Results 61 to 70 of about 169,157 (233)

Bivariate binomial autoregressive models [PDF]

open access: yes, 2014
This paper introduces new classes of bivariate time series models being useful to fit count data time series with a finite range of counts. Motivation comes mainly from the comparison of schemes for monitoring tourism demand, stock data, production and ...
Isabel Pereira   +7 more
core   +1 more source

Landscape drivers of scaled quail occurrence across a broad spatiotemporal scale: implications for habitat management

open access: yesThe Journal of Wildlife Management, EarlyView.
Combining large‐scale avian surveys with remote sensing products revealed landscape variables that likely limit scaled quail occurrence at the ecoregion scale in Texas. Promoting management practices that address ecoregion‐specific limiting factors may be key to averting further declines.
Benjamin W. Hoose   +5 more
wiley   +1 more source

Generalized Binomial Trees [PDF]

open access: yes
We consider the problem of consistently pricing new options given the prices of related options on the same stock. The Black-Scholes formula and standard binomial trees can only accommodate one related European option which then effectively specifies the
Jackwerth, Jens Carsten
core  

Superior Labial Artery Flap for Septal Perforation Repair: The Boxer's Flap

open access: yesThe Laryngoscope, EarlyView.
The nasal floor flap, or Boxer's flap, is an anteriorly pedicled, superior labial artery–based mucosal flap that provides excellent closure rates in septal perforation repair when traditional septal flaps are not feasible. The schematic shows: (A) preoperative perforation, (B) nasal floor flap elevation (with the pedicle maintained at the inferior ...
Nicholas J. Campion   +5 more
wiley   +1 more source

Bivariate Poisson Generalized Lindley Distributions and the Associated BINAR(1) Processes

open access: yesAustrian Journal of Statistics
This paper proposes new bivariate distributions based on the Poisson generalized Lindley distribution as marginal. These models include the basic bivariate Poisson generalized Lindley (BPGL) and the Sarmanov-based bivariate Poisson generalized Lindley ...
Irshad Muhammed Rasheed   +4 more
doaj   +1 more source

Confocal Ex Vivo Margin Assessment in Transoral Laser Cordectomy: A Pilot Diagnostic Accuracy Study

open access: yesThe Laryngoscope, EarlyView.
ABSTRACT Objectives Margin assessment in transoral laser microsurgery (TLM) for glottic squamous cell carcinoma is challenging due to specimen size, fragmentation, and artifacts. This study evaluated the feasibility and preliminary diagnostic performance of the Histolog Scanner, an ultra‐fast ex vivo confocal microscopy system, for intraoperative ...
Chiara Alberti   +9 more
wiley   +1 more source

A Semiparametric Empirical Likelihood Estimation Method for Mixed Integer-Valued Autoregressive Model

open access: yesAxioms
This paper investigates a first-order mixed integer-valued autoregressive model based on the binomial thinning operator. The proposed MINAR(1) model allows the count process to evolve under heterogeneous autoregressive mechanisms and therefore provides ...
Qi Li   +3 more
doaj   +1 more source

Comparison of energy-wood and pulpwood thinning systems in young birch stands [PDF]

open access: yes, 2011
In early thinnings, a profitable alternative to pulpwood could be to harvest whole trees as energy-wood. In theoretical analyses, we compared the extractible volumes of energy-wood and pulpwood, and their respective gross values in differently aged ...
Kroon, Anders   +12 more
core   +1 more source

Pathways to care in pinyon–juniper woodlands: Insights from Indigenous‐led monitoring and a public survey

open access: yesPeople and Nature, EarlyView.
Abstract Conservation decisions often require navigating tensions among ecological, cultural, economic and social priorities. While debates frequently centre on single‐species outcomes, less is known about how care for landscapes may contribute to co‐stewardship.
Diana S. Macias   +22 more
wiley   +1 more source

Management and incipient domestication of Chamaedorea tepejilote in agroforestry systems in Mexico

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Native wild plants are key elements in addressing global biodiversity loss and supporting sustainable food systems. We investigated how rural communities in Mexico manage Chamaedorea tepejilote, a wild palm with edible male inflorescences, by combining ethnobotanical, genetic, morphological and ecological approaches.
Viviana Andrade   +7 more
wiley   +1 more source

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