Results 11 to 20 of about 184,736 (242)

High Accuracy MEMS Pressure Sensor Based on Quartz Crystal Resonator

open access: yesProceedings, 2017
This paper reports a high accuracy oil-filled MEMS absolute pressure sensor based on quartz crystal double-ended tuning fork (DETF) resonator, which is suitable for application in ocean, petroleum, meteorological, aerospace and spacecraft field, etc. The
J. Wang   +8 more
doaj   +1 more source

Study on the Activity Laws of Fishing Vessels in China’s Sea Areas in Winter and Spring and the Effects of the COVID-19 Pandemic Based on AIS Data

open access: yesFrontiers in Marine Science, 2022
Using AIS data to mine the dynamic characteristics of fishery resource exploitation helps to carry out scientific management of fishery and realize the sustainable development of marine resources. We proposed a framework that integrates multiple AIS data
Yanan Guan   +16 more
doaj   +1 more source

Movements and Diving Behavior of the Eastern North Pacific Offshore Killer Whale (Orcinus orca)

open access: yesFrontiers in Marine Science, 2022
The Pacific Offshore killer whale population is currently listed as data deficient on the IUCN Red List and Threatened in Canada. The population is estimated at 300 individuals with a range extending from Southern California to the Aleutian Islands in ...
Gregory S. Schorr   +6 more
doaj   +1 more source

Testing the consistency of wildlife data types before combining them: the case of camera traps and telemetry. [PDF]

open access: yes, 2014
Wildlife data gathered by different monitoring techniques are often combined to estimate animal density. However, methods to check whether different types of data provide consistent information (i.e., can information from one data type be used to predict
Popescu, Viorel   +2 more
core   +2 more sources

Night and Day: Diel Differences in Ship Strike Risk for Fin Whales (Balaenoptera physalus) in the California Current System

open access: yesFrontiers in Marine Science, 2019
Collisions with ships (ship strikes) are a pressing conservation concern for fin whales (Balaenoptera physalus) along western North America. Fin whales exhibit strong diel patterns in dive behavior, remaining near the surface for most of the night, but ...
Eric M. Keen   +5 more
doaj   +1 more source

An Improved Attack on the Basic Merkle–Hellman Knapsack Cryptosystem

open access: yesIEEE Access, 2019
Knapsack problem is a famous NP-complete problem, which is believed to be difficult to be solved even by a quantum computer. Hence, this type of cryptosystem is a good candidate for post-quantum cryptography.
Jiayang Liu, Jingguo Bi, Songyan Xu
doaj   +1 more source

Modeling Networked Telemetry

open access: yesComputers, 2021
This paper presents the modeling of the networks supporting today’s telemetry. The incorporation of networking features has significantly enhanced the capability and performance of modern telemetry systems.
Wondimu Zegeye   +4 more
doaj   +1 more source

More than pills: alternative adjunct therapies to improve comfort in hospitalised patients

open access: yesBMJ Open Quality, 2019
Discomfort in the hospitalised patient continues to be one of the healthcare system’s greatest challenges to positive patient outcomes. The patients’ ability to focus on healing is impaired by discomforts such as pain, nausea and anxiety.
Matthew Jones   +9 more
doaj   +1 more source

A Comprehensive Survey on UAV Communication Channel Modeling

open access: yesIEEE Access, 2019
Unmanned aerial vehicles (UAVs) have stroke great interested both by the academic community and the industrial community due to their diverse military applications and civilian applications.
Chaoxing Yan   +3 more
doaj   +1 more source

An Optimization Method for Satellite Data Structure Design Based on Improved Ant Colony Algorithm

open access: yesIEEE Access, 2023
The telemetry data structure is the embodiment of satellite telemetry format, the rationality and correctness of which determine the satellite telemetry capacity as well as transmission capability.
Jinchen Zhao, Mian Ye
doaj   +1 more source

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