Results 21 to 30 of about 147,603 (238)

A Review of Neurologgers for Extracellular Recording of Neuronal Activity in the Brain of Freely Behaving Wild Animals

open access: yesMicromachines, 2022
Simultaneous monitoring of animal behavior and neuronal activity in the brain enables us to examine the neural underpinnings of behaviors. Conventionally, the neural activity data are buffered, amplified, multiplexed, and then converted from analog to ...
Kaoru Ide, Susumu Takahashi
doaj   +1 more source

A Bio-Inspired 3-D Neural Compass Based on Head Direction Cells

open access: yesIEEE Access, 2021
Head direction cells (HDCs) in mammals’ brains are thought to provide the sense of direction (function of a compass). They fire when the animal’s head points to a specific orientation.
Baozhong Li, Yanming Liu, Lei Lai
doaj   +1 more source

The stimulus control of local enclosures and barriers over head direction and place cell spatial firing

open access: yesBrain and Behavior, 2021
Objective Head direction cell and place cell spatially tuned firing is often anchored to salient visual landmarks on the periphery of a recording environment.
Anna E. Smith   +2 more
doaj   +1 more source

Statistical and information properties of head direction cells [PDF]

open access: yesPerception & Psychophysics, 2001
The human channel capacity for identifying sensory stimuli is compared with channel capacities based on neurophysiological findings. Studies have shown that cells in the postsubiculum (PoS) and the anterior dorsal thalamus (ADN) of the rat discharge as a function of the animal's head direction in the horizontal plane.
J C, Baird, J S, Taube, D V, Peterson
openaire   +2 more sources

Flexible cue anchoring strategies enable stable head direction coding in both sighted and blind animals

open access: yesNature Communications, 2022
Vision plays an important role in the head direction cell system in animals. Here the authors recorded from head direction cells in rd1 mice that show retinal degeneration at 1 month, and find that they use smell cues to maintain stable HD tuning.
Kadjita Asumbisa   +2 more
doaj   +1 more source

Towards cognitive navigation: A biologically inspired calibration mechanism for the head direction cell network

open access: yesJournal of Automation and Intelligence, 2023
To derive meaningful navigation strategies, animals have to estimate their directional headings in the environment. Accordingly, this function is achieved by the head direction cells that were found in mammalian brains, whose neural activities encode one’
Zhenshan Bing   +4 more
doaj   +1 more source

Rapid Spatial Reorientation and Head Direction Cells [PDF]

open access: yesThe Journal of Neuroscience, 2003
It is surprising how quickly we can find our bearings when suddenly confronted with a familiar environment, for instance when the lights are turned on in a dark room. Subjectively, this appears to occur almost instantaneously, yet the neural processes permitting this rapid reorientation are unknown.
Zugaro, Michaël B   +3 more
openaire   +2 more sources

Head direction maps remain stable despite grid map fragmentation

open access: yesFrontiers in Neural Circuits, 2012
Areas encoding space in the brain contain both representations of position (place cells and grid cells) and representations of azimuth (head direction cells).
Jonathan R Whitlock, Dori eDerdikman
doaj   +1 more source

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