نتایج جستجو برای: using mann â kendall graphical

تعداد نتایج: 3433541  

Journal: :Buildings 2022

Analyzing monitoring data efficiently is a classic problem in structural health monitoring. A nonparametric test method, the Mann–Kendall (MK) was implemented this study, which commonly used to detect monotonic trends series of environmental data. Using MK three types time were studied: stress measured concrete prism compression test, resultant force obtained from pseudostatic reinforced masonr...

Journal: :تحقیقات آب و خاک ایران 0
علی کلاهدوزان کارشناسی ارشد منابع آب دانشکدة کشاورزی دانشگاه تبریز یعقوب دین پژوه دانشیار منابع آب دانشکدة کشاورزی دانشگاه تبریز رسول میر عباسی نجف آبادی استادیار منابع آب دانشکدة کشاورزی دانشگاه شهرکرد اسماعیل اسدی استادیار منابع آب دانشکدة کشاورزی دانشگاه تبریز صابره دربندی استادیار منابع آب دانشکدة کشاورزی دانشگاه تبریز

a study of changes in groundwater resources of najafabad plain is an important issue asregards water resources management, especially after dry becoming of zayandehroodriver. in the present study trend analysis was conducted on groundwater level of 33piezometeric stations, located in najafabad plain during 1374-1391 while using mann-kendall non-parametric test. the slope of trend line was estim...

2013
Tanusree Deb Roy Kishore K. Das

One of the very important issues discussed in the recent two decades is climate change. Temperature is one of the indicative factors of climate change. The present research aimed at studying temporal variation in temperature over Guwahati, Tezpur, Dibrugarh (Mohanbari) and Silchar stations, Assam, India, during the period 1981–2010. Trends in annual and seasonal temperature series were analyzed...

2008
Hans Westman

We discuss quantum non-locality and contextuality using the notion of transition sets [1, 2]. This approach provides a way to obtain a direct logical contradiction with locality/non-contextuality in the EPRB gedanken experiment as well as a clear graphical illustration of what violations of Bell inequalities quantify. In particular, we show graphically how these violations are related to measur...

Wetlands as one of the most important and most valuable natural ecosystems in the world play an important role in filtering pollutants and reduce dust, creating a favorable microclimate, biodiversity and genetic and organic materials reservoirs. In central part of Iran, climatic and human factors have created significant differences between dry and wet surfaces of Gavkhooni wetland in recent de...

Journal: :Environmental Systems Research 2022

Abstract Temperature variability may have direct and indirect impacts on the environments of Accra Kumasi Metropolises in Ghana. This study analysed temperature trends both cities using in-situ measurements from one meteorological station 1986 to 2015. The indices were computed RClimdex package Expert Team Climate Change Detection Monitoring Indices (ETCCDMI). time series was pre-whitened befor...

Journal: :تحقیقات آب و خاک ایران 0
فرشاد فتحیان دانشگاه تربیت مدرس سعید مرید دانشگاه تربیت مدرس

global warming has brought about changes in meteorological variable time series. these changes, accompanied with serious human intervention in nature, has resulted in hydrological changes. so the effects can be tracked down by the trend of the time series. the purpose of this study is to analyze and compare the monthly and annual trends of temperature, precipitation as well as stream flow time ...

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