Selected list of publications:

NOTE *Corresponding Author

-- Feiyu Jia, Juan Tzintzun, Rafiq Ahmad*, (2020) An Improved Robot Path Planning Algorithm for a Novel Self-adapting Intelligent Machine Tending Robotic System, In: Hernandez E., Keshtkar S., Valdez S. (eds) Industrial and Robotic Systems. LASIRS 2019. Mechanisms and Machine Science, 86. Springer, Cham, 53-64.

-- Tian Wang, Rafiq Ahmad*, (2020) Design of a New Game for Teaching Assembly Process, In: Hernandez E., Keshtkar S., Valdez S. (eds) Industrial and Robotic Systems. LASIRS 2019. Mechanisms and Machine Science, 86. Springer, Cham, 44-52.

-- Yufan Zheng, Rafiq Ahmad*, Automated feature extraction for hybrid additive-subtractive remanufacturing, Accepted for Publication in Procedia CIRP.

-- Pablo Martinez, Mohammad Al-Hussein, Rafiq Ahmad*, Online vision-based inspection system for thermoplastic hot plate welding in window frame manufacturing, Accepted for Publication in Procedia CIRP.

-- Yufan Zheng, Harshavardhan Mamledesai, Rafiq Ahmad*, Deep learning-based automatic damage recognition and spatial localization for remanufacturing, Accepted for publication in Computer Aided Design and Applications, Extended abstract also accepted in Proceedings of CAD'20, Barcelona, Spain, July 6-8, 2020.

-- Pedro Yepez, Yufan Zheng, Basel Alsayyed, Rafiq Ahmad*, An automated intelligent feature-based maintenance plan generation method, Accepted for publication in Computer Aided Design and Applications, Extended abstract also accepted in Proceedings of CAD'20, Barcelona, Spain, July 6-8, 2020.

-- Saraswati Jituri, Dimitris Mourtzis, Brian Fleck, Rafiq Ahmad*, A decision support system to define, evaluate, and guide the Lean assessment and implementation at the shop-floor level, Journal of Manufacturing Research, Accepted for Publication

-- Song Jinpeng*, Gao Jiaojiao, Rafiq Ahmad* & Lv Ming (2020): Cutting performances of TiCN-HfC and TiCN-HfC-WC ceramic tools in dry turning hardened AISI H13, Advances in Applied Ceramics. https://doi.org/10.1080/17436753.2020.1765292.

-- Song Jinpeng*, Liu Shaowei, Rafiq Ahmad*, Gao Jiao jiao, Lv Ming, (May2020) Tribological behaviour of TiB2-HfC ceramic tool material under dry sliding condition, Ceramics International, https://doi.org/10.1016/j.ceramint.2020.05.120.

-- Pablo Martinez, Michelle Livojevic, Purvish Jajal, Daniel Ryan Aldrich, Mohamed Al-Hussein, Rafiq Ahmad* (2020). Simulation-Driven Design of Wood Framing Support Systems for Off-Site Construction Machinery, Journal of Construction Engineering and Management 146 (7), 04020075.

-- Abraham Reyes-Yanes, Pablo Martinez, Rafiq Ahmad* (2020). Towards automated aquaponics: A review on monitoring, IoT, and smart systems. Journal of Cleaner Production, 121571.

-- Yufan Zheng, Jikai Liu, Rafiq Ahmad* (2020). A cost-driven process planning method for hybrid additive-subtractive remanufacturing. Journal of Manufacturing Systems 55, 248-263.

-- Mario Soriano, Faheem Khan, Rafiq Ahmad* (March 2020). Two-axis Accelerometer Calibration and Non-linear Correction Using Neural Networks: Design, Optimization, and Experimental Evaluation, IEEE Transactions on Instrumentation and Measurement. DOI: 10.1109/TIM.2020.2978568.

-- DM Baca Lopez, Rafiq Ahmad* (2020). Tensile Mechanical Behaviour of Multi-Polymer Sandwich Structures via Fused Deposition Modelling, Polymers 12 (3), 651.

-- Shi An, Pablo Martinez, Mohammad Al-Hussein, Rafiq Ahmad* (2020). BIM-based decision support system for automated manufacturability check of wood frame assemblies, Automation in Construction 111, 103065.

-- DM Baca Lopez, Rafiq Ahmad* (2020). The impact on the mechanical properties of multi-material polymers fabricated with a single mixing nozzle and multi-nozzle systems via fused deposition modeling, The International Journal of Advanced Manufacturing Technology 106 (9), 4509.

-- Pablo Martinez, Adriana Vargas-Martinez, Armando Roman-Flores, Rafiq Ahmad* (2020). A science mapping study on learning factories research, Procedia Manufacturing 45, 84-89.

-- Huangchao Yu, Huajie Hong, Su Cao, Rafiq Ahmad (2020). Topology Optimization for Multipatch Fused Deposition Modeling 3D Printing, Applied Sciences 10 (3), 943.

-- Cole Masse, Pablo Martinez, Pierre Mertiny, Rafiq Ahmad* (2020). A Hybrid Method Based on Systems Approach to Enhance Experiential Learning in Mechatronic Education, 2019 7th International Conference on Control, Mechatronics and Automation (ICCMA), Delft, Netherlands, 2019, 403-407, doi: 10.1109/ICCMA46720.2019.8988746.

-- Pablo Martinez, Mohammad Al-Hussein, Rafiq Ahmad*. (November 2019). A scientometric analysis and critical review of computer vision applications for construction. Automation in Construction. 107, 102947.

-- Yufan, Jikai Liu, Zilu Liu, Tian Wang, Rafiq Ahmad*. (2019). A primitive-based 3D reconstruction method for remanufacturing. The International Journal of Advanced Manufacturing Technology. 103(9-12): 3667-3681. http://dx.doi.org/https://doi.org/10.1007/s00170-019-03824-w

-- Jikai Liu, Yufan Zheng, Rafiq Ahmad, Jinyuan Tang, Yongsheng Ma. (2019). Minimum length scale constraints in multi-scale topology optimisation for additive manufacturing. Virtual and Physical Prototyping. 14(3): 229-241.

-- Pedro Yepez, Basel Alsayyed, Rafiq Ahmad*. (2019). Intelligent assisted maintenance plan generation for corrective maintenance. Manufacturing Letters. 21: 7-11.

-- Mohammad Abdelghani, John Doucette, Rafiq Ahmad. (2019). A Survey on Information Flow Tools in Alberta's Construction Industry. Modular and Offsite Construction (MOC) Summit Proceedings. Modular and Offsite Construction Summit, Banff, Canada. University of Alberta Libraries, http://dx.doi.org/https://doi.org/10.29173/mocs131

-- ITANI A, Rafiq Ahmad*, Al-Hussein M,. (2019). A Collaborative Scheme for DFX Techniques in Concurrent Engineering Mitigated with Total Design Activity Model. Modular and Offsite Construction (MOC) Summit Proceedings. Modular and Offsite Construction (MOC) Summit, Banff, Canada. University of Alberta Libraries, http://dx.doi.org/https://doi.org/10.29173/mocs70

-- MARTINEZ P, Al-Hussein M, Rafiq Ahmad*. (2019). Automatic Selection Tool of Quality Control Specifications for Off-site Construction Manufacturing Products: A BIM-based Ontology Model Approach. Modular and Offsite Construction (MOC) Summit Proceedings. Modular and Offsite Construction (MOC) Summit, Banff, Canada. University of Alberta Libraries, http://dx.doi.org/https://doi.org/10.29173/mocs87

-- Jikai Liu, Qian Chen, Yufan Zheng, Rafiq Ahmad, Jinyuan Tang, Yongsheng Ma*, (2019). Level set-based heterogeneous object modeling and optimization. Computer-Aided Design, 110, 50-68, https://doi.org/10.1016/j.cad.2019.01.002.

-- Nabeel Malik, Rafiq Ahmad*, Mohammad Al-Hussein. (April 2019). Minimizing joist cutting waste through dynamic waste allocation in panelized floor manufacturing. International Journal of Construction Education and Research. DOI: 10.1080/15623599.2019.1602581

-- Nabeel Malik, Rafiq Ahmad*, Mohammad Al-Hussein, (2019). Generation of safe tool-paths for automatic manufacturing of light gauge steel panels in residential construction. Automation in Construction, 98, 46-60.

-- Mohammad Alghamdy, Rafiq Ahmad, Basel Alsayyed. (2019). Material Selection Methodology for Additive Manufacturing Applications. Procedia CIRP. 84, 486-490.

-- Jikai Liu, Jinyuan Tang, Ahmad R, Yongsheng Ma. (2019). Meta-Material Topology Optimization with Geometric Control. Computer-Aided Design and Applications. 16(5): 951-961.

-- Shi An, MARTINEZ P, Rafiq Ahmad*, Al-Hussein M,. (2019). Ontology-Based Knowledge Modeling for Frame Assemblies Manufacturing. Proceedings of the 36th ISARC. 36th International Symposium on Automation and Robotics in Construction (ISARC 2019), Banff, Canada (709-715). DOI: https://doi.org/10.22260/ISARC2019/0095

-- Lei Li, Jikai Liu*, Rafiq Ahmad, Y. Ma, A. J. Qureshi, (2019). Multi-view feature modeling for design-for-additive manufacturing. Advanced Engineering Informatics, 39, 144-156. https://doi.org/10.1016/j.aei.2018.12.004.

-- Pablo Martinez, Rafiq Ahmad*, Mohammad Al-Hussein. (2019). Real-time visual detection and correction of automatic screw operations in dimpled light-gauge steel framing with pre-drilled pilot holes. Procedia Manufacturing. 34: 798-803.

-- Jikai Liu, Yufan Zheng, Yongsheng Ma, A. J. Qureshi, Rafiq Ahmad*, (2019). A topology optimization method for hybrid subtractive-additive remanufacturing. International Journal of Precision Engineering and Manufacturing-Green Technology, DOI:10.1007/s40684-019-00075-8.

-- Pablo Martinez, Rafiq Ahmad*, Mohammad Al-Hussein, (2019). A Vision-based System for Pre-Inspection of Steel Frame Manufacturing. Automation in Construction, 97, 151-163.

-- Anas ITANI, Rafiq Ahmad*, Mohammad Al-Hussein. (2019). A Decision Tool to Simulate the Concurrent Interdependencies Between Multi-DFX Techniques in Machine Design Conflict Resolution. Proceedings of the 36th ISARC, Banff, Alberta, Canada. 36th International Symposium on Automation and Robotics in Construction (ISARC 2019), Banff, Canada (1-9). The International Association for Automation and Robotics in Construction, http://dx.doi.org/https://doi.org/10.22260/ISARC2019/0001.

-- Shi An, Pablo Martinez, Rafiq Ahmad*, (2019). Mohammad Al-Hussein, Ontology-Based Knowledge Modeling for Frame Assemblies Manufacturing. 36th International Symposium on Automation and Robotics in Construction (ISARC 2019). DOI: https://doi.org/10.22260/ISARC2019/0095

-- Pablo Martinez, Rafiq Ahmad*, Mohammad Al-Hussein, (2019). Automatic Selection Tool of Quality Control Specifications for Off-site Construction Manufacturing Products: A BIM-based Ontology Model Approach. Modular and Offsite Construction Summit (MOC 2019). DOI: https://doi.org/10.29173/mocs87

-- Anas Itani, Rafiq Ahmad*, Mohammad Al-Hussein, (2019). A Collaborative Scheme for DFX Techniques in Concurrent Engineering Mitigated with Total Design Activity Model. Modular and Offsite Construction Summit (MOC 2019). DOI: https://doi.org/10.29173/mocs70

-- Anas Itani, Rafiq Ahmad*, Mohammad Al-Hussein, (2019). A Decision Tool to Simulate the Concurrent Inter-dependencies Between Multi-DFX Techniques in Machine Design Conflict Resolution. 36th International Symposium on Automation and Robotics in Construction (ISARC 2019). DOI: https://doi.org/10.22260/ISARC2019/0001.

-- Saraswati Jituri, Brian Fleck, Rafiq Ahmad*, (2018). Lean OR ERP - A Decision Support System to Satisfy Business Objectives. Procedia CIRP, 70, 422-427.

-- Pedro Yepez, Basel Alsayyed, Rafiq Ahmad*, (2018). Automated Maintenance Plan Generation Based On CAD Model Feature Recognition. Procedia CIRP, 70, 35-40.

-- Rafiq Ahmad*, Cole Masse, Saraswati Jituri, John Doucette, Pierre Mertiny, (2018). Alberta Learning Factory for training reconfigurable assembly process value stream mapping. Procedia Manufacturing, 23, 237-242.

-- Jikai Liu, Yongsheng Ma, A.J. Qureshi, Rafiq Ahmad*, (2018). Light-weight shape and topology optimization with hybrid deposition path planning for FDM parts. The International Journal of Advanced Manufacturing Technology, 97 (1-4), 1123-1135.

-- Nabeel Malik, Rafiq Ahmad*, Mohammad Al-Hussein, (2018). Investigating effects of reduced technological constraints on cycle time through simulation modelling for automated steel wall framing. Proceedings, 2018 Modular and Offsite Construction Summit, Hollywood, FL, USA, Mar. 22-25.

-- Saraswati Jituri, Brian Fleck, Rafiq Ahmad*, (2017). A methodology aiming to satisfy Key Performance Indicators for successful ERP implementation in SMEs. International Journal of Innovation, Management and Technology, (ICCMA2017, BEST PAPER AWARD) V09N2, 79-84.

-- Baltej S. Rupal, Rafiq Ahmad, A.J. Qureshi*, (2018). Feature-Based Methodology for Design of Geometric Benchmark Test Artifacts for Additive Manufacturing Processes. Procedia CIRP, 70, 84-89.

-- Yufan Zheng, A. J. Qureshi, Rafiq Ahmad*, (2018). Algorithm for remanufacturing of damaged parts with hybrid 3D printing and machining process. Manufacturing Letters, 15, 38-41.

-- Xu. Shen, Fugui Xie, Xin-Jun Liu, Rafiq Ahmad*, (2017). An NC Code Based Machining Movement Simulation Method for a Parallel Robotic Machine. In: Huang Y., Wu H., Liu H., Yin Z. (eds) Intelligent Robotics and Applications. ICIRA 2017. Lecture Notes in Computer Science, vol 10463. Springer, Cham.

-- Rafiq Ahmad*, Peter Plapper, (2015). Safe and Automated Assembly Process using Vision assisted Robot Manipulator, CIRP Procedia, 48th CIRP Conference on Manufacturing Systems, (Naples), Italy, 24 - 26 June 2015.

-- Rafiq Ahmad*, Stephane Tichadou; Jean Yves Hascoet, (2016). Knowledge-based Intelligent Decision system for Production Planning, International Journal of Advanced Manufacturing Technology, 89, 1717-1729.

-- Rafiq Ahmad*, Peter Plapper, (2016). Path planning self-learning Algorithm for a dynamic changing environment. 3rd International Conference on Control, Mechatronics and Automation (ICCMA- 2015), Barcelona, Spain. MATEC Web of Conferences 42, 03002, https://doi.org/10.1051/matecconf/20164203002

-- Rafiq Ahmad*, Stephane Tichadou; Jean Yves Hascoet, (2016). Generation of safe and intelligent tool-paths for multi-axis machine-tools in a dynamic 2D virtual environment, Computer Integrated Manufacturing, 29(9), 982-995, 2016.

-- Rafiq Ahmad*, Peter Plapper, (2016). Human-Robot Collaboration: Twofold strategy algorithm to avoid collisions using ToF sensor. International Journal of Materials, Mechanics and Manufacturing2016 Vol.4(2): 144-147 ISSN: 1793-8198 DOI: 10.7763/IJMMM.2016.V4.243. International Conference on Control Mechatronics and Automation (UAE 2014).

-- Rafiq Ahmad*, Peter Plapper, (2016). Ant-Air Self-learning Algorithm for Path Planning in a Cluttered Environment. International Journal of Materials, Mechanics and Manufacturing2016 Vol.4(2): 127-130 ISSN: 1793-8198. DOI: 10.7763/IJMMM.2016.V4.249. (UAE 2014).

-- Rafiq Ahmad*, Peter Plapper, (2015). Robot and Human safety in a semi-automated assembly workspace. IEEE IROS2015 conference, Workshop on Safety for Human-Robot Interaction in industrial settings, Hamburg, Germany

-- Rafiq Ahmad*, Stephane Tichadou, Jean-Yves Hascoet, (2015) Generation of safe and intelligent tool-paths for multi-axis machine-tools in a dynamic 2D virtual environment. International Journal of Computer Integrated Manufacturing, 29 (9), 982-995, https://doi.org/10.1080/0951192X.2015.1130258

-- Rafiq Ahmad*, Peter Plapper, (2015). Safe and Automated Tool-Path Generation for Multi-Axis Production Machines, IMECE2014-36742, V02BT02A034; https://doi.org/10.1115/IMECE2014-36742.

-- Rafiq Ahmad*, Peter Plapper, (2015) 2D Tool-Path Generation Method for Multi-Axis Milling Machine using ToF camera, 11th International Conference on High Speed Machining-Advances in Manufacturing Technology.

-- Rafiq Ahmad*, Nathalie Lahonde, Jean.F Omhover (2014) Game Methodology for Design Methods and Tools Selection. Journal of Learning Design 7 (1), 1-9.

-- Rafiq Ahmad*, Stephane Tichadou; Jean Yves Hascoet. (2012). 3D Safe and intelligent trajectory generation for multi-axis machine tools using machine vision. Computer Integrated Manufacturing, 26 (4), pp. 365-385, 2012.

-- Rafiq Ahmad*, Stephane Tichadou; Jean Yves Hascoet. (2012). New computer vision based snakes and ladders algorithm for the safe trajectory of two axis CNC machines. Computer-Aided Design, 44, 355-366, 2012.

-- Rafiq Ahmad*, Stephane Tichadou; Jean Yves Hascoet., (2010). Integration of vision based image processing for multi-axis CNC machine tool safe trajectory generation and collision avoidance. Journal of Machine Engineering, 10, 2010. International conference on MODEL BASED MANUFACTURING, Karpacz, Poland.

-- Rafiq Ahmad*, Stephane Tichadou, Jean-Yves Hascoet, (2010) Safe and Efficient Trajectory generation while avoiding multi-axis machine tool collision by image processing, 8th International Conference on High Speed Machining.