Results 61 to 70 of about 5,545,929 (198)

Methods for trend analysis: Examples with problem/failure data [PDF]

Statistics are emphasized as an important role in quality control and reliability. Consequently, Trend Analysis Techniques recommended a variety of statistical methodologies that could be applied to time series data.
Church, Curtis K.
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Forecasting Mango and Citrus Production in Nigeria: A Trend analysis [PDF]

This paper provides the prediction of future production of citrus and mango in the medium term up to 2010. The prediction was based on the assumptions that past trends (area planted and yield) and existence of normal weather pattern will hold. Time trend
Salau, Adekunle Sheu, Yusuf, Sulaiman Adesina   +1 more
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Estimating the Creation and Removal Date of Fracking Ponds Using Trend Analysis of Landsat Imagery

, 2018
Hydraulic fracturing, or fracking, is a process of introducing liquid at high pressure to create fractures in shale rock formations, thus releasing natural gas.
Amos, John, Manthos, David, Platt, Rutherford V.   +2 more
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Predicting the Spread of a Pandemic Using Machine Learning: A Case Study of COVID-19 in the UAE

Applied Sciences
Pandemics can result in large morbidity and mortality rates that can cause significant adverse effects on the social and economic situations of communities.
Donthi Sankalpa, Salam Dhou, Michel Pasquier, Assim Sagahyroon   +3 more
doaj   +1 more source

Unraveling climate and human drivers of vegetation productivity dynamics in Yunnan Province, China: a structural equation modeling approach with empirical orthogonal function analysis

International Journal of Digital Earth
Vegetation net primary productivity (NPP) serves as a critical indicator of ecosystem health and carbon sequestration capacity in ecologically fragile mountainous regions.
Jun Ma, Jinliang Wang, Suling He, Jianpeng Zhang, Lanfang Liu, Xuzhen Zhong   +5 more
doaj   +1 more source

Time trends for the use of active surveillance and deferred treatment for localised prostate cancer in Sweden: a nationwide study

Scandinavian Journal of Urology
Objective: Active surveillance (AS) is recommended for low-risk and some favourable intermediate-risk prostate cancers, but criteria for AS and deferred treatment have changed over time. We assessed time trends for the use of AS and deferred treatment.
Jovana Maljkovic, Anna Bill-Axelson, Hampus Hållberg, Anders Berglund, Pär Stattin, Ola Bratt   +5 more
doaj   +1 more source

Cointegration Analysis in the Presence of Structural Breaks in the Deterministic Trend [PDF]

When analysing macro economic data it is often of relevance to allow for structural breaks in the statistical analysis. In particular cointegration analysis in the presence of structural breaks could be of interest.
Bent Nielsen
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Spatio-Temporal Analysis of Changes in the Iranian Summer Subtropical High-Pressure System from a Climate Change Perspective

Atmosphere
Climate change plays a significant role in altering the behavior of large-scale atmospheric systems, particularly the subtropical high-pressure systems relevant to the climate of Iran.
Mokhtar Fatahian, Zahra Hejazizadeh, Ali Reza Karbalaee, Hamed Shahidinia, Junye Wang   +4 more
doaj   +1 more source

Spatial-temporal analysis of hepatitis E in Hainan Province, China (2013-2022): insights from four major hospitals

Frontiers in Public Health
ObjectiveExploring the Incidence, Epidemic Trends, and Spatial Distribution Characteristics of Sporadic Hepatitis E in Hainan Province from 2013 to 2022 through four major tertiary hospitals in the Province.MethodsWe collected data on confirmed cases of ...
Zhi Yun, Panpan Li, Jinzhong Wang, Feng Lin, Wenting Li, Minhua Weng, Yanru Zhang, Huazhi Wu, Hui Li, Xiaofang Cai, Xiaobo Li, Xianxian Fu, Tao Wu, Tao Wu, Yi Gao   +14 more
doaj   +1 more source

Trend analysis in two standard growth models [PDF]

This paper analyzes the trend processes characterized by two standard growth models using simple econometrics. The first model is the basic neoclassical growth model that postulates a deterministic trend for output.
Restrepo Ochoa, Sergio I., Vázquez Pérez, Jesús   +1 more
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