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JSTOR Daily9mon

Numerical Integration for Linear Sums of Exponential Functions

The purpose of the Institute of Mathematical Statistics (IMS) is to foster the development and dissemination of the theory and applications of statistics and probability. The Institute was formed at a ...
IEEE13y

Numerical integration of Sommerfeld integrals based on singularity extraction techniques and double exponential-type quadrature formulas

Abstract: A direct integration algorithm for the evaluation of Sommerfeld integrals is presented. This algorithm does not require the deformation of the integration path to avoid spectral ...
Scientific Research Publishing8mon

Abrarov, S.M., Siddiqui, R., Jagpal, R.K. and Quine, B.M. (2021) A Rational Approximation of the Fourier Transform by Integration with Exponential Decay Multiplier. Applied ...

ABSTRACT: The exponential transform or modified Fourier transform is an integral transform where the Kernel function is K a ( ξ,t )= a −iξt , and a∈] 1,+∞ [ . This is a general case of the Fourier ...
snmjournals.org6mon

An International Study of Factors Affecting Variability of Dosimetry Calculations, Part 4: Impact of Fitting Functions in Estimated Absorbed Doses

Journal of Nuclear Medicine February 2025, jnumed.124.268612; DOI: https://doi.org/10.2967/jnumed.124.268612 A key challenge in advancing RPTs is variability in AD ...
IEEE1y

Leveraging Mixed Precision in Exponential Time Integration Methods

Abstract: The machine learning explosion has created a prominent trend in modern computer hardware towards low precision floating-point operations. In response, there have been growing efforts to use ...