Results 21 to 30 of about 584,789 (249)

Estimation of Ordinary Kriging Method with Jackknife Technique on Rainfall Data in Malang Raya

open access: yesInternational Journal on Information and Communication Technology (IJoICT), 2022
Geostatistics is a science that focuses on spatial data. In geostatistics, there is an estimation method to handle variables whose values ​​vary with the change in location or place, which are called regionalized variables. The estimation method used
Novia Nur Rohma
semanticscholar   +1 more source

An Improved Coastal Marine Gravity Field Based on the Mean Sea Surface Height Constraint Factor Method

open access: yesRemote Sensing, 2022
Construction of a high spatial resolution and high precision marine gravity field in coastal areas is constrained by the low quality and sparse coverage of altimetry data, except for limited shipborne and airborne gravity surveys. To address this problem,
Wensong Zhang, Jianguo Yan, Fei Li
doaj   +1 more source

Assessment of Groundwater Quality Spatial Distribution and Appointment Optimize Network of Shahrkord Plain Aquifer Using Geostatistical Methods [PDF]

open access: yesپژوهش‌های آبخیزداری, 2019
As the most valuable natural resources, protection and management of groundwater is vital. One of the best ways to protect groundwater resources is monitoring groundwater quality spatial variationsand then managing the water resources exploitations and ...
Mehdi Abdollahi Mansourkhani   +3 more
doaj   +1 more source

Synthetic TEC Mapping with Ordinary and Universal Kriging [PDF]

open access: yes2007 3rd International Conference on Recent Advances in Space Technologies, 2007
Spatiotemporal variations in the ionosphere affects the HF and satellite communications and navigation systems. Total Electron Content (TEC) is an important parameter since it can be used to analyze the spatial and temporal variability of the ionosphere.
Sayin, I., Arikan, F., Arikan, O.
openaire   +3 more sources

Spatial Prediction of Real Sulfur Data Using the Ordinary Kriging Technique and Lognormal Kriging [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2022
This research deals with the spatial prediction process in order to obtain the optimal prediction when the data are distributed normally. In this paper, we used the ordinary kriging technique and the lognormal kriging after taking the logarithm of the ...
Najla Sedek
doaj   +1 more source

Review of the Kriging Technique Applications to Groundwater Quality

open access: yesJournal of Engineering, 2021
Kriging, a geostatistical technique, has been used for many years to evaluate groundwater quality. The best estimation data for unsampled points were determined by using this method depending on measured variables for an area.
Hayat Azawi, May Samir Saleh
doaj   +1 more source

Analysis of groundwater table variability and trend using ordinary kriging: the case study of Sylhet, Bangladesh

open access: yesApplied Water Science, 2021
Many developing countries experience widespread groundwater declination. Sustainable management actions include generation of an accurate groundwater distribution based on an extensive groundwater monitoring network which is often cost prohibiting in the
K. Hasan   +3 more
semanticscholar   +1 more source

Comparison of Cohesion (c’), and Angle of Internal Friction (Ф’) Distribution in Highland Area of Kundasang by using Ordinary Kriging and Simple Kriging. [PDF]

open access: yesGeological Behavior, 2007
The objective of the research is to determine the distribution of cohesion (c’), and angle of internal friction (Ф’) values for the highland area of Kundasang, Sabah by using kriging.
Mohd. Radzif. Taharin, Rodeano Roslee
doaj   +1 more source

PERBANDINGAN INTERPOLASI SPASIAL DENGAN METODE ORDINARY DAN ROBUST KRIGING PADA DATA SPASIAL BERPENCILAN (Studi Kasus: Curah Hujan di Kabupaten Karangasem)

open access: yesE-Jurnal Matematika, 2012
Kriging as optimal spatial interpolation can produce less precise predictive value if there are outliers among the data. Outliers defined as extreme observation value of the other observation values that may be caused by faulty record keeping, improper ...
NI MADE SUMA FRIDAYANI   +2 more
doaj   +1 more source

Application of geostatistical tools to assess geological uncertainty for Sinquyen Copper mine, Vietnam

open access: yesГорные науки и технологии, 2016
Geostatistics-based estimators, i.e. ordinary kriging and simple kriging, are state-of-the-art estimation techniques widely used in the mining industry.
Ngoc Luan Mai, Xuan Nam Bui
doaj   +1 more source

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