Results 1 to 10 of about 719,972 (277)

The Mann-Kendall-Sneyers test to identify the change points of COVID-19 time series in the United States. [PDF]

open access: yesBMC Med Res Methodol, 2022
Background One critical variable in the time series analysis is the change point, which is the point where an abrupt change occurs in chronologically ordered observations.
Chen X, Wang H, Lyu W, Xu R.
europepmc   +2 more sources

Evaluation of Temperature Parameters in Kayseri Province with CLIGEN

open access: yesJournal of New Results in Science, 2021
One of the critical consequences of climate change, expecting in the future but beginning to appear nowadays, is the increase in average earth temperatures.
Selma Kökçü   +4 more
doaj  

On the robustness of Mann-Kendall tests used to forecast critical transitions

open access: yes
26 pages including appendices, 10 figures, 2 ...
Gamot, Tristan   +2 more
openaire   +2 more sources

Roadway Crash Trend Analysis with Innovative Trend Analysis and Mann-Kendall Test

open access: yes, 2022
Following the national goal of crash reduction, the state of Louisiana set an ambitious goal of ‘Destination Zero Deaths’ (DZD), aiming to halve the number of fatalities and severe injuries by 2030. The goal of this study is to detect and quantify fatal and severe injury (FSI) trends in several DZD focus areas, including young drivers, alcohol ...
Hossain, Ahmed   +2 more
openaire   +1 more source

Trend analysis by Mann-Kendall test for precipitation and temperature for thirteen districts of Uttarakhand

open access: yesJournal of Agrometeorology, 2014
The present study is mainly concerned with the changing trends of rainfall and temperature of all the thirteen districts of the state Uttarakhand. The state lies on the southern slope of the Himalayan range and the climate and vegetation vary greatly with elevation, from the glaciers at the highest elevations to subtropical forests at lower elevations.
RESHU YADAV   +3 more
openaire   +2 more sources

Uzun Yıllık Sıcaklık Verilerindeki Değişim Trendinin Tarımsal Kuraklık Açısından Değerlendirilmesi: Çorlu Örneği

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2014
Bu araştırma kapsamında Tekirdağ-Çorlu ilçesine ait 1970-2010 yılları arasındaki uzun yıllık sıcaklık değerlerinin zamansal olarak değişim durumunun izlenmesi gerçekleştirilmiş ve elde edilen verilerin kuraklık gidişatı açısından değerlendirilmesi ...
M. Cüneyt BAĞDATLI   +3 more
doaj   +6 more sources

Folder 04- Mann Kendall Testing

open access: yes, 2018
Mann-Kendall (MK) tests were applied to determine if there was a statistically significant upward or downward trend over time.
Morgan Dicarlo, Julie Shortridge
core   +1 more source

Trends in Crop Reference Evapotranspiration and Climatological Variables Across Ceará State – Brazil

open access: yesRevista Brasileira de Meteorologia
Irrigation has a substantial share in total world water demand. At the global level, the withdrawal ratio for agriculture is 69 percent. Irrigation is necessary to compensate evapotranspiration (ET) deficit due to insufficient precipitation.
Virginia Ellen do Nascimento Paulino   +5 more
doaj   +1 more source

Climate Trends in Bom Jesus, soybean production region in Piauí

open access: yesRevista Geama, 2017
Climate is still the main responsible for soybean yield variations, exerting a limiting action on these agricultural systems. In the cerrado “savannah” of Bom Jesus, this crop has shown a growth in cultivated areas over the years, however, productivity ...
Layara Campelo Reis   +3 more
doaj  

Analysis of Stream Runoff Trends in the Blue Ridge and Piedmont of Southeastern United States

open access: yes, 2009
The purpose of the study was to examine the temporal trends of three monthly variables: stream runoff, rainfall and air temperature and to find out if any correlation exists between rainfall and stream runoff in the Blue Ridge and Piedmont provinces of ...
Kharel, Usha
core   +1 more source

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