New 307 kHz acoustic tags show how far small fish can be tracked in a lake
A field test in a small Ontario lake found that high-frequency 307 kHz acoustic tags remain detectable over tens to ...
Tag: acoustic
Monopile acoustic shadows cut receiver detections but still aid fish tracking
A field study at an offshore wind monopile found that acoustic shadowing reduced an obstructed receiver's contribution by about 19 ...
Dynamic spectral features stabilize Japanese vowel recognition across whisper and normal voice
A study of Japanese vowels finds that dynamic spectral features derived from Vowel Inherent Spectral Change discriminate vowels more consistently ...
Footstep Sounds Could Identify People, But Microphone Distance and Footwear Complicate It
An experimental study in Cluster Computing shows that footwear variety, microphone distance, and sample length shape how well people can ...
Birdsong and Water: Why Quieter Cities Are Not Necessarily More Comfortable
For decades, the fight against urban noise has followed a simple logic: measure the decibels, set legal limits, and push ...
Pilot model shows 22 dB acoustic reduction after corridor retrofit
A controlled pilot-model comparison found a 22.0 dB mean reduction in indicated sound level after an acoustic retrofit, but the ...
Research report: Molecular and acoustic evidence for large-scale underestimation of frog species diversity on New Guinea
A study combining mitochondrial DNA and frog-call analysis identified 190 candidate species across New Guinea and neighbouring islands and estimated ...
Systematic review and German field case study assess acoustic monitoring for invasive animals
A systematic review of 26 studies and a German field case study found that validated passive acoustic monitoring confirmed invasive ...
AI-tuned acoustic metamaterial silences electric motor noise below 2000 Hz
Researchers in Shanghai have designed a multi-resonator acoustic metamaterial package that blocks electric motor noise below 2000 Hz, using a ...
Beluga Whales Go Silent as First Cargo Ship Approaches Churchill Estuary
The first passive acoustic survey of the Churchill River estuary captures beluga vocal behavior under near-natural conditions, revealing tidal and ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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