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- Integrate-and-Fire Neuron FireIntegrate Reset
- Limits of STDP STDP fails to improve phase-coding when input is too noisy (50Hz)..
- BioE332A Lab 3, 2009 1 Lab 3 January 21, 2009
- Cellular/Molecular Evidence from In Vivo Imaging That Synaptogenesis
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- Positive-Feedback Neuron A cortical fast-spiking interneuron's phase-plot, computed from its membrane voltage trace (insert) [Izhikevich07]
- BioE332A Lab 2, 2007 1 Lab 2 January 21, 2007
- Associative Memory-I: Storing Patterns Finding its way around is important to an animal's survival.
- Synapse Model Neurotransmitter is released into cleft between axonal button and dendritic spine
- IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 2, FEBRUARY 2003 281 A Biomorphic Digital Image Sensor
- BioE332 Lab 8, 2010 1 Lab 8 February 23, 2010
- Spiking Neural Network Decoder for Brain-Machine Interfaces Julie Dethier, Student Member, IEEE, Vikash Gilja, Member, IEEE, Paul Nuyujukian, Student Member, IEEE,
- The Hardware DACs and RAM specify properties & connectivity of STDP chip's 1280 silicon neurons.
- Phase Locking A neuron phase-locks to a periodic input--it spikes at a fixed delay [Izhikevich07].
- TINS special issue: The Neural Substrates of Cognition Always returning: feedback and
- Abstract--We present a linear active cochlear model that includes the outer hair cell (OHC) forces, which are delivered
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- Relating coupling strength (K) to the PRC The Kuramoto model's sinusoidal phase-coupling corresponds to a PRC that is a flipped sinusoid. To obtain
- Synchronization 477 x'=-1+x2 x'=0+x2 x'=1+x2
- BioE332 Lab 9, 2010 1 Lab 9 March 3, 2010
- BioE 332 Lecture 7: Programming Neurogrid --the python way
- Adaptive Neuron Interspike intervals (Ti) get longer and frequency drops (Fi) (rat L5 pyramidal cell) [Izhikevich07]
- Synchrony: Delayed inhibition is key Period proportional to rise-time (linear fit plus offset); purplemean interneuron period [Arthur07].
- Silicon Neurons That Phase-Lock John H. Wittig Jr and Kwabena Boahen
- Balancing Guidance Range and Strength Optimizes Self-organization by Silicon
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- ! ! +. 2 ! (! !!# %, ( & " * %! )3! !) $% )# !4(
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- Programmable Connections in Neuromorphic Grids Joseph Lin, Paul Merolla, John Arthur, and Kwabena Boahen
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- Learning in Silicon: Timing is Everything John V. Arthur and Kwabena Boahen
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- Lacey Kitch Kalina Jordanova
- BioE332 Lecture 5: Neurogrid Tutorial I
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- Integrate-and-Fire Neuron Layer 5 pyramidal cell from rat visual cortex [Izhikevich07].
- Adaptive Neuron Interspike intervals (Ti) get longer and frequency drops (Fi) (rat L5 pyramidal cell) [Izhikevich07].
- Bursting Neuron Bursting in Aplysia (left) and in thalamic reticular neuron (right)
- Phase Response Inward current-pulses decrease a cortical neuron's period (Cat, Layer V) by up to 15% [Fetz93].
- STDP enhances phase-coding in a recurrent network Hippocampal formation: Trisynaptic circuit through dentate gyrus, CA3, and CA1 originates and terminates in entorhinal
- Limits of STDP STDP fails to improve phase-coding when input is too noisy (50Hz Poisson input).
- The Hardware DACs and RAM specify properties & connectivity of STDP chip's 1280 silicon neurons.
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- BioE332A Lab 2, 2010 1 Lab 2 December 23, 2009
- BioE332A Lab 3, 2010 1 Lab 3 January 5, 2010
- BioE332A Lab 4, 2010 1 Lab 4 January 6, 2010
- BioE332 Lab 5, 2010 1 Lab 5 January 26, 2010
- BioE332 Lab 10, 2010 1 Lab 10 March 5, 2010
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- Integrate-and-Fire Neuron Layer 5 pyramidal cell from rat visual cortex [Izhikevich07]
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- STDP enhances synchrony in feedforward network STDP strengthens/weakens synapses driving late/early-spiking cells [Laurent07]
- Associative Memory--II Potentiated synapses between neurons in a pattern enable full recall
- A million-neuron system with 16 chips (Neurocores) connected in binary tree. Models ion-channel populations using analog computation
- BioE332A Lab 5, 2009 1 Lab 5 February 5, 2009
- BioE332A Lab 7, 2009 1 Lab 7 February 19, 2009
- BioE332A Lab 8, 2009 1 Lab 8 February 27, 2009
- BioE332A Lab 9, 2009 1 Lab 9 March 6, 2009
- BioE332A Lab 10, 2009 1 Lab 10 March 10, 2009
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- Bursting Neuron Bursting in Aplysia R15 neuron (left) and in thalamic reticular neuron (right)
- Phase Response Inward current-pulses decrease a cortical neuron's period (Cat, Layer V) by up to 15%. [Fetz93]
- Phase Locking A neuron phase-locks to a periodic input--it spikes at a fixed delay.
- STDP enhances synchrony in feedforward network STDP strengthens/weakens synapses driving late/early-spiking cells [Laurent07]
- Associative Memory--II Before STDP
- BioE332A Lab 3, 2008 1 Lab 3 January 26, 2008
- BioE332A Lab 4, 2008 1 Lab 4 February 1, 2008
- BioE332A Lab 5, 2008 1 Lab 5 February 7, 2008
- BioE332A Lab 6, 2008 1 Lab 6 February 16, 2008
- BioE332A Lab 7, 2008 1 Lab 7 February 23, 2008
- BioE332A Lab 8, 2007 1 Lab 8 February 29, 2008
- BioE332A Lab 9, 2008 1 Lab 9 March 5, 2008
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- Bursting Neuron Bursting (thalamic reticular neuron modified from Steriade et al. 2003) due to M-current when neuron is bistable.
- PRC for inhibition Slow inhibition applied at various phases; near 25ms delays spiking most
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- Synchrony by delayed inhibition The asynchronous state
- Enhancing Synchrony Hippocampal place cells' rate (middle) and timing (bottom) codes [O'Keefe'03]
- Associative Memory--II Before STDP
- BioE332A Lab 4, 2007 1 Lab 4 February 2, 2007
- BioE332A Lab 8, 2007 1 Lab 8 March 3, 2007
- Inputs, Outputs, and Connectivity The chip has a 16 x 16 array of 'microcircuits'.
- Spike-timing dependent plasticity Spike order determines if potentiation or depression occurs [Poo98].
- The Kuramoto Model: From Asynchrony to Synchrony Phases of coupled oscillators with weak (left) and strong (right) coupling. Color and ball-size indicate the oscillators' differ-
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- BioE332A Lab 1, 2009 1 Lab 1 November 13, 2008
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- 2001 Special issue Spike-based VLSI modeling of the ILD system in the echolocating bat
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- Phase Response Inward current-pulses decrease a cortical neuron's period (Cat, Layer V). [Fetz93]
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- BioE332A Lab 7, 2007 1 Lab 7 February 26, 2007
- Abstract--A silicon model of the thalamic low threshold calcium current is presented. The channel current (IT) is the
- The Neural Basis of Decision Making
- Adaptive Neuron Interspike intervals (Ti) get longer and frequency drops (Fi) (rat L5 pyramidal cell) [Izhikevich07]
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- Synaptic Plasticity-I: Spike Timing-Dependence Axon Dendrite
- Dynamic computation in a recurrent network of heterogeneous silicon neurons
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- Rhythmic firing (30-80Hz, gamma) and silence (4-8Hz, theta) in basket cell (hippocampus) [Buzsaki 95]. Rhythmic activity is common in hippocampus and neocortex
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- Limits of STDP STDP fails to improve phase-coding when input is too noisy (50Hz)..
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- Neurotech for Neuroscience: Unifying Concepts, Organizing Principles, and Emerging Tools
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- Rhythmic firing (30-80Hz, gamma) and silence (4-8Hz, theta) in basket cell (hippocampus) [Buzsaki 95] Rhythmic activity is common in hippocampus and neocortex
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- The Hardware DACs and RAM specify properties & connectivity of STDP chip's 1280 silicon neurons.
- BioE332A Lab 1, 2007 1 Lab 1 January 12, 2007
- Synapse Model Synapse formed between axonal button and dendritic spine
- Autonomous Robots KL1369-08 August 27, 2001 8:34 Autonomous Robots 11, 241247, 2001
- This paper describes a neuromorphic implementation of the orien-tation hypercolumns found in the mammalian primary visual cor-
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- Proc. European Conference on Circuit Theory and Design, Special Session on Applications of Gabor Filters andTransforms in Image Processing, Helsinki, Finland, vol. 3, pp. 45-48, Aug. 2001.
- Synchronization of Globally Coupled Nonlinear Oscillators: the Rich Behavior of the Kuramoto Model
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- STDP enhances synchrony in feedforward network STDP strengthens/weakens synapses onto late/early-spiking cells [Laurent07].
- BioE332A Lab 1, 2008 1 Lab 1 January 11, 2008
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- Neuronal Ion-Channel Dynamics in Silicon Kai M Hynna, Kwabena Boahen
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- Neural mechanisms of attention
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- BioE332 Lab 7, 2010 1 Lab 7 February 18, 2010
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- Analog Integrated Circuits and Signal Processing, 30, 121135, 2002 C 2002 Kluwer Academic Publishers. Manufactured in The Netherlands.
- BioE332A Lab 9, 2007 1 Lab 9 March 9, 2007
- Rhythmic firing (30-80Hz, gamma) and silence (4-8Hz, theta) in basket cell (hippocampus) Rhythmic activity is common in hippocampus and neocortex
- BioE332A Lab 6, 2009 1 Lab 6 February 13, 2009
- Adaptive Neuron Frequency adaptation (rat cortex L5 pyramidal cell) due to M-current
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- Abstract. Random network models have been a popular tool for investigating cortical network dynamics. On the
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- 2001 Special issue Space-rate coding in an adaptive silicon neuron
- BioE332A: Large-Scale Neural Modeling Catalog Description: Emphasis is on modeling neural systems at the circuit level,
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