Results 11 to 20 of about 101,601 (232)

Infra-estrutura verde: uma estratégia paisagística para a água urbana

open access: yesPaisagem e Ambiente, 2008
Este artigo apresenta as diversas tipologias de espaços tratados paisagisticamente, as quais estão sendo aplicadas como parte da infra-estrutura verde das principais cidades dos estados americanos de Oregon e Washington, bem como na província canadense ...
Nathaniel S. Cormier   +1 more
doaj   +1 more source

Prediction of direct normal irradiation using a new empirical sunshine duration-based model

open access: yesRevue des Énergies Renouvelables, 2023
In this work, we are interested in presenting a new approach allowing us to express the Direct Normal solar Irradiation (DNI) according to the sunshine duration essentially.
Abdelatif Takilalte   +3 more
doaj   +1 more source

A genetic validation study reveals a role of vitamin D metabolism in the response to interferon-alfa-based therapy of chronic hepatitis C [PDF]

open access: yes, 2012
Background: To perform a comprehensive study on the relationship between vitamin D metabolism and the response to interferon-α-based therapy of chronic hepatitis C.
Badenhoop, Klaus   +20 more
core   +6 more sources

Estimating Forest Stock Volume in Hunan Province, China, by Integrating In Situ Plot Data, Sentinel-2 Images, and Linear and Machine Learning Regression Models

open access: yesRemote Sensing, 2020
The forest stock volume (FSV) is one of the key indicators in forestry resource assessments on local, regional, and national scales. To date, scaling up in situ plot-scale measurements across landscapes is still a great challenge in the estimation of ...
Yang Hu   +11 more
doaj   +1 more source

HEPATITIS C VIRUS – FROM UNKNOWN VIRUS TO A CURABLE DISEASE [PDF]

open access: yesRomanian Journal of Infectious Diseases, 2019
The infection with hepatitis C virus has drawn attention to researchers from 1970. Nowadays, hepatitis C virus infection is a global public health issue, affecting approximately 3% of the global population. Experimental models provided vital data on the
Raluca Mihaela Dirtu   +5 more
doaj   +1 more source

Estimated Economic Growth Rate Based on Efek Decrease in PPKM Level Using Support Vector Regression Method

open access: yesJournal of Information Systems and Informatics, 2022
Economic growth is a change in economic conditions towards a better level. An increase in the value of income and production will affect the condition of a country.
Daniel Setyo Cahyo Utomo, Adi Nugroho
doaj   +1 more source

A Research on the Simultaneous Localization Method in the Process of Autonomous Underwater Vehicle Homing with Unknown Varying Measurement Error

open access: yesApplied Sciences, 2019
We propose an acoustic-based framework for automatically homing an Autonomous Underwater Vehicle (AUV) to the fixed docking station (F-DS) and mobile docking station (M-DS).
Lingyan Dong   +4 more
doaj   +1 more source

Volatility Modelling Using Hybrid Autoregressive Conditional Heteroskedasticity (ARCH) - Support Vector Regression (SVR) [PDF]

open access: yes, 2015
High fluctuations in stock returns is one problem that is considered by the investors. Therefore we need a model that is able to predict accurately the volatility of stock returns.
Hoyyi, Abdul, Tarno, Tarno, Yasin, Hasbi
core   +3 more sources

Research on experimental tests and prediction models of thermal conductivity of freezing-thawing soil in the Kunlun Mountains

open access: yesShuiwen dizhi gongcheng dizhi, 2021
In order to explore the basic laws of freezing and thawing soil in the Qinghai-Tibet Engineering Corridor in the Kunlun Mountains area, the coefficient of thermal conductivity of 349 groups of drilling frozen soil samples and 245 groups of thawing soil ...
Zhiyun LIU   +3 more
doaj   +1 more source

Incorporating weather information into real-time speed estimates: comparison of alternative models [PDF]

open access: yes, 2013
Weather information is frequently requested by travelers. Prior literature indicates that inclement weather is one of the most important factors contributing to traffic congestion and crashes.
Basak D.   +3 more
core   +1 more source

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