Results 1 to 10 of about 341,053 (306)

مدلسازی ساختار وابستگی نقدشوندگی و بازدهی پرتفوی با داده‌های طی‌روز در بورس تهران با رویکرد ACP-GARCH-High Dimension Vine Copula [PDF]

open access: yesراهبرد مدیریت مالی, 2021
‌این تحقیق با ‌استفاده از داده‌های ‌۱۵ سهم از ۷ گروه صنعتی مختلف در بازه ‌‌۵ دقیقه‌ای طی‌روز ‌در ‌سال ۱۳۹۸ به ارائه مدلی برای ساختار وابستگی نقدشوندگی و بازدهی سبدی از سهام ‌در بورس اوراق بهادار تهران پرداخته است. در این راستا، به علت پیچیدگی‌های ناشی از
سیده فاطمه حسینی   +2 more
doaj   +1 more source

Adequabilidade de um índice de qualidade da água para o rio Camaquã/RS [PDF]

open access: yesRevista DAE, 2020
A avaliação isolada das variáveis limnológicas visando ao monitoramento de um manancial não permite obter uma visão global da dinâmica que ocorre no corpo hídrico. Diante disso, esse trabalho teve como objetivo adequar um Índice de Qualidade de Água para
Luana Nunes Centeno   +3 more
doaj   +1 more source

Bebida alcohólica a base de aguaymanto (Physalis peruviana) y tomate de árbol (Solanum betaceum): Caracterización química y sensorial

open access: yesAgroindustrial Science, 2022
El aguaymanto (Physalis peruviana) y el tomate de árbol (Solanum betaceum), poseen componentes bioactivos, que abren la posibilidad de buscar nuevas formas de industrializarlos.
Liseth Mejía-Bustamante   +4 more
doaj   +1 more source

COMPARISON BETWEEN THE PETRIFILM™ AND THE CONVENTIONAL METHODS FOR ENUMERATING AEROBIC BACTERIA AND E.COLI IN LOCALLY PRODUCED SOFT CHEESE IN BAGHDAD [PDF]

open access: yesBasrah Journal of Veterinary Research, 2013
The main objectives of the present study were to compare the petrifilm TM Aerobic count plates (ACP) with conventional standard plate count (SPC) for enumerating aerobic bacteria and secondly to compare the petrifilm TM coliform count plates (CCP) with ...
Zina Saab khudhir   +2 more
doaj   +1 more source

ANÁLISE DE COMPONENTES PRINCIPAIS PARA VERIFICAR RELAÇÃO ENTRE VARIÁVEIS METEOROLÓGICAS E A CONCENTRAÇÃO DE MP10

open access: yesHolos, 2020
Avaliar o comportamento das variáveis meteorológicas no contexto de poluição do ar é imprescindível, pois sabe-se que as primeiras estão diretamente relacionadas com o comportamento dos poluentes atmosféricos.
Danilo Covaes Nogarotto   +2 more
doaj   +1 more source

La croissance économique au Sénégal est-elle inclusive?

open access: yesRevue Internationale des Économistes de Langue Française, 2022
Au Sénégal, en dépit des résultats relativement appréciables depuis la dévaluation du franc CFA avec des taux supérieurs à 6% depuis 2014 (sauf pour 2020 qui correspond à la récession due à la COVID-19), la croissance économique n'est pas assez ressentie
Souleyman Mbaye, Souleymane Diallo
doaj   +1 more source

Optimization of fatigue life in laminated composite plates

open access: yesCurved and Layered Structures, 2022
With the development of fiber technology on which the composite materials depend mainly was necessary to improve the rigidity, durability, and heat transfer in the areas of heating and cooling technologies.
Ahmed Bassam Ali
doaj   +1 more source

平行夏尔希里:生态资源智能管护及其可持续发展新途径

open access: yes智能科学与技术学报, 2023
新疆夏尔希里自然保护区是一处珍稀生物资源与无法估量的生态价值共融的自然瑰宝,被誉为“中国最后的净土”和“珍稀的天然基因库”。为确保这一自然宝库的可持续发展,提出了“平行夏尔希里”概念,以智能化手段全方位助力其生态资源的精细化管理。核心思想是利用描述智能建立高精度模型,通过预测智能分析生态系统变化,借助引导智能科学地制定保护策略。探索了通过智能科技建立自然保护区管理与应用的新模式,以期推动保护区及其珍贵生物资源的可持续发展。
皮佩定, 倪清桦, 杨静, 康孟珍, 李宣昊, 杜应昆, 王飞跃
doaj   +1 more source

BIOLOGICAL BEHAVIOR OF SIX CULTIVARS OF Tithonia diversifolia (Helms.) A. Gray

open access: yesTropical and Subtropical Agroecosystems, 2021
Background: Climate change, anthropic factor and non-compliance with livestock technologies are factors that modify ecosystems and biodiversity, which leads to the adoption of productive alternatives based on shrub species.
Walter Fernando Vivas-Arturo   +4 more
doaj   +1 more source

How to increase public participation in advance care planning: findings from a World Café to elicit community group perspectives

open access: yesBMC Public Health, 2019
Background In 2014, Alberta, Canada broke new ground in having the first provincial healthcare policy and procedure for advance care planning (ACP), the process of communicating and documenting a person’s future healthcare preferences.
Patricia D. Biondo   +5 more
doaj   +1 more source

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