Comparison between ordinary kriging (OK) and inverse distance weighted (IDW) based on estimation error. Case study: Dardevey iron ore deposit, NE Iran

S Shahbeik, P Afzal, P Moarefvand… - Arabian Journal of …, 2014 - Springer
Estimation of mineral resources and reserves with low values of error is essential in mineral
exploration. The aim of this study is to compare inverse distance weighted (IDW) and …

Application of an ordinary kriging–artificial neural network for elemental distribution in Kahang porphyry deposit, Central Iran

AB Yasrebi, A Hezarkhani, P Afzal, R Karami… - Arabian Journal of …, 2020 - Springer
Estimation of elemental distribution with minimum estimation errors is crucial in mineral
exploration. This study aims to estimate Cu, Mo, Ag, and Au distribution in a local scale. To …

Application of an inverse distance weighted anisotropic method (IDWAM) to estimate elemental distribution in Eastern Kahang Cu-Mo porphyry deposit, Central Iran

AB Yasrebi, P Afzal, A Wetherelt… - … Journal of Mining …, 2016 - inderscienceonline.com
Estimation of elemental distribution with low value of error is essential for block modelling
based on subsurface data. This paper proposes an application of inverse distance weighted …

[KÖNYV][B] Determination of an Ultimate Pit Limit Utilising Fractal Modelling to Optimise NPV

AB Yasrebi - 2014 - search.proquest.com
The speed and complexity of globalisation and reduction of natural resources on the one
hand, and interests of large multinational corporations on the other, necessitates proper …

[PDF][PDF] THE EFFECT OF ESTIMATION METHODS ON FRACTAL MODELING FOR ANOMALIES'DETECTION IN THE IRANKUH AREA, CENTRAL IRAN

M Rezaie, P Afzal - 2016 - sid.ir
This study aims to recognize effect of Ordinary Kriging (OK) and Inverse Distance Weighted
(IDW) estimation methods for separation of geochemical anomalies based on soil samples …

The effect of estimation methods on multifractal modeling for mineralized zone delineation in the Dardevey iron ore deposit, NE Iran

P Afzal, S Shahbeik, P Moarefvand… - Iranian Journal of …, 2014 - oiccpress.com
The purpose of this study is to identify the effect of Ordinary Kriging (OK) and Inverse
Distance Weighted (IDW) estimation methods for the delineation of mineralized zones based …

[PDF][PDF] The role of economic uncertainty on the block economic value–a new valuation approach

H Dehghani, M Ataee-Pour - Archives of Mining Sciences, 2012 - bibliotekanauki.pl
The block economic value (BEV) is one of the most important parameters in mine evaluation.
This parameter can affect significant factors such as mining sequence, final pit limit and net …

[PDF][PDF] Nickel Laterite Block Model Reconciliation Towards Actual Mine At Zahwah Hill Mine, Sorowako Luwu Timur Regency, South Sulawesi Province

D Hernandi, M MUKTI, MF ROSANA… - International Journal of …, 2018 - researchgate.net
Mine Reconciliation is one step and an important part in the resource and reserved
estimation process. In mine reconciliation the process is part of F1 Factor. Cut and Global …