Results 131 to 140 of about 109,797 (269)

An Agent-Based Framework to Support Adaptive Hypermedia

open access: yes, 2002
The field of adaptive hypermedia is a little over a decade old. It has a rich history in a range of fields such as artificial intelligence, user modelling, intelligent tutoring systems and hypertext.
Bailey, Christopher P.   +1 more
core  

Adaptive Observer for Coupled Wave PDE and Infinite ODE With Sampled Data and Unknown Input: Application to Brain Hemodynamics Estimation

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This article proposes a convergent adaptive observer for a damped wave PDE and an infinite‐dimensional ODE coupled in cascade using sampled‐in‐space ODE state measurements. The proposed observer estimates the distributed states of the PDE and ODE along with unknown PDE parameters and spatial input.
Zehor Belkhatir   +2 more
wiley   +1 more source

Usable Adaptive Hypermedia Systems

open access: yes, 2004
Adaptive interfaces have received a lot of criticism as adaptation and automatic assistance contradict with the principles of direct-manipulation interfaces.
M. C. Schraefel   +3 more
core  

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

A Robust Adaptive Filtering Framework for Smartphone GNSS/PDR-Integrated Positioning. [PDF]

open access: yesMicromachines (Basel)
Geng J   +7 more
europepmc   +1 more source

Multivariate and Online Prediction of Closing Price Using Kernel Adaptive Filtering. [PDF]

open access: yesComput Intell Neurosci, 2021
Mishra S   +6 more
europepmc   +1 more source

Adaptive Filtering

open access: yes, 1995
This chapter presents a computationally efficient technique for adaptive filtering of n-dimensional  signals.The approach is based on the local signal description given by the orientation tensor discussed in Chapter 6.
Haglund, Leif,, Knutsson, Hans,
core  

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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