Bump attractors and the homogeneity assumption
... • Fine tuning properties of each neuron. • Network learns to tune itself through an activity-dependent mechanism. – “Activity-dependent scaling of synaptic weights, which up- or downregulates excitatory inputs so that the long term average firing rate is similar for each neuron” ...
... • Fine tuning properties of each neuron. • Network learns to tune itself through an activity-dependent mechanism. – “Activity-dependent scaling of synaptic weights, which up- or downregulates excitatory inputs so that the long term average firing rate is similar for each neuron” ...
Print › psych chapter 2 | Quizlet | Quizlet
... encasing the fibers of many neurons; enables vastly greater transmission speed of neural impulses as the impulse hops from one node to the next. ...
... encasing the fibers of many neurons; enables vastly greater transmission speed of neural impulses as the impulse hops from one node to the next. ...
Neurons and Networks. An Introduction to Behavioral Neuroscience, Second Edition Brochure
... solid foundation of understanding and knowledge required for further study. The new edition retains the features that made the first edition so attractive: consistent emphasis on results and concepts that have stood the test of time; abundant high-quality illustrations; exceptionally clear explanati ...
... solid foundation of understanding and knowledge required for further study. The new edition retains the features that made the first edition so attractive: consistent emphasis on results and concepts that have stood the test of time; abundant high-quality illustrations; exceptionally clear explanati ...
Wanting Things - How Your Brain Works
... Artificial neural network with 198 “input neurons”, (number of white or black pieces on various board positions and home positions, and whether white or black plays next), ca 40 “hidden” neurons and 4 “output” neurons. Trained to play backgammon at master level by adjusting connections between artif ...
... Artificial neural network with 198 “input neurons”, (number of white or black pieces on various board positions and home positions, and whether white or black plays next), ca 40 “hidden” neurons and 4 “output” neurons. Trained to play backgammon at master level by adjusting connections between artif ...
A neuron receives input from other neurons
... The synapse is where individual neurons transmit information to other neurons. Neurons come very close to each other at the synapse, but do not actually touch. Communication between neurons happens when chemical signals are transmitted across a gap known as the synaptic cleft. ...
... The synapse is where individual neurons transmit information to other neurons. Neurons come very close to each other at the synapse, but do not actually touch. Communication between neurons happens when chemical signals are transmitted across a gap known as the synaptic cleft. ...
Flash cards
... such as learning, remembering, thinking, and speaking. the part of the peripheral nervous system that controls the glands and the muscles of the internal organs (such as the heart). Its sympathetic ...
... such as learning, remembering, thinking, and speaking. the part of the peripheral nervous system that controls the glands and the muscles of the internal organs (such as the heart). Its sympathetic ...
Chapter1
... theory be implemented? In particular, what is the representation for the input and output, and what is the algorithm for the transformation? 3. Hardware implementation: How can the representation and algorithm be realized physically? Marr puts great importance to the first level: ”To phrase the matt ...
... theory be implemented? In particular, what is the representation for the input and output, and what is the algorithm for the transformation? 3. Hardware implementation: How can the representation and algorithm be realized physically? Marr puts great importance to the first level: ”To phrase the matt ...
The Brain - cloudfront.net
... – Relays sensory, spatial sense and motor signals to cerebral cortex • Receives auditory, somatosensory and visual sensory signals, sorts data and relays it to proper area in brain ...
... – Relays sensory, spatial sense and motor signals to cerebral cortex • Receives auditory, somatosensory and visual sensory signals, sorts data and relays it to proper area in brain ...
Practice makes perfect: a theoretical model of memory consolidation
... memory than learning it all at once. This phenomenon, known as the spacing effect, also applies to motor learning. Repeating shorter training sessions every day is more effective than one long training session in a day, even if the total training time is the same. Moreover, the learned memory is con ...
... memory than learning it all at once. This phenomenon, known as the spacing effect, also applies to motor learning. Repeating shorter training sessions every day is more effective than one long training session in a day, even if the total training time is the same. Moreover, the learned memory is con ...
the brain: anatomical regions
... Grey matter is made of cell bodies, dendrites, neuroglia, and unmyelinated axons. ...
... Grey matter is made of cell bodies, dendrites, neuroglia, and unmyelinated axons. ...
NeuroReview3
... • Period of plasticity appears to be limited in some cases (critical period) and unlimited in some cases ...
... • Period of plasticity appears to be limited in some cases (critical period) and unlimited in some cases ...
Summary of the Major Brain Structures
... Processes and distributes almost all of the sensory and motor information going to and from the cerebral cortex. It is thought to be involved in regulating levels of awareness, attention, motivation and emotional aspects of sensation. A peanut-sized structure that regulates behavior important for su ...
... Processes and distributes almost all of the sensory and motor information going to and from the cerebral cortex. It is thought to be involved in regulating levels of awareness, attention, motivation and emotional aspects of sensation. A peanut-sized structure that regulates behavior important for su ...
A nerve cell
... What happens in the brain during physical exercise? Physical activity increases hippocampus dependent memory in adult rats, and leads to increased formation of new granule cells in the dentate gyrus, while the dendrites grow and get more spines, ie more synapses (Eadie et al. 2005 J Comp Neurol) Ne ...
... What happens in the brain during physical exercise? Physical activity increases hippocampus dependent memory in adult rats, and leads to increased formation of new granule cells in the dentate gyrus, while the dendrites grow and get more spines, ie more synapses (Eadie et al. 2005 J Comp Neurol) Ne ...
Template for designing a research poster
... • Areas of growth: o Discovering more material systems displaying memristive behavior, o Shifting the focus from one of characterization to one of implementation. o Researching the best way to integrate memristor arrays with CMOS circuits One thing seems clear: the road to truly powerful neuromorphi ...
... • Areas of growth: o Discovering more material systems displaying memristive behavior, o Shifting the focus from one of characterization to one of implementation. o Researching the best way to integrate memristor arrays with CMOS circuits One thing seems clear: the road to truly powerful neuromorphi ...
Nervous System Notes Outline
... Schwann cell – cells that wrap around __________ and coat it with _________ Nodes of Ranvier – __________ between myelin where _____________ occur Dendrites – branches from the cell body that ___________ info from other cells Synaptic knob – end of axon that releases __________________ Impulse ...
... Schwann cell – cells that wrap around __________ and coat it with _________ Nodes of Ranvier – __________ between myelin where _____________ occur Dendrites – branches from the cell body that ___________ info from other cells Synaptic knob – end of axon that releases __________________ Impulse ...
Step Up To: Psychology
... important in memory. Depletion of it is found in those with Alzheimer’s ...
... important in memory. Depletion of it is found in those with Alzheimer’s ...
* Certain neurons in the brain have receptors (opioid receptors) for
... Tetanus “Lockjaw” (Clostridium tetani) - bacteria that interferes w/ inhibitory (brake) synaptic mechanisms to motor neurons. The excitatory (gas) inputs remain “unchecked”; results in excessive, involuntary skeletal muscle contraction. Spasms of the jaw muscles are early signs. Tetanus shot! ...
... Tetanus “Lockjaw” (Clostridium tetani) - bacteria that interferes w/ inhibitory (brake) synaptic mechanisms to motor neurons. The excitatory (gas) inputs remain “unchecked”; results in excessive, involuntary skeletal muscle contraction. Spasms of the jaw muscles are early signs. Tetanus shot! ...
Study Guide
... • In previous assignments, you have been exposed to various pieces of primary literature, i.e., original articles in which scientists report (for the first time) the experiments they performed and the results they obtained. This week's discussion covers a somewhat different form of scientific writin ...
... • In previous assignments, you have been exposed to various pieces of primary literature, i.e., original articles in which scientists report (for the first time) the experiments they performed and the results they obtained. This week's discussion covers a somewhat different form of scientific writin ...
Chapter 02_Quiz - Biloxi Public Schools
... important in memory. Depletion of it is found in those with Alzheimer’s ...
... important in memory. Depletion of it is found in those with Alzheimer’s ...
A Data Mining Survey of the Allen Brain Atlas
... informatics analysis tools are integrated to provide a searchable digital atlas of gene expression. Together, these resources present a comprehensive online platform for exploration of the brain at the cellular and molecular level. In particular, this project investigates the gene expression of sero ...
... informatics analysis tools are integrated to provide a searchable digital atlas of gene expression. Together, these resources present a comprehensive online platform for exploration of the brain at the cellular and molecular level. In particular, this project investigates the gene expression of sero ...
Development of Nervous System
... processing of serial sequences of information, and visual and auditory details. Specializes in detailed activities required for motor ...
... processing of serial sequences of information, and visual and auditory details. Specializes in detailed activities required for motor ...
brain research methods 1-10
... 3 centimeters into the brain. It works by activating the neurons and they send a burst of neural impulses (electrical activity) to adjacent neurons, activating them which in turn, activates other neurons. ...
... 3 centimeters into the brain. It works by activating the neurons and they send a burst of neural impulses (electrical activity) to adjacent neurons, activating them which in turn, activates other neurons. ...