!R-WoNC(2) 二日目 :: Requirements on neuromorphic computing from brain-scale neuronal networks * A Python package for simulator-independent specification of neuronal network models. http://neuralensemble.org/PyNN/ こういうものあるのか. * Multi-scale spiking network model of macaque visual cortex https://github.com/INM-6/multi-area-model にいろいろまとまっているのね. :: Spiking Neural Network imulation on SpiNNaker * 1% of human brain - 10 mics * sPyNNaker: A Software Package for Running PyNN Simulations on SpiNNaker - https://www.frontiersin.org/articles/10.3389/fnins.2018.00816/full * Synaptic Rewriting - https://www.frontiersin.org/articles/10.3389/fnins.2018.00434/full * HBP Neuro-robotics Platform https://neurorobotics.net/ ** https://developer.humanbrainproject.eu/docs/projects/HBP%20Neurorobotics%20Platform/2.0/nrp/developer_manual/CLE/spinnaker.html * Performance Comparison of the Digital Neuromorphic Hardware SpiNNaker and the Neural Network Simulation Software NEST for a Full-Scale Cortical Microcircuit Model - https://www.frontiersin.org/articles/10.3389/fnins.2018.00291/full ::Biology Suggests New Forms of Deep Learning in Reccurent Networks of Spiking Neurons * topics ** computational units that boost temporal processing capabilities ** powerfull * backpropagation through time(BPTT) by e-prop ** cur. replace by feed forward connections ** proposed. e-prop, there is no transmission of error signals backwards in time or space *** an abundance of error- and learning signals in the brain. microcircuitry of performance monitoring. Nature 2019 - https://www.biorxiv.org/content/10.1101/187989v2 *** backwards propagation of erros is replaed by augmented forward computation * cf. Long short-term memory and learning-to-learn in networks of spiking neurons - https://arxiv.org/abs/1803.09574 * cf. Biologically inspired alternatives to backpropagation through time for learning in recurrent neural nets - https://arxiv.org/abs/1901.09049 :: Large-scale simulation of cortico-thalamo-cerebellar cicuits toward whole brain simulations post-ke exploratory challenge 4 * スパコンでのspiking neural network modelは,50年で1 neuronから7 billion neurons まで進化してきた ::Nonlinear Neural Dynamics and its Electronic and Optical Implementation ::Physical models of biological computation * topics ** real-time analog neural network emulator ** systems based on novel devices/materials * motivations for keeping up the tradition ** massively parallel collections of non-linear dynamical elements ** analog computation, digital asynchronous communication ** memory and computation are co-localized * The FeFET neuron, H.Mulaosmanovic et al., Nanoscale 2018 - Mimicking biological neurons with a nanoscale ferroelectric transistor https://pubs.rsc.org/en/content/articlelanding/2018/nr/c8nr07135g#!divAbstract * Bilogical evidences - cf. https://www.ncbi.nlm.nih.gov/pubmed/3340148 * New materials: challenges and opportunity * Learning and recall of orthogonal patterns ::Resistive Analog Neuromorphic Devices for Edge AI Computing ::Panel