Results 181 to 190 of about 75,227 (355)

Identifying Dolphin Whistle Producers With Deep Learning: Moving Beyond Signature Whistles

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT Bottlenose dolphins produce several types of whistle contours, including signature whistles, shared whistles, copies of conspecifics' signature whistles, and variant whistles. While signature whistles as individual identifiers are well studied, less has been demonstrated for identifying dolphins from non‐signature whistle types.
Brittany Jones   +2 more
wiley   +1 more source

Soft Metalens for Broadband Ultrasonic Focusing through Aberration Layers

open access: yesNature Communications
Aberration layers (AL) often present significant energy transmission barriers in microwave engineering, electromagnetic waves, and medical ultrasound. However, achieving broadband ultrasonic focusing through aberration layers like the human skull using ...
Erqian Dong   +11 more
doaj   +1 more source

Correction: Shaikh et al. Acoustic Propagation and Transmission Loss Analysis in Shallow Water of Northern Arabian Sea. J. Mar. Sci. Eng. 2024, 12, 2256

open access: yesJournal of Marine Science and Engineering
Errors in Figures [...]
Shahabuddin Shaikh   +6 more
doaj   +1 more source

Listening to Bryde's Whales With an Island Seismometer: Low‐Frequency Call Detection and Seasonal Patterns Revealed by Deep Learning

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Bryde's whales form a major coastal aggregation in the Beibu Gulf, China. Using 1 year of continuous island‐based seismic recordings from Xieyang Island, we established a large labeled data set of coastal Bryde's whale calls with more than 1.7 million samples.
Zhuo Xiao   +6 more
wiley   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Target Detection Using Underwater Acoustic Communication Links [PDF]

open access: yes
Underwater monitoring and surveillance systems are essential for underwater target detection, localization and classification. The aim of this work is to investigate the possibility of target detection by using data transmission between communication ...
Henson, Benjamin   +7 more
core   +1 more source

Acoustic Propagation and Transmission Loss Analysis in Shallow Water of Northern Arabian Sea

open access: yesJournal of Marine Science and Engineering
This study investigates acoustic propagation and transmission loss in shallow water at an unexplored site in the northern Arabian Sea near the Pakistan coastline using a normal mode theoretical framework.
Shahabuddin Shaikh   +6 more
doaj   +1 more source

Vacuum Formed Spherical Triboelectric Architecture Overcoming Direction Constraints for 3D‐Omnidirectional Ultrasonic Energy Receiving

open access: yesAdvanced Functional Materials, Volume 36, Issue 50, 22 June 2026.
First vacuum formed spherical triboelectric converter for 3D‐omnidirectional ultrasonic energy receiving, with configurable DC or pulse outputs for versatile applications. ABSTRACT Ultrasound‐driven triboelectric nanogenerators (UD‐TENGs) have emerged as promising ultrasonic energy converters for underwater and biomedical applications.
Yanqin Huang   +12 more
wiley   +1 more source

Deep Learning-Based Cyclic Shift Keying Spread Spectrum Underwater Acoustic Communication [PDF]

open access: gold, 2021
Yufei Liu   +6 more
openalex   +1 more source

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