Results 151 to 160 of about 1,533 (240)

Exploring complex phenomena in fluid flow and plasma physics via the Schrödinger-type Maccari system. [PDF]

open access: yesSci Rep
Abbas N   +6 more
europepmc   +1 more source

Securing the Unseen: A Comprehensive Exploration Review of AI‐Powered Models for Zero‐Day Attack Detection

open access: yesExpert Systems, Volume 43, Issue 3, March 2026.
ABSTRACT Zero‐day exploits remain challenging to detect because they often appear in unknown distributions of signatures and rules. The article entails a systematic review and cross‐sectional synthesis of four fundamental model families for identifying zero‐day intrusions, namely, convolutional neural networks (CNN), deep neural networks (DNN ...
Abdullah Al Siam   +3 more
wiley   +1 more source

A New Local Perimeter Control Approach to Minimum Length Scale in Topology Optimization

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 4, 28 February 2026.
ABSTRACT This work presents a novel framework for enforcing minimum length‐scale constraints in topology optimization, a fundamental challenge for ensuring manufacturable designs. Two complementary methodologies are proposed. The first, and primary, approach is based on local perimeter control, which regulates the amount of perimeter within localized ...
Jose A. Postigo   +3 more
wiley   +1 more source

Irreversible Transitions of the Ocean Circulation in Antarctic Ice‐Shelf Cavities

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Ice shelves fringing the Antarctic continent experience low or high basal melt rates depending on local shelf conditions, ocean circulation and intensity of ice‐sea‐air exchanges. Recent studies have uncovered potential cold‐to‐warm transitions in specific ice‐shelf cavities, which could lead to a dramatic increase in sea‐level rise.
Louis Saddier   +3 more
wiley   +1 more source

Observations and Modeling of the Longest‐Recorded Delayed Sprite

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Transient luminous events (TLEs), such as sprites, have been investigated via observations and simulations for decades. Recent TLE research has focused on effects leading to the delay of a sprite from its parent lightning flash. Here we investigate a sprite with by far the longest recorded delay to date, a delay of almost a full second (916.6 ±
Y. Yair   +10 more
wiley   +1 more source

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