Results 21 to 30 of about 1,083,043 (187)

Perfil dos bolsistas de produtividade do Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) na área de Medicina Veterinária

open access: yesPesquisa Veterinária Brasileira, 2013
No presente estudo, submeteram-se dados da população de bolsistas de produtividade do Comitê de Medicina Veterinária do Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) ao cálculo de índices cientométricos, em um esforço para avaliar ...
Fernando Rosado Spilki
doaj   +1 more source

Características tecnológicas da fibra do algodão herbáceo em resposta a irrigação. [PDF]

open access: yes, 2011
O objetivo deste trabalho foi avaliar o efeito da aplicação de lâminas de irrigação (474,7; 405,2; 360,2 e 315,2 mm) sobre as características tecnológicas da fibra do algodão herbáceo (comprimento de fibra, uniformidade de comprimento de fibra, índice de
ANDRADE JUNIOR, A. S. de   +3 more
core  

On subset least squares estimation and prediction in vector autoregressive models with exogenous variables

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract We establish the consistency and the asymptotic distribution of the least squares estimators of the coefficients of a subset vector autoregressive process with exogenous variables (VARX). Using a martingale central limit theorem, we derive the asymptotic normal distribution of the estimators. Diagnostic checking is discussed using kernel‐based
Pierre Duchesne   +2 more
wiley   +1 more source

Enfoque alternativo al análisis de errores de despolarización en el algoritmo de Grover [PDF]

open access: yes, 2015
En este artículo, se analizó el efecto de introducir ruido al algoritmo de Grover, modelado como ruido total de despolarización de canal (TDCh) y como ruido local de despolarización de canal (LDCh), utilizando un índice que caracteriza la propagación de ...
Buksman Hollander, Efrain   +3 more
core  

Hidden Markov graphical models with state‐dependent generalized hyperbolic distributions

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract In this article, we develop a novel hidden Markov graphical model to investigate time‐varying interconnectedness between different financial markets. To identify conditional correlation structures under varying market conditions and accommodate shape features embedded in financial time series, we rely upon the generalized hyperbolic family of ...
Beatrice Foroni   +2 more
wiley   +1 more source

Stagewise crop yield prediction with multisource functional indices

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract Index insurance design involves integrating weather data, soil moisture, phenology information, and satellite imagery, which presents challenges in data fusion. This article addresses the modelling of multisource functional indices of varying lengths by constructing a stagewise ensemble of sequential models.
Jing Zou, Ostap Okhrin
wiley   +1 more source

Transparência financeira do sector empresarial local: informação disponibilizada nos sítios web [PDF]

open access: yes, 2011
O objectivo deste trabalho é analisar a informação institucional, previsional e financeira que as entidades do Sector Empresarial Local disponibilizam nos seus sítios web, a visibilidade dessa informação e o formato em que é disponibilizada.
Jorge, Susana Margarida   +3 more
core  

Mulching Increases Water Use Efficiency, Production and Profitability in Forage Cactus–Maize Intercropping Systems

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This study evaluated the growth, forage production, soil water balance, water indices, biological efficiency and competitive capacity of forage cactus and maize in monoculture and intercropping, with or without mulch. The experiment was conducted in Serra Talhada, Pernambuco, Brazil, using the cactus clone ‘Orelha de Elefante Mexicana’ (OEM ...
Kaique Renan da Silva Salvador   +13 more
wiley   +1 more source

CONSTRUCCION DE UN INDICE DE ATRACTIVIDAD ECONOMICA EN ANALISIS TERRITORIAL MULTIESCALA [PDF]

open access: yes, 2018
Las problemáticas actuales de integración, cooperación y/o competencia económica promueven la búsqueda de ejes de reflexión pertinentes sobre la capacidad de los territorios a desarrollar estrategias de atracción.
Hernández Zavala, Ivonne Betsabe   +2 more
core  

Do Policy Capacities Matter for Federal Policy Design? Evidence From the Implementation of Three Social Policies in Brazil

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT Bringing together the literature on policy design, policy capacity and policy making in multilevel systems, this paper argues that the effectiveness of policy design in federal countries depends, ceteris paribus, on the adequacy of federal and local policy capacities.
Giliberto Capano   +1 more
wiley   +1 more source

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