Results 71 to 80 of about 10,496,278 (261)

Distributed Fusion Filtering in Networked Systems with Random Measurement Matrices and Correlated Noises

open access: yesDiscrete Dynamics in Nature and Society, 2015
The distributed fusion state estimation problem is addressed for sensor network systems with random state transition matrix and random measurement matrices, which provide a unified framework to consider some network-induced random phenomena.
Raquel Caballero-Águila   +2 more
doaj   +1 more source

Relationship between spatial and social phenotypes in an avian scavenger

open access: yesJournal of Animal Ecology, EarlyView.
A method is applied to distinguish interaction rates that would be expected given animals' movements from those that exceed expected values due to incidental contact. The relationship between space use and both observed and non‐incidental social network position varies between social situations.
Kaija Gahm   +5 more
wiley   +1 more source

A regression control chart for autocorrelated processes

open access: yes, 2014
In this study, we present a new regression control chart which is able to detect the mean shift in a production process. This chart is designed for autocorrelated process observations having a linearly increasing trend.
Karaoglan, Aslan Deniz   +1 more
core   +1 more source

A comparison of clustering approaches to create sites for occupancy models from opportunistic biodiversity surveys

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Opportunistic surveys, such as those archived by citizen science biodiversity inventory programs, can provide species observations over large spans of space and time. Like most biodiversity data, opportunistic reports suffer from imperfect detection of organisms, which can distort species distribution models used for science and natural ...
Nahian Ahmed   +4 more
wiley   +1 more source

Bias-Corrected Bootstrap Inference for Regression Models with Autocorrelated Errors [PDF]

open access: yes
A bootstrap bias-correction method is applied to statistical inference in the regression model with autocorrelated errors. It is found that this method substantially reduces small-sample size distortions relative to alternative methods proposed in the ...
Jae Kim
core  

Autocorrelated SPC for non-normal situations

open access: yes, 2005
The importance of statistical process control (SPC) techniques in quality improvement is well recognized in industry. However, most conventional SPC techniques have been developed under the assumption of independent, identically and normally distributed ...
Tsung, Fugee, Castagliola, Philippe
core   +1 more source

Packet dropping characteristics in a queue with autocorrelated arrivals

open access: yesJournal of Communications Software and Systems, 2008
This paper provides a detailed description of the packet dropping process connected with the buffer overflows in a network node. Namely, we show the formulas for the most important loss characteristics, both in the transient and the stationary regime and
Andrzej Chydzinski   +2 more
doaj  

After the Fire, Hope Springs Eternal: Movements and Body Condition of Hermann's Tortoises in a Devastated Landscape

open access: yesAnimal Conservation, EarlyView.
Rapid assessment of the delayed impacts of fires on endangered species is essential for accurately guiding conservation efforts. After the fire, surviving Hermann's tortoises (Testudo hermanni) showed only minor behavior alterations, and burnt habitats continued to provide them with essential resources.
Clément Guénier   +12 more
wiley   +1 more source

Continental‐wide prioritization of protected areas to address global and habitat‐specific goals for avian biodiversity conservation

open access: yesConservation Biology, EarlyView.
Abstract The United Nations and European Union have set ambitious conservation goals to halt and reverse declines in biodiversity by protecting 30% of land and sea areas by 2030. Effective conservation planning requires evidence‐based spatial prioritization to maximize the coverage of species within designated protected areas.
Yanjie Xu   +33 more
wiley   +1 more source

Five‐year assessment of wolf translocation to Isle Royale National Park, 2018–2023

open access: yesConservation Science and Practice, EarlyView.
The National Park Service used a variety of methods to monitor the success of a restored wolf population on Isle Royale National Park. Abstract Gray wolf (Canis lupus) translocation is a common approach for restoring ecological function through top‐down regulation.
Adia R. Sovie   +12 more
wiley   +1 more source

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