Qian Liu

Research output

Research output per year 1996 1997 2012 2018 2021 2023 2023

• 24 Conference paper
• 10 Article
• 6 Poster
• 1 Commissioned report
• 1 More
  • 1 Other report

Research output per year

Research output per year

Search results

• 2023

  A practical approach to determining the basic friction angle of natural and rough discontinuities in carbonate rock slopes

  Ye, Z., Liu, Q., Xu, Q., Dong, X. & Pu, F., 24 May 2023, (Accepted/In press) Challenges in Rock Mechanics and Rock Engineering: Proceedings of the 15th International ISRM Congress. Schubert, W. & Kluckner, A. (eds.).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Block in Point Cloud Data (BLOCKinPCD): A digital characterization system for rock outcrops

  Kieffer, D. S. & Liu, Q., 24 May 2023, Challenges in Rock Mechanics and Rock Engineering: Proceedings of the 15th International ISRM Congress. Schubert, W. & Kluckner, A. (eds.).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Holographic mixed reality: an enhanced technology for visualizing and evaluating complex 3D geologic data

  Kaspar, M., Kieffer, D. S. & Liu, Q., 2023, (Accepted/In press) Challenges in Rock Mechanics and Rock Engineering: Proceedings of the 15^th International ISRM Congress. Schubert, W. & Kluckner, A. (eds.). Österreichische Gesellschaft für Geomechanik, p. 788-793 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Integrated assessment of rock scour by means of BLOCKinPCD and the Block Scour Spectrum: application to TLS-based block arrays of Ricobayo Dam, Zamora, Spain

  Kieffer, D. S., Liu, Q. & Kaspar, M., 2023, (Accepted/In press) Challenges in Rock Mechanics and Rock Engineering: Proceedings of the 15th International ISRM Congress. Schubert, W. & Kluckner, A. (eds.).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2022

  3D Distinct Element Back Analysis Based on Rock Structure Modelling of SfM Point Clouds: The Case of the 2019 Pinglu Rockfall of Kaili, China

  Ye, Z., Xu, Q., Liu, Q., Dong, X. & Pu, F., 14 Apr 2022, (Accepted/In press) In: Journal of Earth Science. 56 p.

  Research output: Contribution to journal › Article › peer-review

• 3D Rock Structure Digital Characterization Using Airborne LiDAR and Unmanned Aerial Vehicle Techniques for Stability Analysis of a Blocky Rock Mass Slope

  Xu, Q., Ye, Z., Liu, Q., Dong, X., Li, W., Fang, S. & Guo, C., 1 Jul 2022, In: Remote Sensing. 14, 13, 3044.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2021

  Approaches for the Digital Measurement of Rock Mass Discontinuities

  Pack, G., Kieffer, D. S., Liu, Q. & Metzler, I., 2021, Proceedings of the European Rock Mechanics Symposium, Sept 21-24, 2021 . European Rock Mechanics Symposium (EUROCK), 8 p. 1320

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Deriving Three-Dimensional Rock Structure from LiDAR Point Clouds for Evaluating Scour of the Ricobayo Dam Spillway

  Liu, Q. & Kieffer, D. S., 2021, Proceedings, 55th US Rock Mechanics / Geomechanics Symposium, June 19-25, 2021.. American Rock Mechanics Association, 5 p. 21-2014

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Identifying Unfavourable Discontinuity Sets From UAV Point Cloud Data for Rock Slope Engineering

  Stariha, K. & Liu, Q., 2021, In: Australian Geomechanics. 56, 4

  Research output: Contribution to journal › Article › peer-review

• LiDAR based three-dimensional rock structure model for evaluating spillway scour at Ricobayo Dam, Zamora, Spain

  Liu, Q. & Kieffer, D. S., 2021, 55th U.S. Rock Mechanics / Geomechanics Symposium 2021. American Rock Mechanics Association (ARMA), (55th U.S. Rock Mechanics / Geomechanics Symposium 2021; vol. 5).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Processing outcrop point clouds to 3D rock structure using open source software

  Liu, Q., Wronski, L. & Danzl, P., 6 Sept 2021, Mechanics and Rock Engineering, from Theory to Practice: European Rock Mechanics Symposium . IOP Publishing, 012054. (IOP Conference Series: Earth and Environmental Science; vol. 833).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  Open Access

  • Open Source Software 100%
  • Geometric Parameter 25%
• 2020

  Application of Unmanned Aerial Vehicle Oblique Photogrammetry to Investigation of High Slope Rock Structure

  Translated title of the contribution: Application of Unmanned Aerial Vehicle Oblique Photogrammetry to Investigation of High Slope Rock StructureYe, Z., Xu, Q., Liu, Q., Dong, X., Wang, X. & Ning, H., 18 Nov 2020, In: Geomatics and Information Science of Wuhan University. 45, 11, p. 1739 - 1746 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Photogrammetry 100%
  • Pilotless Aircraft 100%
  • Lens 12%
  • Cliff 12%
  • Remote Sensing Method 12%

• Photogrammetric Reconstruction of Rock Outcrops using Open Source Software

  Danzl, P., Gamper, T., Liu, Q. & Kieffer, D. S., 1 Jan 2020, ISRM International Symposium - EUROCK 2020: Hard Rock Excavation and Support . Li, C. C., Odegaard, H., Hoien, A. H. & Macias, J. (eds.). International Society for Rock Mechanics and Rock Engineering, 8 p. ISRM-EUROCK-2020-151

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2019

  Reconstruction of Surficial Rock Blocks by Means of Rock Structure Modelling of 3D TLS Point Clouds: The 2013 Long‑Chang Rockfall

  Dong, X., Xu, Q., Huang, R., Liu, Q. & Kieffer, D. S., 29 Jul 2019, In: Rock Mechanics and Rock Engineering.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Three-Dimensional UAV-Based Photogrammetric Structural Models for Rock Slope Engineering

  Liu, Q., Kieffer, D. S. & Bitenc, M., 2019, IAEG/AEG Annual Meeting Proceedings. Shakoor, A. & Cato, K. (eds.). Cham: Springer International Publishing AG , Vol. 1. p. 293-287 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2018

  Bestimmung der Fragmentierungsenergie von Sturzblöcken und deren Einfluss auf Felssturzereignisse

  Pleschberger, R., Buyer, A. A., Marte, R. & Liu, Q., 22 May 2018.

  Research output: Contribution to conference › Poster › peer-review

  Open Access

  File

• Rock glacier monitoring using aerial photographs: conventional vs. UAV-based mapping – a comparative study

  Kaufmann, V., Seier, G., Sulzer, W., Wecht, M., Liu, Q., Lauk, G. & Maurer, M., 2018, In: The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences . 42, 1, p. 239 - 246

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Lava Flow 100%

• Rock glacier monitoring using aerial photographs: conventional vs. UAV-based mapping – a comparative study

  Kaufmann, V., Seier, G., Sulzer, W., Wecht, M., Liu, Q., Lauk, G. & Maurer, M., 12 Oct 2018.

  Research output: Contribution to conference › Poster › peer-review
• 2015

  Integrated assessment of cliff rockfall hazards by means of rock structure modelling applied to TLS data: New devlopments

  Liu, Q. & Kaufmann, V., 2015, Future Development of Rock Mechanics. 2015: Medianfabrik Graz GmbH, p. 139-144

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2013

  Assessment of cliff rockfall hazard using TLS, RTK-GPS and realistic fracture network - new developments

  Liu, Q., Weber, S. & Bäk, R., 2013.

  Research output: Contribution to conference › Poster

• Remote sensing technologies in rock mass characterization

  Liu, Q., 2013, Rock Characterisation, Modelling and Engineering Design Methods. The Netherlands: CRC Press/Balkema, p. 205-210

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2012

  Digital tunnel mapping using terrestrial LiDAR - a case study

  Liu, Q. & Kieffer, D. S., 2012, International Socity for Rock Mechanics EUROCK2012 Stockholm: Rock Engineering & Technology for Sustainable Underground Construction. ., p. 135-145

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Failure Propagation for Large-Diameter Transmission Water Mains Using Dynamic Failure Risk Index

  Friedl, F., Möderl, M., Rauch, W., Schrotter, S., Liu, Q. & Fuchs-Hanusch, D., 2012, World Environmental and Water Resources Congress. American Society of Civil Engineers , p. 3082-3095

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Terrestrial laser scanning, digital photogrammetry and RTK-GPS surveying in engineering geology: data acquisition, processing and application examples

  Liu, Q. & Kieffer, D. S., 2012, PANGEO Austria 2012: Geowissenschaft plus Praxis. Salzburg: printCenter der Universität Salzburg, p. 93-93

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2011

  Virtual Outcrop Modeling for 3D Characterization of Engineering Rock Masses

  Liu, Q. & Kieffer, D. S., 2011, US Rock Mechanics / Geomechanics Symposium. ., p. 1-6

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2010

  Assessment of Scour in Discontinuous Rock Masses

  Kieffer, D. S. & Liu, Q., 2010.

  Research output: Contribution to conference › Poster
• 2009

  A Realistic Fracture System Model for Engineering Analysis of Underground Excavation

  Liu, Q., Kieffer, D. S., Klima, K. & Brosch, F-J., 2009, SINOROCK2009 "Rock Characterisation, Modelling and Engineering Design Methods". Hongkong: The University of Hong Kong, p. 1-1063

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Laser-Photogrammetric Data Acquistion in Generating Realistic Discrete Fracture Network Models

  Liu, Q. & Kieffer, D. S., 2009.

  Research output: Contribution to conference › Poster
• 2008

  Shear strength and stiffness characteristics of cataclastic rocks

  Kieffer, D. S. & Liu, Q., 2008, Graz, Austria: Graz University of Technology, Institute of Applied Geosciences.

  Research output: Book/Report › Other report
• 2007

  Investigation for probabilistic prediction of shear strength properties of clay-rich fault gouge in the Austria Alps

  Liu, Q., Button, E. A. & Klima, K., 2007, In: Engineering geology. 94, 1-2, p. 103-121

  Research output: Contribution to journal › Article › peer-review

• Unrolled fracture trace map and the realistic fracture system model for engineering analysis of underground excavation

  Liu, Q., 2007.

  Research output: Contribution to conference › Poster
• 2004

  The significance and prediction of different rock mass characteristics for rock engineering

  Liu, Q., Brosch, F-J. & Riedmüller, G., 2004, In: International Journal of Rock Mechanics and Mining Sciences. 41, 1, p. 103-117

  Research output: Contribution to journal › Article › peer-review
• 2001

  Quantification of Parameter Relationships in Tunneling.

  Liu, Q., Riedmüller, G. & Klima, K., 2001, Rock Mechanics a challenge for society - Proceedings of the ISRM regional Symposium Eurock 2001. Särkkä, P. (ed.). Lisse: A.A. Balkema, p. 357-362

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Towards Quantification in Engineering Geology.

  Brosch, F-J., Fasching, A., Gaich, A., Klima, K. & Liu, Q., 2001, In: Felsbau. 19, 4, p. 7-12

  Research output: Contribution to journal › Article › peer-review
• 1999

  Application of a data base system during tunnelling

  Liu, Q., Brosch, F-J., Klima, K., Riedmüller, G. & Schubert, W., 1999, In: Felsbau. 17, 1, p. 47-50

  Research output: Contribution to journal › Article › peer-review
• 1998

  Determination of rock mass qualities for the foundation of the Briecik Dam

  Riedmüller, G., Liu, Q., Pölsler, P. & Steidl, A., 1998, 8th International IAEG Congress. Moore D. & Hungr O. (eds.) Rotterdam: Balkema. Vancouver. ., p. 3281-3286

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Rock wedge Failure potential assessment - Statistical aspects

  Liu, Q., Brosch, F-J., Klima, K. & Riedmüller, G., 1998, 8th International IAEG Congress. Moore D. & Hungr O. (eds.). Rotterdam: Balkema. Vancouver. ., p. 1625-1632

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 1997

  Anwendung des Tunneldatenbanksystems DEST

  Liu, Q., Brosch, F-J., Klima, K. & Riedmüller, G., 1997, Raumbezogene Informationssysteme für geologische, bau- geotechnische Aufgaben. Reik G. & Paehge, W. (eds.) 1. Clausthaler FIS - Forum. Clausthal - Zellerfeld: Papierflieger. ., p. 67-73

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• DEST - Data evaluation System for Tunnelling

  Brosch, F-J., Liu, Q. & Riedmüller, G., 1997, .

  Research output: Book/Report › Commissioned report

• Evaluation of data during tunnelling by using an expert system

  Liu, Q., Brosch, F-J., Klima, K., Riedmüller, G. & Schubert, W., 1997, Tunnels for People - Tunnel für Menschen, Proceedings World Tunnel Congress ´97, Vol.1. Rotterdam: A.A. Balkema, p. 97-102

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• What's 'rough'? Modelling the vague meaning of joint roughness classifiers by means of empirical fuzzy sets

  Raab, T. & Liu, Q., 1997, Proc. of 3th Int. Conference on Mechanics of Jointed and Faulted Rock. Rossmanith HP (ed.). Rotterdam: Balkema. Vienna. ., p. 191-197

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 1996

  Prognose des Scherverhaltens von Störungsletten auf Basis mineralogisch - petrographischer Kennwerte.

  Liu, Q., DENG, J-P., Klima, K. & Riedmüller, G., 1996, (Submitted) Jahrestagung der Deutschen Ton- und Tonmineralgruppe. D. Wolf, R. Starke, R. Kleeberg (eds.) Freiberg. ., Vol. 4.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review