical InstituteNEI NIH HHS R21 EY029452NICHD NIH HHS DP1 HD075623NICHD NIH HHS F31 HD098804NIGMS NIH HHS R01 GM111293NIH HHS OT2 OD024907NINDS NIH HHS R01 NS076460NINDS NIH HHS T32 NS007222NINDS NIH HHS U01 NS094375NINDS NIH HHS UF1 NS107659
6 · The paper itself

Abstract

The large power requirement of current brain-machine interfaces is a major hindrance to their clinical translation. In basic behavioural tasks, the downsampled magnitude of the 300-1,000 Hz band of spiking activity can predict movement similarly to the threshold crossing rate (TCR) at 30 kilo-samples per second. However, the relationship between such a spiking-band power (SBP) and neural activity remains unclear, as does the capability of using the SBP to decode complicated behaviour. By using simulations of recordings of neural activity, here we show that the SBP is dominated by local single-unit spikes with spatial specificity comparable to or better than that of the TCR, and that the SBP correlates better with the firing rates of lower signal-to-noise-ratio units than the TCR. With non-human primates, in an online task involving the one-dimensional decoding of the movement of finger groups and in an offline two-dimensional cursor-control task, the SBP performed equally well or better than the TCR. The SBP may enhance the decoding performance of neural interfaces while enabling substantial cuts in power consumption.

Indexed as

Brain-Computer InterfacesAnimalsFingersMacaca mulattaMaleMicroelectrodesMotor CortexNeuronsProstheses and ImplantsRats, Long-EvansSignal-To-Noise Ratio

Identifiers

PMID32719512
PMCPMC7982996

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.