Tech Xplore

Researchers discover a smarter way to solve vehicle routing problems using adaptive swarm learning

Combinatorial optimization problems are often encountered in real-world applications, including logistics, scheduling and ...

Reading the room’s magnetic personality: New algorithm cuts indoor positioning error by nearly half

FAYETTEVILLE, GA, UNITED STATES, June 23, 2026 /EINPresswire.com/ -- Imagine navigating a sprawling subway system or a ...

Layered ocean sound speed model improves acoustic seafloor positioning precision

FAYETTEVILLE, GA, UNITED STATES, June 23, 2026 /EINPresswire.com/ -- GNSS-A positioning, which combines satellite ...
IEEE

Stealthy Backdoor Attack in Federated Learning via Adaptive Layer-Wise Gradient Alignment

Abstract: The distributed nature of federated learning exposes it to significant security threats, among which backdoor attacks are one of the most prevalent. However, existing backdoor attacks face a ...
The Lancet

Urban-rural disparities in heatwave effects on under-5 mortality in China, 2009–2019: a nationwide case-crossover study

Rural children in China are exposed to higher risks of heat-related mortality than their urban peers, especially during ...
IEEE

A New Fast Sparse Unmixing Algorithm Based on Adaptive Spectral Library Pruning and Nesterov Optimization

Abstract: In recent years, hyperspectral sparse unmixing (HSU) has garnered extensive research and attention due to its unique characteristic of not requiring the estimation of endmembers and their ...