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Debra Laefer

Professor of Practice, Center for Urban Science + Progress

    1993 …2020

    Research output per year

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    Research Output

    2020

    Harnessing Remote Sensing for Civil Engineering: Then, Now, and Tomorrow

    Laefer, D. F., 2020, Lecture Notes in Civil Engineering. Springer, p. 3-30 28 p. (Lecture Notes in Civil Engineering; vol. 33).

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Introduction of the intermeshed steel connection - A new universal steel connection

    Al-Sabah, S., Laefer, D. F., Hong, L. T., Huynh, M. P., Le, J. L., Martin, T., Matis, P., McGetrick, P., Schultz, A., Shemshadian, M. E. & Dizon, R., Mar 1 2020, In : Buildings. 10, 3, 37.

    Research output: Contribution to journalArticle

    Open Access

    Selective demolition of masonry unit walls with a soundless chemical demolition agent

    Natanzi, A. S., Laefer, D. F. & Zolanvari, S. M. I., Jul 10 2020, In : Construction and Building Materials. 248, 118635.

    Research output: Contribution to journalArticle

    Using Short-wave Infrared Range Spectrometry Data to Determine Brick Characteristics

    Laefer, D. F., Zahiri, Z. & Gowen, A., Jan 2 2020, In : International Journal of Architectural Heritage. 14, 1, p. 38-50 13 p.

    Research output: Contribution to journalArticle

    2019
    Open Access

    AMASS: Advanced manufacturing for the assembly of structural steel

    Schultz, A. E., Le, J. L., Shemshadian, M. E., Labbane, R., Laefer, D. F., Al-Sabah, S., Truong-Hong, L., Huynh, M., McGetrick, P., Martin, T. & Matis, P., 2019, ISEC 2019 - 10th International Structural Engineering and Construction Conference. Ozevin, D., Ataei, H., Modares, M., Gurgun, A. P., Yazdani, S. & Singh, A. (eds.). ISEC Press, (ISEC 2019 - 10th International Structural Engineering and Construction Conference).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    An empirical study to evaluate students’ conceptual modeling skills using UML

    Aljumaily, H., Cuadra, D. & Laefer, D. F., Oct 2 2019, In : Computer Science Education. 29, 4, p. 407-427 21 p.

    Research output: Contribution to journalArticle

    Automatic detection of road edges from aerial laser scanning data

    Truong-Hong, L., Laefer, D. F. & Lindenbergh, R. C., Jun 4 2019, In : International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences - ISPRS Archives. 42, 2/W13, p. 1135-1140 6 p.

    Research output: Contribution to journalConference article

    Open Access

    Characterising the segregation of self‑consolidating concrete using ultrasonic pulse velocity

    Abdelouahab, G., Abdelhalim, B. & Laefer, D. F., Mar 2019, In : Journal of the South African Institution of Civil Engineering. 61, 1, p. 26-37 12 p.

    Research output: Contribution to journalArticle

    Open Access

    Classification of Hardened Cement and Lime Mortar Using Short-Wave Infrared Spectrometry Data

    Zahiri, Z., Laefer, D. F. & Gowen, A., 2019, RILEM Bookseries. Springer Netherlands, p. 437-446 10 p. (RILEM Bookseries; vol. 18).

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Dynamic behavior and stability of a flexible rotor

    Rezaiguia, A., Zerti, O., Guenfoud, S. & Laefer, D. F., 2019, Applied Condition Monitoring. Springer, p. 37-50 14 p. (Applied Condition Monitoring; vol. 13).

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Dynamic response of a multi-span, orthotropic bridge deck under moving truck loading with tandem axles

    Fisli, Y., Rezaiguia, A., Guenfoud, S. & Laefer, D. F., 2019, In : Diagnostyka. 20, 4, p. 37-48 12 p.

    Research output: Contribution to journalArticle

    Open Access

    Efficient LiDAR point cloud data encoding for scalable data management within the Hadoop eco-system

    Vo, A. V., Hewage, C. N. L., Russo, G., Chauhan, N., Laefer, D. F., Bertolotto, M., Le-Khac, N. A. & Oftendinger, U., Dec 2019, Proceedings - 2019 IEEE International Conference on Big Data, Big Data 2019. Baru, C., Huan, J., Khan, L., Hu, X. T., Ak, R., Tian, Y., Barga, R., Zaniolo, C., Lee, K. & Ye, Y. F. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 5644-5653 10 p. 9006044. (Proceedings - 2019 IEEE International Conference on Big Data, Big Data 2019).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Integration of lidar data and GIS data for point cloud semantic enrichment at the point level

    Aljumaily, H., Laefer, D. F. & Cuadra, D., Jan 2019, In : Photogrammetric Engineering and Remote Sensing. 85, 1, p. 29-42 14 p.

    Research output: Contribution to journalArticle

    Intermeshing: A new concept for rapid steel erection

    Al-Sabah, S., Laefer, D. F. & Truong-Hong, L., 2019, 20th Congress of IABSE, New York City 2019: The Evolving Metropolis - Report. International Association for Bridge and Structural Engineering (IABSE), p. 187-194 8 p. (20th Congress of IABSE, New York City 2019: The Evolving Metropolis - Report).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    LiDAR point-cloud mapping of building façades for building energy performance simulation

    O'Donnell, J., Truong-Hong, L., Boyle, N., Corry, E., Cao, J. & Laefer, D. F., Nov 2019, In : Automation in Construction. 107, 102905.

    Research output: Contribution to journalArticle

    Numerical study of the behavior of intermeshed steel connections under mixed-mode loading

    Shemshadian, M. E., Le, J. L., Schultz, A. E., McGetrick, P., Al-Sabah, S., Laefer, D. F., Martin, A., Hong, L. T. & Huynh, M. P., Sep 2019, In : Journal of Constructional Steel Research. 160, p. 89-100 12 p.

    Research output: Contribution to journalArticle

    Outlier detection of point clouds generating from low-cost UAVs for bridge inspection

    Chen, S., Truong-Hong, L. C., O’Keeffe, E., Laefer, D. F. & Mangina, E., 2019, Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018. Frangopol, D. M., Caspeele, R. & Taerwe, L. (eds.). CRC Press/Balkema, p. 1969-1975 7 p. (Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Per-point processing for detailed urban solar estimation with aerial laser scanning and distributed computing

    Vo, A. V., Laefer, D. F., Smolic, A. & Zolanvari, S. M. I., Sep 2019, In : ISPRS Journal of Photogrammetry and Remote Sensing. 155, p. 119-135 17 p.

    Research output: Contribution to journalArticle

    Temperature-Induced Chemical Changes in Soundless Chemical Demolition Agents

    Natanzi, A. S., Laefer, D. F., Kakali, G. & Iman Zolanvari, S. M., Jul 1 2019, In : Journal of Materials in Civil Engineering. 31, 7, 04019098.

    Research output: Contribution to journalArticle

    UAV Bridge Inspection through Evaluated 3D Reconstructions

    Chen, S., Laefer, D. F., Mangina, E., Zolanvari, S. M. I. & Byrne, J., Apr 1 2019, In : Journal of Bridge Engineering. 24, 4, 05019001.

    Research output: Contribution to journalArticle

    2018

    America's Research-Active, Geotechnical Faculty Members-A Snapshot of the Community 7 Years On

    O'Neill, B. & Laefer, D. F., 2018, p. 448-457. 10 p.

    Research output: Contribution to conferencePaper

    A spatio-temporal index for aerial full waveform laser scanning data

    Laefer, D. F., Vo, A. V. & Bertolotto, M., Apr 2018, In : ISPRS Journal of Photogrammetry and Remote Sensing. 138, p. 232-251 20 p.

    Research output: Contribution to journalArticle

    Automatic extraction of road features in urban environments using dense ALS data

    Soilán, M., Truong-Hong, L., Riveiro, B. & Laefer, D., 2018, In : International Journal of Applied Earth Observation and Geoinformation. 64, p. 226-236 11 p.

    Research output: Contribution to journalArticle

    Impact of thermal transfer on hydration heat of a Soundless Chemical Demolition Agent

    Laefer, D. F., Natanzi, A. S. & Zolanvari, S. M. I., Oct 30 2018, In : Construction and Building Materials. 187, p. 348-359 12 p.

    Research output: Contribution to journalArticle

    Laser scan-based structural assessment of wrought iron bridges: Guinness Bridge, Ireland

    Gyetvai, N., Truong-Hong, L. & Laefer, D. F., Feb 23 2018, In : Proceedings of the Institution of Civil Engineers - Engineering History and Heritage. 171, 2, p. 76-89 14 p.

    Research output: Contribution to journalArticle

    Lessons learned with laser scanning point cloud management in Hadoop HBase

    Vo, A. V., Konda, N., Chauhan, N., Aljumaily, H. & Laefer, D. F., 2018, Advanced Computing Strategies for Engineering - 25th EG-ICE International Workshop 2018, Proceedings. Domer, B. & Smith, I. F. (eds.). Springer Verlag, p. 231-253 23 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10863 LNCS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Robust statistical approaches for circle fitting in laser scanning three-dimensional point cloud data

    Nurunnabi, A., Sadahiro, Y. & Laefer, D. F., Sep 2018, In : Pattern Recognition. 81, p. 417-431 15 p.

    Research output: Contribution to journalArticle

    The feasibility of short-wave infrared spectrometry in assessing water-to-cement ratio and density of hardened concrete

    Zahiri, Z., Laefer, D. F. & Gowen, A., Oct 10 2018, In : Construction and Building Materials. 185, p. 661-669 9 p.

    Research output: Contribution to journalArticle

    Three-dimensional building façade segmentation and opening area detection from point clouds

    Zolanvari, S. M. I., Laefer, D. F. & Natanzi, A. S., Sep 2018, In : ISPRS Journal of Photogrammetry and Remote Sensing. 143, p. 134-149 16 p.

    Research output: Contribution to journalArticle

    2017

    3D Reconstructions Using Unstabilised Video Footage from an Unmanned Aerial System

    Byrne, J., O’Keeffe, E., Lennon, D. & Laefer, D., 2017, In : Journal of Imaging. 3, 2, p. 15

    Research output: Contribution to journalArticle

    Open Access

    3D reconstructions using unstabilized video footage from an unmanned aerial vehicle

    Byrne, J., O'Keeffe, E., Lennon, D. & Laefer, D. F., Jun 2017, In : Journal of Imaging. 3, 2, 3020015.

    Research output: Contribution to journalArticle

    Open Access

    Axial load effects on flush end-plate moment connections

    Goudarzi, A., Ghassemieh, M., Fanaie, N., Laefer, D. F. & Baei, M., Mar 1 2017, In : Proceedings of the Institution of Civil Engineers: Structures and Buildings. 170, 3, p. 199-210 12 p., 1500042.

    Research output: Contribution to journalArticle

    Maximizing Feature Detection in Aerial UAV Datasets

    Byrne, J., Laefer, D. & O’Keeffe, E., 2017, (Accepted/In press) In : Journal of Applied Remote Sensing.

    Research output: Contribution to journalArticle

    Maximizing feature detection in aerial unmanned aerial vehicle datasets

    Byrne, J., Laefer, D. F. & O'Keeffe, E., Apr 1 2017, In : Journal of Applied Remote Sensing. 11, 2, 025015.

    Research output: Contribution to journalArticle

    Oculus rift application for training drone pilots

    O'Keeffe, E., Campbell, A., Swords, D., Laefer, D. F. & Mangina, E., Sep 11 2017, Proceedings of the 10th EAI International Conference on Simulation Tools and Techniques, SIMUTOOLS 2017. Association for Computing Machinery, p. 77-80 4 p. (ACM International Conference Proceeding Series).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Structural health monitoring developments in TRUSS Marie Skłodowska-curie innovative training network

    González, A., Huseynov, F., Heitner, B., Vagnoli, M., Moughty, J. J., Barrias, A., Martinez, D., Chen, S., O'Brien, E., Laefer, D., Casas, J. R., Remenyte-Prescott, R., Yalamas, T. & Brownjohn, J., 2017, SHMII 2017 - 8th International Conference on Structural Health Monitoring of Intelligent Infrastructure, Proceedings. Mahini, S., Mahini, S. & Chan, T. (eds.). International Society for Structural Health Monitoring of Intelligent Infrastructure, ISHMII, p. 1091-1101 11 p. (SHMII 2017 - 8th International Conference on Structural Health Monitoring of Intelligent Infrastructure, Proceedings).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Temperature-related performance factors for chemical demolition agents

    Huynh, M. P., Laefer, D. F., McGuill, J. & White, A., 2017, In : International Journal of Masonry Research and Innovation, Inderscience. 2, 2-3, p. 220-240 21 p.

    Research output: Contribution to journalArticle

    The effect of angles and distance on image-based, three-dimensional reconstructions

    Chen, S., Laefer, D. F., Byrne, J. & Natanzi, A. S., 2017, Safety and Reliability – Theory and Applications - Proceedings of the 27th European Safety and Reliability Conference, ESREL 2017. Cepin, M. & Briš, R. (eds.). CRC Press/Balkema, p. 2757-2762 6 p. (Safety and Reliability - Theory and Applications - Proceedings of the 27th European Safety and Reliability Conference, ESREL 2017).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    The electronic structure and optical properties of rutile TiO2 co-doped with nickel and cerium

    Amraoui, R., Doghmane, M., Chettibi, S. & Laefer, D. F., Dec 2017, In : Chinese Journal of Physics. 55, 6, p. 2393-2399 7 p.

    Research output: Contribution to journalArticle

    Toward automatic generation of 3D steel structures for building information modelling

    Laefer, D. F. & Truong-Hong, L., Feb 1 2017, In : Automation in Construction. 74, p. 66-77 12 p.

    Research output: Contribution to journalArticle

    Tunneling appropriate computational models from laser scanning data

    Truong-Hong, L. & Laefer, D. F., 2017, IABSE Conference, Vancouver 2017: Engineering the Future - Report. International Association for Bridge and Structural Engineering (IABSE), p. 175-182 8 p. (IABSE Conference, Vancouver 2017: Engineering the Future - Report).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Urban Point Cloud Mining Based on Density Clustering and MapReduce

    Aljumaily, H., Laefer, D. F. & Cuadra, D., Sep 1 2017, In : Journal of Computing in Civil Engineering. 31, 5, 04017021.

    Research output: Contribution to journalArticle

    2016

    Airborne laser scanning data storage and indexing: state-of-the-art review

    Vo, A. V., Laefer, D. F. & Bertolotto, M., Dec 16 2016, In : International Journal of Remote Sensing. 37, 24, p. 6187-6204 18 p.

    Research output: Contribution to journalReview article

    An integrated octree-RANSAC technique for automated LiDAR building data segmentation for decorative buildings

    Hamid-Lakzaeian, F. & Laefer, D. F., 2016, Advances in Visual Computing - 12th International Symposium, ISVC 2016, Proceedings. Bebis, G., Koracin, D., Isenberg, T., Skaff, S., Sadagic, A., Boyle, R., Porikli, F., Min, J., Scheidegger, C., Entezari, A., Parvin, B. & Iwai, D. (eds.). Springer Verlag, p. 454-463 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10073 LNCS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Big-Data Approach for Three-Dimensional Building Extraction from Aerial Laser Scanning

    Aljumaily, H., Laefer, D. F. & Cuadra, D., 2016, In : Journal of Computing in Civil Engineering. 30, 3, 04015049.

    Research output: Contribution to journalArticle

    Chemical demolition of unit masonry: A preparatory study

    Natanazi, A. S., Laefer, D. F. & Mullane, S., 2016, Structural Analysis of Historical Constructions: Anamnesis, diagnosis, therapy, controls - Proceedings of the 10th International Conference on Structural Analysis of Historical Constructions, SAHC 2016. Van Balen, K., Verstrynge, E. & Van Balen, K. (eds.). CRC Press/Balkema, p. 88-95 8 p. (Structural Analysis of Historical Constructions: Anamnesis, diagnosis, therapy, controls - Proceedings of the 10th International Conference on Structural Analysis of Historical Constructions, SAHC 2016).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Cold and moderate ambient temperatures effects on expansive pressure development in soundless chemical demolition agents

    Natanzi, A. S., Laefer, D. F. & Connolly, L., May 1 2016, In : Construction and Building Materials. 110, p. 117-127 11 p.

    Research output: Contribution to journalArticle