Search Results for author: Karel Adámek

Found 7 papers, 3 papers with code

Toward using GANs in astrophysical Monte-Carlo simulations

no code implementations16 Feb 2024 Ahab Isaac, Wesley Armour, Karel Adámek

Accurate modelling of spectra produced by X-ray sources requires the use of Monte-Carlo simulations.

Generative Adversarial Network

A Survey of Feature detection methods for localisation of plain sections of Axial Brain Magnetic Resonance Imaging

no code implementations8 Feb 2023 Jiří Martinů, Jan Novotný, Karel Adámek, Petr Čermák, Jiří Kozel, David Školoudík

In this work, we have introduced robustness, accuracy and cumulative distance metrics and methodology that allows us to compare different techniques and approaches in matching brain MRI of different patients or matching MRI brain slice to a position in the brain atlas.

Implementing CUDA Streams into AstroAccelerate -- A Case Study

no code implementations4 Jan 2021 Jan Novotný, Karel Adámek, Wes Armour

To be able to run tasks asynchronously on NVIDIA GPUs a programmer must explicitly implement asynchronous execution in their code using the syntax of CUDA streams.

Instrumentation and Methods for Astrophysics Distributed, Parallel, and Cluster Computing

Efficiency Near the Edge: Increasing the Energy Efficiency of FFTs on GPUs for Real-time Edge Computing

no code implementations13 Sep 2020 Karel Adámek, Jan Novotný, Jeyarajan Thiyagalingam, Wesley Armour

We demonstrate how these results can be used to lower the power consumption of existing data processing pipelines.

Performance C.4

A GPU implementation of the harmonic sum algorithm

4 code implementations6 Dec 2018 Karel Adámek, Wesley Armour

Time-domain radio astronomy utilizes a harmonic sum algorithm as part of the Fourier domain periodicity search, this type of search is used to discover single pulsars.

Instrumentation and Methods for Astrophysics

Improved Acceleration of the GPU Fourier Domain Acceleration Search Algorithm

4 code implementations29 Nov 2017 Karel Adámek, Sofia Dimoudi, Mike Giles, Wesley Armour

Our new improved convolution code which uses our custom GPU FFT code is between 2. 5 and 3. 9 times faster the than our cuFFT-based implementation (on an NVIDIA P100) and allows for a wider range of filter sizes then our previous version.

Instrumentation and Methods for Astrophysics

A Real-time Single Pulse Detection Algorithm for GPUs

3 code implementations29 Nov 2016 Karel Adámek, Wesley Armour

This code is part of the AstroAccelerate project which is a many-core accelerated time-domain signal processing code for radio astronomy.

Instrumentation and Methods for Astrophysics

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