1-20 of 115
Keywords: classification
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0325
... machine learning classification abutment angle knowledge management US government Artificial Intelligence calculation new abutment angle equation colwell stress measurement database fracability metals & mining proceedings pillar stability abutment angle equation Case History...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2093
... geotechnical characterization of a rock mass containing vein stockwork from a deep block cave mine. Associated data collection difficulties are detailed, including classification of the different structure types, collection of standard parameters such as rock quality designation and fracture frequency, and...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2021
... information from the back analysis of the same stopes and using the software c. Reservoir Characterization Upstream Oil & Gas metals & mining stope knowledge management reservoir geomechanics classification orientation Mathew major geological fault information Stability Graph Method...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1634
... & Gas cavern stability continuum model Symposium cavern cross section Reservoir Characterization burial hole classification rock mass sidewall fracture jointed model excavation construction 1. INTRODUCTION Utilization of underground spaces is rapidly increasing over the years. The...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1791
... ABSTRACT: Lithological classification of geological formations usually depends on the geologist’ expertise through a laborious and time consuming process. Automating the rock classification procedure is a step towards fast and accurate characterization of geological formations where large...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-677
... conditions. Rockmass classification techniques used showed that the ground condition where the study was carried out is indeed weak, hence an adequate local support system is required to prevent falls of ground attributable to wedge failure. GPR scans and observations showed that the fallout height thickness...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-750
... geomechanics Upstream Oil & Gas knowledge management US government metals & mining Pakalnis correlation proceedings strength support design shotcrete excavation Nevada RMR mesh classification database calculation rock mass Engineer guideline design curve Ground Support Surface...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1021
... measures, consisting of rock bolts and wire mesh. In response to the event, mapping and stability assessment was performed at several locations throughout the tunnel. Rock mapping, scanline surveys, and LiDAR data evaluation were used as the basis for rock mass classification, characterization of rock...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1160
..., and seismic radiated energy. Upstream Oil & Gas cyclic injection hydraulic fracturing Efficiency amplitude cubic granite sample uniform cyclic injection Reservoir Characterization breakdown pressure classification crack mode classification maximum ae amplitude Injection Rate...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1069
... intensity classification rockburst event Rock mechanics prediction posterior predictive distribution strength category model parameter metals & mining classification criteria rockburst intensity rockburst intensity mechanics Bayesian approach adoko 1. INTRODUCTION Rockburst is...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-071
... and 3D rendering of slope measurements, and (4) the quantification and automation of geological evaluations of the tunnel face or slope excavation as it exists at the construction site. Reservoir Characterization classification Engineer Artificial Intelligence geological situation...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-468
.... The work presented in this article can be used to improve the reliability of characterizing WVRs and corresponding strengths. reservoir geomechanics wvr rock block strength strength estimation classification rock mass strength vein Upstream Oil & Gas assessment veined rock mass...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-105
... neural network accuracy neural network classification circulation sample gini index Artificial Intelligence circulation Support Vector Machine algorithm Drilling random forest model lithology Upstream Oil & Gas prediction model fracture node prediction random forest hyperplane 1...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0537
... Laubscher mapping reservoir simulation strength goldfield ghana Reservoir Characterization classification kinematic analysis metals & mining orientation rockmass classification system slope failure rockmass classification discontinuity wedge failure plane Rockmass Characterization...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0769
... ABSTRACT: One of the most important tasks at the beginning of geomechanical workflows is the classification of lithological units based on well log data. In particular, the discrimination of shale vs. non-shale layers significantly influences the quality of pore pressure prediction and...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0009
... metals & mining esterhuizen numerical analysis Reservoir Characterization pillar strength strength formula discontinuity height ratio structural geology strength confinement design chart rock mass classification failure mechanism pillar design classification Martin rock mass...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0080
... Artificial Intelligence classification Upstream Oil & Gas Engineering Pattern Recognition machine learning abrasivity index strength artificial neural network brittleness Cerchar abrasivity index neural network abrasiveness rock abrasiveness application neuron rock strength...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-651
... slightly decreased linearly for smooth profiles. The visual roughness classifications compared favorably with roughness values, most notably for the smooth and rough specimens. Rough specimens were less homogeneous then smooth specimens which indicates the whole specimens, not just portions of the specimen...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-688
... documents, and roughly 400 case-studies documented by the authors. Support design recommendations are based on the Weak-Rock Mass Rating (W-RMR) which is a modified Rock Mass Rating (RMR) classification incorporating the Unified Soil Classification System (USCS) for very weak rock masses. The system reports...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-774
... Abstract: Authors analyzed four geomechanical hypotheses used in rock mass classifications (RMC): hypothesis No.1: the loads on rigid support for the equal criteria of the RMC are equal; hypothesis No.2: scale factor and rock mass mechanical characteristics are the same for different sizes...

Product(s) added to cart

Close Modal