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A note on precision-preserving compression of scientific data [PDF]

open access: yesGeoscientific Model Development, 2021
Lossy compression of scientific data arrays is a powerful tool to save network bandwidth and storage space. Properly applied lossy compression can reduce the size of a dataset by orders of magnitude while keeping all essential information, whereas a ...
R. Kouznetsov, R. Kouznetsov
doaj   +1 more source

Online Signature Verification Systems on a Low-Cost FPGA

open access: yesApplied Sciences, 2021
This paper describes three different approaches for the implementation of an online signature verification system on a low-cost FPGA. The system is based on an algorithm, which operates on real numbers using the double-precision floating-point IEEE 754 ...
Enrique Cantó Navarro   +2 more
doaj   +1 more source

DPF-ECC: A Framework for Efficient ECC With Double Precision Floating-Point Computing Power

open access: yesIEEE Transactions on Information Forensics and Security, 2021
Used ubiquitously in a huge amount of security protocols or applications, elliptic curve cryptography (ECC) is one of the most important cryptographic primitives, featuring efficiency and short key size compared with other public-key cryptosystems such ...
Lili Gao   +7 more
semanticscholar   +1 more source

Modified Fast Inverse Square Root and Square Root Approximation Algorithms: The Method of Switching Magic Constants

open access: yesComputation, 2021
Many low-cost platforms that support floating-point arithmetic, such as microcontrollers and field-programmable gate arrays, do not include fast hardware or software methods for calculating the square root and/or reciprocal square root.
Leonid V. Moroz   +2 more
doaj   +1 more source

Scaling up and down of 3-D floating-point data in quantum computation

open access: yesScientific Reports, 2022
In the past few decades, quantum computation has become increasingly attractive due to its remarkable performance. Quantum image scaling is considered a common geometric transformation in quantum image processing, however, the quantum floating-point data
Meiyu Xu, Dayong Lu, Xiaoyun Sun
doaj   +1 more source

MDCIM: MRAM-Based Digital Computing-in-Memory Macro for Floating-Point Computation with High Energy Efficiency and Low Area Overhead

open access: yesApplied Sciences, 2023
Computing-in-Memory (CIM) is a novel computing architecture that enormously improves energy efficiency and reduces computing latency by avoiding frequent data movement between the computation and memory units.
Liang Liu   +5 more
doaj   +1 more source

All-Digital Computing-in-Memory Macro Supporting FP64-Based Fused Multiply-Add Operation

open access: yesApplied Sciences, 2023
Recently, frequent data movement between computing units and memory during floating-point arithmetic has become a major problem for scientific computing.
Dejian Li   +6 more
doaj   +1 more source

Quantitative study of floating-point precision on modern FPGAs

open access: yesHeart, 2023
Modern computer systems perform computations on real numbers through approximate representation that is often based on a specific floating-point format.
Riadh Ben Abdelhamid   +2 more
semanticscholar   +1 more source

Fluid Simulations Accelerated With 16 Bits: Approaching 4x Speedup on A64FX by Squeezing ShallowWaters.jl Into Float16

open access: yesJournal of Advances in Modeling Earth Systems, 2022
Most Earth‐system simulations run on conventional central processing units in 64‐bit double precision floating‐point numbers Float64, although the need for high‐precision calculations in the presence of large uncertainties has been questioned.
Milan Klöwer   +4 more
doaj   +1 more source

Stochastic rounding and reduced-precision fixed-point arithmetic for solving neural ordinary differential equations [PDF]

open access: yes, 2020
Although double-precision floating-point arithmetic currently dominates high-performance computing, there is increasing interest in smaller and simpler arithmetic types.
Furber, Steve   +3 more
core   +2 more sources

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