Search Results for author: Vojtech Mrazek

Found 13 papers, 6 papers with code

ApproxDARTS: Differentiable Neural Architecture Search with Approximate Multipliers

no code implementations8 Apr 2024 Michal Pinos, Lukas Sekanina, Vojtech Mrazek

Integrating the principles of approximate computing into the design of hardware-aware deep neural networks (DNN) has led to DNNs implementations showing good output quality and highly optimized hardware parameters such as low latency or inference energy.

Neural Architecture Search

Exploring Quantization and Mapping Synergy in Hardware-Aware Deep Neural Network Accelerators

2 code implementations8 Apr 2024 Jan Klhufek, Miroslav Safar, Vojtech Mrazek, Zdenek Vasicek, Lukas Sekanina

Energy efficiency and memory footprint of a convolutional neural network (CNN) implemented on a CNN inference accelerator depend on many factors, including a weight quantization strategy (i. e., data types and bit-widths) and mapping (i. e., placement and scheduling of DNN elementary operations on hardware units of the accelerator).

Quantization Scheduling

Evolutionary Neural Architecture Search Supporting Approximate Multipliers

no code implementations28 Jan 2021 Michal Pinos, Vojtech Mrazek, Lukas Sekanina

During the NAS process, a suitable CNN architecture is evolved together with approximate multipliers to deliver the best trade-offs between the accuracy, network size, and power consumption.

Evolutionary Algorithms Neural Architecture Search

DESCNet: Developing Efficient Scratchpad Memories for Capsule Network Hardware

no code implementations12 Oct 2020 Alberto Marchisio, Vojtech Mrazek, Muhammad Abdullah Hanif, Muhammad Shafique

We analyze the corresponding on-chip memory requirements and leverage it to propose a novel methodology to explore different scratchpad memory designs and their energy/area trade-offs.

Management

NASCaps: A Framework for Neural Architecture Search to Optimize the Accuracy and Hardware Efficiency of Convolutional Capsule Networks

1 code implementation19 Aug 2020 Alberto Marchisio, Andrea Massa, Vojtech Mrazek, Beatrice Bussolino, Maurizio Martina, Muhammad Shafique

Deep Neural Networks (DNNs) have made significant improvements to reach the desired accuracy to be employed in a wide variety of Machine Learning (ML) applications.

Neural Architecture Search

Semantically-Oriented Mutation Operator in Cartesian Genetic Programming for Evolutionary Circuit Design

no code implementations23 Apr 2020 David Hodan, Vojtech Mrazek, Zdenek Vasicek

Considering the multiplier design problem, for example, the 5x5-bit multiplier represents the most complex circuit evolved from a randomly generated initial population.

Adaptive Verifiability-Driven Strategy for Evolutionary Approximation of Arithmetic Circuits

no code implementations5 Mar 2020 Milan Ceska, Jiri Matyas, Vojtech Mrazek, Lukas Sekanina, Zdenek Vasicek, Tomas Vojnar

We present a novel approach for designing complex approximate arithmetic circuits that trade correctness for power consumption and play important role in many energy-aware applications.

TFApprox: Towards a Fast Emulation of DNN Approximate Hardware Accelerators on GPU

1 code implementation21 Feb 2020 Filip Vaverka, Vojtech Mrazek, Zdenek Vasicek, Lukas Sekanina

In order to address this issue, we propose an efficient emulation method for approximate circuits utilized in a given DNN accelerator which is emulated on GPU.

ReD-CaNe: A Systematic Methodology for Resilience Analysis and Design of Capsule Networks under Approximations

no code implementations2 Dec 2019 Alberto Marchisio, Vojtech Mrazek, Muhammad Abudllah Hanif, Muhammad Shafique

To the best of our knowledge, this is the first proof-of-concept for employing approximations on the specialized CapsNet hardware.

ALWANN: Automatic Layer-Wise Approximation of Deep Neural Network Accelerators without Retraining

1 code implementation11 Jun 2019 Vojtech Mrazek, Zdenek Vasicek, Lukas Sekanina, Muhammad Abdullah Hanif, Muhammad Shafique

A suitable approximate multiplier is then selected for each computing element from a library of approximate multipliers in such a way that (i) one approximate multiplier serves several layers, and (ii) the overall classification error and energy consumption are minimized.

Multiobjective Optimization

Automated Circuit Approximation Method Driven by Data Distribution

no code implementations11 Mar 2019 Zdenek Vasicek, Vojtech Mrazek, Lukas Sekanina

We propose an application-tailored data-driven fully automated method for functional approximation of combinational circuits.

General Classification

autoAx: An Automatic Design Space Exploration and Circuit Building Methodology utilizing Libraries of Approximate Components

2 code implementations22 Feb 2019 Vojtech Mrazek, Muhammad Abdullah Hanif, Zdenek Vasicek, Lukas Sekanina, Muhammad Shafique

Because these libraries contain from tens to thousands of approximate implementations for a single arithmetic operation it is intractable to find an optimal combination of approximate circuits in the library even for an application consisting of a few operations.

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