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Keywords: resolution
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Proceedings Papers

Paper presented at the ISRM International Symposium – EUROCK 2021, September 21–24, 2021
Paper Number: ISRM-EUROCK-2021-087
... environmental science 833 hydraulic fracturing geological subdiscipline rock engineering sensor algorithm theory resolution aes transducer fracture initiation gabb-006 experiment Mechanics and Rock Engineering, from Theory to Practice IOP Publishing IOP Conf. Series: Earth and Environmental...
Proceedings Papers

Paper presented at the ISRM International Symposium – EUROCK 2021, September 21–24, 2021
Paper Number: ISRM-EUROCK-2021-052
.... This evidences that these devices will soon be widely employed for evaluating rocky slopes. discontinuity reservoir characterization dataset geologist artificial intelligence geological subdiscipline configuration europe government spain government environmental science 833 resolution figure 3...
Proceedings Papers

Paper presented at the ISRM International Symposium – EUROCK 2021, September 21–24, 2021
Paper Number: ISRM-EUROCK-2021-183
... geology displacement rock engineering cloud resolution geologist europe government environmental science 833 epoch theory rock type sequence detachment information serbia government practice iop publishing iop conf deformation acquisition threshold pre-failure deformation...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-020
... monitoring limitation resolution vanneschi cross-section alteration grade material slope angle Procedia Engineering 191 ( 2017 ) 150 157 1877-7058 © 2017 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (httpcreativecommons.org/licenses/by-nc-nd...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-200
... discusses the findings from an ongoing study into the use of this new measurement technique and the resulting data sets for the calibration of numerical models and the importance of incorporating sufficient structural resolution in the models to match the observed convergence with sufficient accuracy. 1...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-139
... sequence that makes up the simulation. Simulations are now limited, most often, by the scale and resolution of input data available for the analysis. This paper explains the SAE process where physical observations, measured properties and interpreted parameters are compiled into a simulation of the rock...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-023
... Abstract Remotely sensed data, such as high-resolution point clouds of Terrestrial Laser Scanning (TLS), and automated rock structure modelling help us efficiently assess cliff rockslide prone areas where direct contact measurement of fracture characteristics is very difficult. Our approach...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2013, October 23–26, 2013
Paper Number: ISRM-EUROCK-2013-101
... of Science and Technology. resolution slope stabilization setup full scale test slope stabilization system scale field test diameter wire rope University stabilization system stability displacement inclination stabilization mesh fill-up material experimental setup deformation Rock...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2013, October 23–26, 2013
Paper Number: ISRM-EUROCK-2013-111
... Abstract Advanced space-borne Persistant Scatterers Interferometry (PSI) can provide wide-area coverage (thousands km2) and precise (mm-cm resolution), spatially dense information (from hundreds to over thousand measurement points/km2) on ground surface deformations. Furthermore, new...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2012, May 28–30, 2012
Paper Number: ISRM-EUROCK-2012-017
.... This is extremely valuable for the repre- sentation of multiple faces in underground excavations. LiDAR systems can be equipped with a calibrated and synchronized high-resolution digital camera, which is utilized for acquiring complementary photographs and for assigning true color infor- mation to the LiDAR point...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2012, May 28–30, 2012
Paper Number: ISRM-EUROCK-2012-014
... than others, so one can quickly perform field scanning with few minutes for each scan; High resolution of up to 0.5 mm resolution; Capture grey-scaled laser image in the dark and with large coverage (rotating 360 degrees both hori-zontal and vertical; Scanning range is up to more than 100...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2012, May 28–30, 2012
Paper Number: ISRM-EUROCK-2012-069
... distances. This paper presents the results of the testing of one of these systems in an active mining context. The system selected is based on Bril- louin Optical Time Domain Analyses (BOTDA) and allows for a spatial resolution of 10 cm. It has been tested in the laboratory and installed in five boreholes...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2010, June 15–18, 2010
Paper Number: ISRM-EUROCK-2010-064
... of the key data acquisition parameters with regard to the imaging resolution and to the desired investigation depth is discussed. 1 INTRODUCTION The direct relationships between the compressional p- wave and the shear s-wave velocities on one hand and rock strength on the other are well documented in liter...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2010, June 15–18, 2010
Paper Number: ISRM-EUROCK-2010-042
...Rock Mechanics in Civil and Environmental Engineering Zhao, Labiouse, Dudt & Mathier (eds) © 2010 Taylor & Francis Group, London, ISBN 978-0-415-58654-2 Accounting for the influence of measurement resolution on discontinuity roughness estimates B.S.A. Tatone & G. Grasselli Geomechanics Research...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2009, October 29–31, 2009
Paper Number: ISRM-EUROCK-2009-037
... con- ditions are not exactly oedometric, but very close to them. The associated average circumferential stretch of the ring can be measured by three strain gauges with the resolution of about 1.0 m/m. The ring thickness of 0.8 mm was designed by means of the Mariotte formula for hollow cylinders...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2005, May 18–20, 2005
Paper Number: ISRM-EUROCK-2005-078
... lost as the excavation process proceeds. The presented JointMetriX3D system overcomes those problems and opens new possibilities for optimisations concerning design, safety, and productivity. The core of the JointMetriX30 system is the generation of a high-resolution metric 3D image of a rock surface...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2005, May 18–20, 2005
Paper Number: ISRM-EUROCK-2005-039
... Reservoir Characterization frequency displacement voltage soil displacement structural geology ground transportation exciting pulse electromagnet diagram metals & mining resolution vibration period quantity tremor semitrailer unit apparatus pavement means vibrating-wire...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2002, November 25–27, 2002
Paper Number: ISRM-EUROCK-2002-005
... wellbore integrity Upstream Oil & Gas scaling method restitution Reservoir Characterization Artificial Intelligence rockfall lecco urban area coefficient input data reservoir simulation resolution reservoir geomechanics agliardi Wellbore Design geometry experimental data...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 96, September 2–5, 1996
Paper Number: ISRM-EUROCK-1996-116
... Reservoir Characterization seismic tomography prediction chalk resolution acquisition geometry discontinuity Upstream Oil & Gas cavern pilot tunnel investigation Israel borehole tomographic survey geometry tomography major rock discontinuity excavation tomogram flexer...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 96, September 2–5, 1996
Paper Number: ISRM-EUROCK-1996-157
... resolution, sample parameters, and available time. For changing material transport properties, this optimum frequency range may shift during testing. Though published articles provide equations and means of estimating the permeability indirectly using a graphical approach, a frequency optimisation procedure...

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