Spike frequency adaptation: bridging neural models and neuromorphic applications

C Ganguly, SS Bezugam, E Abs, M Payvand… - Communications …, 2024 - nature.com
The human brain's unparalleled efficiency in executing complex cognitive tasks stems from
neurons communicating via short, intermittent bursts or spikes. This has inspired Spiking …

A super-efficient TinyML processor for the edge metaverse

A Khajooei, M Jamshidi, SB Shokouhi - Information, 2023 - mdpi.com
Although the Metaverse is becoming a popular technology in many aspects of our lives,
there are some drawbacks to its implementation on clouds, including long latency, security …

Event-driven spectrotemporal feature extraction and classification using a silicon cochlea model

Y Xu, S Perera, Y Bethi, S Afshar… - Frontiers in …, 2023 - frontiersin.org
This paper presents a reconfigurable digital implementation of an event-based binaural
cochlear system on a Field Programmable Gate Array (FPGA). It consists of a pair of the …

Real-time anomaly detection using hardware-based unsupervised spiking neural network (TinySNN)

A Mehrabi, N Dennler, Y Bethi… - 2024 IEEE 33rd …, 2024 - ieeexplore.ieee.org
We present TinySNN, a novel unsupervised spiking neural network hardware designed for
real-time anomaly detection. TinySNN provides an energy-efficient edge computing solution …

Noise Filtering Benchmark for Neuromorphic Satellites Observations

S Arja, A Marcireau, NO Ralph, S Afshar… - arXiv preprint arXiv …, 2024 - arxiv.org
Event cameras capture sparse, asynchronous brightness changes which offer high temporal
resolution, high dynamic range, low power consumption, and sparse data output. These …

Efficient Hardware Implementation of a Multi-Layer Gradient-Free Online-Trainable Spiking Neural Network on FPGA

A Mehrabi, Y Bethi, A Van Schaik, A Wabnitz… - IEEE …, 2024 - ieeexplore.ieee.org
This paper presents an efficient hardware implementation of the recently proposed
Optimised Deep Event-driven Spiking Neural Network Architecture (ODESA). ODESA is the …

An FPGA Implementation of An Event-Driven Unsupervised Feature Extraction Algorithm for Pattern Recognition

PC Jose, Y Xu, A Van Schaik… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
This paper presents the Field Programmable Gate Array (FPGA) implementation of an event-
driven unsupervised Feature Extraction using Adaptive Selection Thresholds (FEAST) …

Density Invariant Contrast Maximization for Neuromorphic Earth Observations

S Arja, A Marcireau, RL Balthazor… - Proceedings of the …, 2023 - openaccess.thecvf.com
Contrast maximization (CMax) techniques are widely used in event-based vision systems to
estimate the motion parameters of the camera and generate high-contrast images. However …

A neuromorphic architecture for reinforcement learning from real-valued observations

SF Chevtchenko, Y Bethi, TB Ludermir… - … Joint Conference on …, 2024 - ieeexplore.ieee.org
Reinforcement Learning (RL) provides a powerful framework for decision-making in
complex environments. However, implementing RL in hardware-efficient and bio-inspired …

Robust spiking attractor networks with a hard winner-take-all neuron circuit

M Cotteret, O Richter, M Mastella… - … on Circuits and …, 2023 - ieeexplore.ieee.org
Attractor networks are widely understood to be a re-occurring primitive that underlies
cognitive function. Stabilising activity in spiking attractor networks however remains a difficult …