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Stochastic rounding: implementation, error analysis and applications

open access: yesRoyal Society Open Science, 2022
Stochastic rounding (SR) randomly maps a real number x to one of the two nearest values in a finite precision number system. The probability of choosing either of these two numbers is 1 minus their relative distance to x.
Matteo Croci   +4 more
doaj   +3 more sources

Epidemiology of Rounding Error [PDF]

open access: yesMedicina
This work represents a significant contribution to understanding the importance of appropriately rounding numbers with minimal error. That is, to reduce inexact rounding and data truncation error and simultaneously eliminate unintentional misleading ...
Jimmy T. Efird
doaj   +2 more sources

Rounding errors and index numbers [PDF]

open access: yes, 1991
Economic indicators ; Consumer price indexes ; Time-series ...
Thomas A. Gittings
core   +1 more source

Over-deterministic method: The influence of rounding numbers on the accuracy of the values of Williams’ expansion terms [PDF]

open access: yesFracture and Structural Integrity, 2017
A study on the accuracy of the values of Williams’ expansion terms influenced by rounding numbers is presented. The results are presented taking into account a three-point bend single edge notched beam.
Vladimir Ruzicka   +2 more
doaj   +2 more sources

Goldilocks Rounding: Achieving Balance Between Accuracy and Parsimony in the Reporting of Relative Effect Estimates

open access: yesCancer Informatics, 2021
Researchers often report a measure to several decimal places more than what is sensible or realistic. Rounding involves replacing a number with a value of lesser accuracy while minimizing the practical loss of validity.
Jimmy T Efird
doaj   +1 more source

Rounding, stipulation and notation issues in measurement [PDF]

open access: yesInternational Journal of Metrology and Quality Engineering, 2013
In the context of measurement and of the definition of measurement units, a problem well known in computing science, the inherent propagation and accumulation of rounding errors throughout the intermediate steps of numerical calculation, is discussed in ...
Pavese F.
doaj   +1 more source

A Rigorous Extension of the Schönhage-Strassen Integer Multiplication Algorithm Using Complex Interval Arithmetic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2010
Multiplication of n-digit integers by long multiplication requires O(n^2) operations and can be time-consuming. In 1970 A. Schoenhage and V. Strassen published an algorithm capable of performing the task with only O(n log(n)) arithmetic operations over ...
Thomas Steinke, Raazesh Sainudiin
doaj   +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

Heaping at Round Numbers on Financial Questions: The Role of Satisficing

open access: yesSurvey Research Methods, 2017
Survey responses to quantitative financial questions frequently display strong patterns of heaping at round numbers. This paper uses two studies to examine variation in rounding across questions and by individual characteristics. Rounding was more common
Michael Gideon   +2 more
doaj   +1 more source

Numerical behavior of NVIDIA tensor cores [PDF]

open access: yesPeerJ Computer Science, 2021
We explore the floating-point arithmetic implemented in the NVIDIA tensor cores, which are hardware accelerators for mixed-precision matrix multiplication available on the Volta, Turing, and Ampere microarchitectures.
Massimiliano Fasi   +3 more
doaj   +2 more sources

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