... in cohesion (c) and friction angle (\ϕ) by the SRF as follows: srf envelope iterative algorithm stability upstream oil & gas algorithm method 1 flac figure 1 non-linear strength envelope reduction envelop numerical optimization artificial intelligence criterion carvalho...

.... Once these patterns are observed, neural network algorithms can be applied in order to classify zones of potential drilling risk, at this case based upon the seismic attributes chaos and local dip. This methodology was tested on two offshore fields located at Brazilian East margin. The results show...

... machine learning hydraulic fracture geometry hydraulic fracturing fracture geometry upstream oil & gas simulation dataset artificial intelligence tensile strength architecture experiment agreement forecasting hydraulic fracture geometry regression algorithm ann neuron operation...

.... A numerical algorithm for hydraulic fracturing in simplified toughness dominated regime is developed and the algorithm can achieve a much higher computational efficiency compared with traditional hydro-mechanical scheme for hydraulic fracturing modeling with low fluid viscosity. A comparison using intact...

... and blasting. This paper presents a methodology for assessment of stability conditions of open pit mine slopes based on 88 cases collected around the world using Classification Trees (CART Algorithm). The historical cases used in this study included copper, gold, iron, diamond, lead and zinc, platinum...

... the geologic structure of the rock mass (Lemos, 2011). cohesion strength shear strength algorithm concrete-rock interface displacement reduction procedure strength reduction procedure application underground cavern upstream oil & gas procedure residual cohesion wedge stability safety...

... equation realization consideration algorithm university proceedings fracture diameter fracture orientation modeling rock mechanic Rock Mechanics for Natural Resources and Infrastructure Development Fontoura, Rocca & Pavón Mendoza (Eds) © 2020 ISRM, ISBN 978-0-367-42284-4 Estimating...

.... human computer interaction machine learning rnn algorithm artificial intelligence investigation rqd procedure equation derivative neural network information exploration operation variation estado unido mexicanos sensation figure 1 sequence geotechnical safety sediment spatial...

.... trajectory algorithm axis mining science apparatus rock mechanic international journal calculation tracking fragment rotation resolution fragmentation frag 50 fragment trajectory viewpoint development giacomini Rock Mechanics for Natural Resources and Infrastructure Development Fontoura...

... of the simple yet powerful Metropolis algorithm, accompanied with a detailed discussion of the presented computer code. Statistical analyses of uniaxial and triaxial compressive data are presented as examples, and the results are compared with those obtained using specialized Bayesian software. 1...

... Abstract A new algorithm for detecting discontinuity areas from photogrammetric 3D models is presented. The algorithm has been tested under laboratory conditions as well as with real world data. A comparison with values from compass readings showed average deviations around 1° in both cases...

..., for example highway, railway construction companies, building industries, etc (Karakus et al., 2010). artificial intelligence algorithm detection journal metals & mining segmentation fragment estimation standard deviation filtration particle overburden geomaterial characterisation...

.... In this work cluster analysis is applied to define discontinuity sets in an open pit dataset. Results are validated by visualization of family sets on hemispherical projections as well as by geological interpretation. A cluster algorithm based on the Fuzzy K-means method was used to define the discontinuity...

... and ranging (LiDAR) with advanced simultaneous localisation and mapping (SLAM) algorithms, the methods and type of data available for excavation management is evolving. We suggest broad guidelines for the implementation of these methods, illustrated by examples from its early adoption. Conventional methods...

... strength properties and application parameters like UCS (Uniaxial Compressive Strength) to study sawability of granite blocks have presented very good results. The association of equivalent microhardness with others strength parameters, allowed to find powerful algorithms for analyzes of the rock...

...A CONTACT DETECTION ALGORITHM FOR THREE-DIMENSIONAL DISCONTINUOUS DEFORMATION METHOD Fei Zheng, *Yu-Yong Jiao, Huan-Qiang Zhang, Gang-Hai Huang, Xiu-Li Zhang State Key Laboratory of Geomechanics and Geotechnical Engineering Institute of Rock and Soil Mechanics Chinese Academy of Sciences Wuhan...

... are available for the elastic medium region featuring an irregular topography and high tectonic stresses. The main contribution of this paper is to develop an algorithm to estimate in situ stress using a hybrid numerical method based on local stress measurement data. Suggested hybrid method, first, calculates...

... conditions thus they are seldom applicable for other mines. In this paper, numerical simulation was carried out to study rock stress changes in the host rocks due to longwall mining. A novel algorithm was used to simulate the geomechanical components of the longwall mining in details. They include fracturing...

... ABSTRACT This paper presents a composite element algorithm of coupled Seepage and normal stress processes in fractured rock mass. "Filled model", which regards the asperities on the fracture as a layer of granular material having high porosity and clipped by the two parallel plates was used...

... Artificial Intelligence orientation detection model reconstruction discontinuity surface information feature point CCD camera Computer Vision rock crevice algorithm photogrammetry spatial reasoning reconstruction tunnel pixel digital photogrammetry geological documentation...