Results 51 to 60 of about 7,281 (167)

Lectures on Randomized Numerical Linear Algebra

open access: yes, 2017
This chapter is based on lectures on Randomized Numerical Linear Algebra from the 2016 Park City Mathematics Institute summer school on The Mathematics of Data.Comment: To appear in the edited volume of lectures from the 2016 PCMI summer ...
Drineas, Petros, Mahoney, Michael W.
core   +1 more source

Speech Recognition with Cochlea‐Inspired In‐Sensor Computing

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 1, January 2026.
Traditional speech recognition methods rely on software‐based feature extraction that introduces latency and high energy costs, making them unsuitable for low‐power devices. A proof‐of‐concept demonstration is provided of a bioinspired tonotopic sensor for speech recognition that mimics the human cochlea, using a spiral‐shaped elastic metamaterial. The
Paolo H. Beoletto   +4 more
wiley   +1 more source

Efficient tomography with unknown detectors

open access: yes, 2017
We compare the two main techniques used for estimating the state of a physical system from unknown measurements: standard detector tomography and data-pattern tomography.
Hradil, Z.   +4 more
core   +1 more source

Predictive signal modeling and multi‐rate filtering in accelerated cardiac MRI

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 585-600, January 2026.
Abstract Purpose True real‐time cardiac MRI (CMR), necessary for capturing live cardiac dynamics and imaging irregular cardiac rhythms, remains challenging. In this article, we move toward real‐time CMR in multiple reconstruction frameworks via strategies to predict cardiac motion, improve computational efficiency, reduce artifacts, and preserve ...
Aaron D. Curtis   +6 more
wiley   +1 more source

Convergence analysis of a proximal Gauss-Newton method

open access: yes, 2011
An extension of the Gauss-Newton algorithm is proposed to find local minimizers of penalized nonlinear least squares problems, under generalized Lipschitz assumptions.
Salzo, Saverio, Villa, Silvia
core   +2 more sources

Lost in Translation: Harmonizing Terminology and Defining Mathematical Tools for Panel Optimization

open access: yesCytometry Part A, Volume 107, Issue 12, Page 793-816, December 2025.
ABSTRACT Spectral flow cytometry has evolved from a contentious idea into a mainstay of high‐parameter single‐cell analysis, yet its vocabulary (and the statistical reasoning behind it) remains a patchwork of overlapping, sometimes contradictory terms.
Bartek Rajwa, Mario Roederer
wiley   +1 more source

A Geometric Multigrid Solver for the Incompressible Navier–Stokes Equations Using Discretely Divergence‐Free Finite Elements in 3D

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 97, Issue 12, Page 1609-1622, December 2025.
In this paper, we consider the concept of discretely divergence‐free finite elements (DDFFE) based on the Rannacher–Turek finite element pair to efficiently solve the three‐dimensional incompressible Navier–Stokes equations. For this purpose, we first define a spanning set of DDFFE functions and then characterize a set of basis functions for arbitrary ...
Christoph Lohmann
wiley   +1 more source

Kalman Filtering with Unknown Noise Covariances [PDF]

open access: yes, 2006
Since it is often difficult to identify the noise covariances for a Kalman filter, they are commonly considered design variables. If so, we can as well try to choose them so that the corresponding Kalman filter has some nice form.
Nilsson, Martin
core   +1 more source

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