Results 61 to 70 of about 7,281 (167)

Topologically Optimized Intrinsic Brain Networks

open access: yesHuman Brain Mapping, Volume 46, Issue 17, 01 December 2025.
Using the innate topological information from referenced intrinsic brain networks, this paper presents a novel method for enhancing brain network images. We show that this technique increases the contrast‐to‐noise ratio while also enhancing the subject variability.
Noah Lewis   +4 more
wiley   +1 more source

Confidence Intervals in High-Dimensional Regression Based on Regularized Pseudoinverses

open access: yes, 2017
In modern data sets, the number of available variables can greatly exceed the number of observations. In this paper we show how valid confidence intervals can be constructed by approximating the inverse covariance matrix by a scaled Moore-Penrose ...
Boot, Tom, Nibbering, Didier
core   +1 more source

Movement detection in tunneling applications using new deformed point registration

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 30, Page 5991-6003, 19 December 2025.
Abstract Timely detection of ground movement is critical in geotechnical engineering to prevent failures that could result in loss of life or property damage. In tunneling applications, this task is commonly referred to as convergence monitoring, which has conventionally relied on geodetic instruments such as total stations, or, more recently, on ...
Anurak Puengrostham, Suttisak Soralump
wiley   +1 more source

Data‐driven dynamic mode decomposition framework for spatio‐temporal prediction of concrete chloride ingress

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 31, Page 6305-6323, 29 December 2025.
Abstract Prediction of concrete chloride ingress under varying environmental conditions is computationally demanding, particularly when mesostructural effects are considered. Uncertainties in service history and material properties further limit conventional models.
Yue Li, Miroslav Vořechovský
wiley   +1 more source

Monocular visual servo control of a quadcopter for crossing windows, doors, and corridors

open access: yesAsian Journal of Control, Volume 27, Issue 6, Page 2706-2723, November 2025.
Abstract This paper proposes a sequential visual servo control scheme for quadcopters, where the main goal is to drive a quadcopter to a desired pose while crossing windows, doors, or corridors using only visual feedback. This control scheme is composed of two stages that act in sequence: the approaching and pose regulation phases.
Carlos A. Toro‐Arcila   +2 more
wiley   +1 more source

Monotonicity and limit results for certain symmetric matrix-valued functions with applications in singular Sturmian theory

open access: yesApplied Mathematics in Science and Engineering
In this paper we study the monotonicity and limit properties at infinity of certain symmetric matrix-valued functions arising in the singular Sturmian theory of canonical linear differential systems.
Peter Šepitka, Roman Šimon Hilscher
doaj   +1 more source

OCReP: An Optimally Conditioned Regularization for Pseudoinversion Based Neural Training

open access: yes, 2015
In this paper we consider the training of single hidden layer neural networks by pseudoinversion, which, in spite of its popularity, is sometimes affected by numerical instability issues.
Cancelliere, Rossella   +3 more
core   +1 more source

Multivariate Normal Distribution Method for a Virtual Cerebral Arterial Population

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, Volume 41, Issue 11, November 2025.
A simple multivariate normal distribution (MVND) method for generating a population of distributed virtual arteries with multiple geometric features was developed. The distribution of geometric features in virtual arteries represents the distribution in real arteries. ABSTRACT Recently, the concept of a virtual population (Vpop) has attracted attention
Kazuyoshi Jin   +6 more
wiley   +1 more source

Optimal control theory with arbitrary superpositions of waveforms

open access: yes, 2014
Standard optimal control methods perform optimization in the time domain. However, many experimental settings demand the expression of the control signal as a superposition of given waveforms, a case that cannot easily be accommodated using time-local ...
Ankerhold, Joachim   +3 more
core   +1 more source

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