Search Results for author: Michael Lunglmayr

Found 8 papers, 2 papers with code

On Leaky-Integrate-and Fire as Spike-Train-Quantization Operator on Dirac-Superimposed Continuous-Time Signals

no code implementations10 Feb 2024 Bernhard A. Moser, Michael Lunglmayr

Leaky-integrate-and-fire (LIF) is studied as a non-linear operator that maps an integrable signal $f$ to a sequence $\eta_f$ of discrete events, the spikes.

Quantization

SNN Architecture for Differential Time Encoding Using Decoupled Processing Time

no code implementations24 Nov 2023 Daniel Windhager, Bernhard A. Moser, Michael Lunglmayr

We present synthesis and performance results showing that this architecture can be implemented for networks of more than 1000 neurons with high clock speeds on a State-of-the-Art FPGA.

Quantization

Quantization in Spiking Neural Networks

1 code implementation13 May 2023 Bernhard A. Moser, Michael Lunglmayr

In spiking neural networks (SNN), at each node, an incoming sequence of weighted Dirac pulses is converted into an output sequence of weighted Dirac pulses by a leaky-integrate-and-fire (LIF) neuron model based on spike aggregation and thresholding.

Quantization

Spiking Neural Networks in the Alexiewicz Topology: A New Perspective on Analysis and Error Bounds

1 code implementation9 May 2023 Bernhard A. Moser, Michael Lunglmayr

A central question is the adequate structure for a space of spike trains and its implication for the design of error measurements of SNNs including time delay, threshold deviations, and the design of the reinitialization mode of the leaky-integrate-and-fire (LIF) neuron model.

Quantization

A Fiber Measurement System with Approximate Deconvolution Based on the Analysis of Fault Clusters in Linearized Bregman Iterations

no code implementations4 Nov 2021 Yuneisy Garcia Guzman, Felipe Calliari, Gustavo C. Amaral, Michael Lunglmayr

Automatic detection of faults in optical fibers is an active area of research that plays a significant role in the design of reliable and stable optical networks.

Event Detection Management

Efficient Majority Voting in Digital Hardware

no code implementations9 Aug 2021 Stefan Baumgartner, Mario Huemer, Michael Lunglmayr

In this work, we present a novel architecture that allows obtaining a majority decision in a number of clock cycles that is logarithmic in the number of inputs.

Ensemble Learning Handwritten Digit Recognition

Efficient Non-sequential Division for FPGAs

no code implementations12 May 2021 Michael Lunglmayr

Especially considering today's demand for hardware accelerators for machine learning algorithms, there is a high demand for an efficient calculation of the division function, e. g. for averaging operations or the online calculation of activation functions.

Fast approximate reciprocal approximations for iterative algorithms

no code implementations13 Jul 2020 Michael Lunglmayr, Oliver Ploder

For this reason, we present a low complexity non-iterative approximation of the reciprocal function.

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