Results 61 to 70 of about 21,051 (188)

Microwave Sensor Technologies for Road Surface Classification: A Comprehensive Review

open access: yesIET Radar, Sonar & Navigation
This paper presents a comprehensive review of advancements in road surface classification technology utilising automotive microwave sensors, covering both active radar and passive radiometry, along with data analysis techniques.
Aleksandr Bystrov   +5 more
doaj   +1 more source

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

Diel vertical migration strategies of zooplankton in oligotrophic Russell Pond, New Hampshire [PDF]

open access: yes, 2014
Russell Pond is an ultra-oligotrophic lake with low chlorophyll a (1.9 mg L-1), total phosphorus (3.4 mg L-1), high Secchi Disk (10.4 m) and high light transmission (water coefficient of water, kw=0.33). Vertical migration of Chaoborus, Bosmina, Daphnia,
Dobe, Kelsey Ann
core   +1 more source

Local Angler Knowledge Reveals Declines in Fishing Quality for Black Bass in Lakes of Eastern Ontario

open access: yesFisheries Management and Ecology, Volume 33, Issue 3, Page 568-590, June 2026.
ABSTRACT Local ecological knowledge can be useful to assess data‐limited fisheries such as the Ontario Black Bass (Micropterus spp.) recreational fishery. We surveyed local anglers using the Life History Calendar approach to determine if there were perceived changes in fishing quality for Black Bass in eastern Ontario across different time periods. For
Joel Zhang   +8 more
wiley   +1 more source

Adaptive Resonance Associative Map: A Hierarchical ART System for Fast Stable Associative Learning [PDF]

open access: yes, 1992
This paper introduces a new class of predictive ART architectures, called Adaptive Resonance Associative Map (ARAM) which performs rapid, yet stable heteroassociative learning in real time environment.
Tan, Ah-Hwee
core   +1 more source

A Novel DOA Estimation Method for a Far-Field Narrow-Band Point Source via the Conventional Beamformer

open access: yesJournal of Marine Science and Engineering
Far-field narrow-band Direction-of-Arrival (DOA) estimation is a practical challenge in passive and active sonar applications. While the Conventional Beamformer (CBF) is a robust Maximum Likelihood Estimator (MLE), its precision is inherently constrained
Xuejie Dai, Shuai Yao
doaj   +1 more source

Trends in marine species distribution models: a review of methodological advances and future challenges

open access: yesEcography, Volume 2026, Issue 5, May 2026.
Correlative species distribution models (SDMs) are quantitative tools in biogeography and macroecology. Building upon the ecological niche concept, they correlate environmental covariates to species presence to model habitat suitability and predict species distributions.
Moritz Klaassen   +3 more
wiley   +1 more source

Sequential Classification Of Active Sonar Returns [PDF]

open access: yesOCEANS 92 Proceedings@m_Mastering the Oceans Through Technology, 2005
R.F. Dwyer, R.P. Radlinski
openaire   +1 more source

Seabed classification in the Gulf of Alaska from acoustic surveys using deep learning

open access: yesLimnology and Oceanography: Methods, Volume 24, Issue 5, May 2026.
Abstract High‐resolution mapping of seafloor habitats has wide applications for fisheries, conservation efforts, offshore infrastructure planning, mineral extraction, and scientific modeling. This study leverages existing widespread single‐beam acoustic data and machine learning to create habitat maps for the Gulf of Alaska at a spatial resolution of ...
Karuna Agarwal   +2 more
wiley   +1 more source

Architecting the cyberinfrastructure for National Science Foundation Ocean Observatories Initiative (OOI) [PDF]

open access: yes, 2016
The NSF Ocean Observatories Initiative (OOI) is a networked ocean research observatory with arrays of instrumented water column moorings and buoys, profilers, gliders and autonomous underwater vehicles (AUV) within different open ocean and coastal ...
Parashar, Manish, Rodero Castro, Iván
core  

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