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Projects

Projects by Dr. Saif Ullah

1. Title:

Resource optimization in hospitals for healthcare 4.0 perspectives

2. Aim:

The aim of the project is to develop a method and a system for efficient planning and scheduling of surgeries in the operation theatre complex of hospitals in a rolling horizon and integrating all levels of decision-making.

3. Objectives:

• Development of method to identify bottleneck resource in hospital
• Identification of objecives and constraints of the hospital
• Development of mathematical models with identified objectives and constraints using mixed integer linear programming.
• Development of constraint-based heuristics solutions for optimization of developed models and multi-level planning and scheduling of hospital
• Development of intelligent planning and scheduling system using developed system models and their optimal solution methods.
• Collection of real time data for case study from a case hospital
• Applying the develped system in collaborative hospital to test the performance of developed system.

4. Projects highlights 

 

5. Achievements

International Journal Publications

List of Research Publication in International Journals

1. Aisha Tayyab, Saif Ullah, A two-stage genetic artificial bee colony algorithm for solving integrated operating room planning and scheduling problem with capacity constraints of downstream wards”, IEEE Access, 2022,  1-19, DOI:10.1109/ACCESS.2022.3229709. (Corresponding Author) (Impact Factor: 4.098)
2. Aisha Tayyab, Saif Ullah, Toqeer Mahmood, Yazeed Yasin Ghadi, Bushra Latif, Hanan Aljuaid, "Modelling of Multilevel Planning of Shifting Bottleneck Resources Integrated with Downstream Wards in a Hospital," Applied Sciences, 2023, vol. 13(6), 3616. https://doi.org/10.3390/app13063616
3. Aisha Tayyab, Saif Ullah, Mohammed Fazle Baki, “An Outer Approximation Method for Scheduling Elective Surgeries with Sequence Dependent Setup Times to Multiple Operating Rooms”, Mathematics, 2023, 11(11), 2441. (Impact Factor: 2.59), https://doi.org/10.3390/math11112441
4. Muhammad Shahzad Saleem, Saif Ullah, “Prediction of Elective Patients and Length of Stay in Hospital, International Journal of Innovations in Science & Technology, Volume 6, Issue 2, pp: 849-865, 2024.

International Conferences

List of Research Publication in International Conferences

1. Saif Ullah, “Resource Optimization Through Multi-Level Planning and Scheduling on Constraints”, at in 2^nd International Conference on Knowledge Based Textiles, National Textile University, Faisalabad, Pakistan held on 14-15 February, 2023.
2. Invited as Keynote Speaker and session chair at International Conference on Design and Technology (ICoDT2) held on October 3-4, 2023 at National University of Science and Technology, H-12, Islamabad, Pakistan.
3. Shaaf Amjad, Ullah Saif, Aisha Tayyab, “A Machine Learning Based Approach for Predicting Patients Admission Statistics in Hospitals Using Electronic Health Records”, 8th Multi Disciplinary Student Research International Conference (MDSRIC) 2023, 06 – 07 December 2023 Wah/Pakistan.
4. Aisha Tayyab, Ullah Saif, “A constraint heuristic for intelligent planning and scheduling of operating rooms in industry 4.0 perspectives”, Proceedings of IMEC-2024, 4th-5th March 2024, Karachi, Pakistan.
5. Saif Ullah, Javaid, Mirza Jahanzaib, “Integrating Environmental Impact into Simulation-Based Production Scheduling”, 2nd International Conference on Climate Induced Natural Disasters and Mitigation (ICCINDM), in Karakorum international university, Gilgit, Pakistan September 25 - 26, 2024.
6. Saif Ullah, “Human centric intelligent planning and scheduling systems for manufacturing and service industries for Industry 5.0” at the 9th Multi-Disciplinary Student Research International Conference at WEC, Wah, Pakistan, 16-17 October, 2024. (Keynote Speaker)
7. Saif Ullah, “Human centric intelligent planning and scheduling systems for textile manufacturing and service industries for Industry 5.0” at 4^th international conference on knowledge based textiles (ICKT-2025), National Textile University, Faisalabad, Pakistan, February, 19-20, 2025. (Keynote Speaker)
8. Shehzad Saleem, Saif Ullah, 2nd international Conference on Modern Technologies in Mechanical and Material Engineering (MTME) International conference in GIKI, Topi, Pakistan.

Seminars/Workshops/CPD Activities

List of Seminars/Workshops/CPD Activities

1. Organized and Participated as Speaker in CPD seminar on “Digital Twins and Data Analytics in Manufacturing Industries” at Department of Industrial Engineering, UET, Taxila on 16th November, 2022.
2. Participated in CPD seminar on “future perspectives on human machine systems” at UET, Taxila held on 16th March, 2022.
3. Participated as Guest Speaker in CPD seminar on “Digital Twins Technology for Industry 4.0” at Wah Engineering College, University of Wah, Wah Cant, held on 21^st October, 2022.
4. Participated as Guest Speaker in CPD seminar on “Outcome Based Education” at University of Chakwal, Chakwal held on 22nd December, 2022.
5. Participated as Guest Speaker in 2^nd International Conference on Knowledge Based Textiles on “Resource Optimization Through Multi-Level Planning and Scheduling on Constraints”, at National Textile University, Faisalabad, Pakistan held on 13-15 February, 2023.
6. Organized and Participated as Speaker in CPD seminar on “Resource Planning and Scheduling of Hospitals” at Department of Industrial Engineering, UET, Taxila on 22nd March, 2023.
7. Participated as Speaker in CPD seminar on “Complex Engineering Problems, Problem Based Learning and Open Ended Labs” at Department of Environmental Engineering, UET, Taxila on 17th August, 2023.
8. Organized and Participated as Speaker in CPD seminar on “Digital Twins based Intelligent Supply Chain of Hospitals” at Department of Industrial Engineering, UET, Taxila on 17th January, 2024.
9. Organized and Participated as Speaker in CPD seminar on “Resource Constraint Intelligent Planning of Hospitals” at Department of Industrial Engineering, UET, Taxila on 14th February, 2024.
10. Organized and Participated as Speaker in CPD seminar on “Resource Planning and Scheduling in Hospitals using Digital Twins Concept” at Department of Industrial Engineering, UET, Taxila on 6th March, 2024.
11. Participated as Speaker in CPD webinar on “Digital Twins and data driven intelligent planning and scheduling system for future of textile industry” at NTU, Faisalabad on 8th , January 2024.
12. Organized and participated in Seminar on “Resource Constraint Intelligent Planning of Hospitals at NED University Karachi on 24th May 2024.
13. Organized and participated in Seminar on “Digital Twins Based Intelligent Supply Chain of Hospitals” at UET, Peshawar on 5th June, 2024.
14. Organized and participated in Seminar on “Hospital Management Using Theory of Constraints” at University of Engineering and Applied Sciences, Sawat on 30 July, 2024.
15. Organized and participated in Seminar on “Resource Planning and Scheduling in Hospitals using Digital Twins Concepts” at University of Engineering and Applied Sciences, Sawat on 1st August, 2024.
16. Organized and participated in Seminar on “Digital transformation of hospitals” at Department of Industrial Engineering, University of Engineering and Technology, Taxila on 28-29 January, 2025.
17. Organized and participated in Seminar on “multi-level planning and scheduling of critical resources of hospitals” at Department of Industrial Engineering, University of Engineering and Technology, Taxila on February, 2025.
18. Organized and participated in Seminar on “Linking hospital supply chain with resource optimization of multiple hospitals” at Department of Industrial Engineering, University of Engineering and Technology, Taxila on March, 2025.
19. Participated as Speaker in Seminar on “Digital Twin Based Intelligent Supply Chain for Industry 4.0” for Erasmus Plus Project at Department of Industrial Engineering, University of Engineering and Technology, Taxila on 6^th March, 2025.

PhDs Produced

1. Dr. Aisha Tayyab (Registration Number 2017-UET/PhD-EM-11)

Thesis Title: An Intelligent Planning and Scheduling System for Hospitals-Case of Operation Theater Complex

Degree Status: Completed (March 2023)

2. Engr. Umair Shahid (Registration Number 2022-UET/PhD-EM-21)

Research Title: Resource Optimization in Hospitals for Healthcare 4.0 Perspectives

Degree Status: In Progress

MSCs Produced

1. Engr. Shaaf Amjad (Registration Number 19-MS-EMD/PT-01)

Thesis Title: A Machine Learning based Approach for Predicting Patient’s Admission Statistics in Local Hospitals using Electronic Health Records

2. Engr. Shehzad Saleem (Registration Number 19-MS-EMD/PT-01)

Thesis Title: Prediction of elective patients and their duration of stay in hospital using AI techniques

6. KPIs

Sr. No	Major Tasks and Deliverables	Current Status	Objective
1	Literature review related to the models and methods	Completed	1, 2, 3,4
2	Identification of objectives and constraints	Completed	2
3	Development of models for identification of bottleneck	Completed	3
4	Development of mathematical model for planning and scheduling objectives and constraints	Completed	3
5	Validation of the models	Completed	3
6	Development of constraint based heuristic for planning and scheduling	Completed	4
7	Development of small heuristics to incorporate in the overall constraint based heuristic for multi-level planning and scheduling	Completed	4
8	Programing of the developed model	Completed	3
9	Programing of solution methods	Completed	4
10	Test runs of the developed programs for models and solution methods	Completed	3, 4, 5
11	Development system for intelligent planning and scheduling using developed models and solution methods	Completed	5
12	Collection of data of case hospitals	Completed	6
13	Validation of performance of developed system with traditional methods used in hospitals and basic scheduling rules.	Completed	7

 

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Projects by Dr. Salman Hussain

1. TITLE

Welding Digitization for Industry 4.0

(NRPU Project No. 17025)

2. AIM

To develop a cost effective closed loop intelligent welding system for welding digitization in Industry 4.0.

3. OBJECTIVES

• Design and development of a welding robot

• Development of closed-loop control incorporating sensor feedback

• Development of machine learning algorithms for autonomous welding parameter control and defect detection

• Validating the effectiveness of the system by deploying it for welding research problems

4. PROJECT HIGHLIGHTS

• Developed SmartWeldX : A closed loop adaptive robotic welding system integrating an HDR vision-based AI module and rule-based feedback control for real-time defect detection and adaptive parameter adjustment

• Developed SenseWeldPro:  A multi-sensor intelligent monitoring system integrating HD camera, acoustic sensor, Hall sensor and infrared camera with YOLO and LSTM based AI models for surface and internal weld defect detection

• Developed two ROS based robotic welding prototypes with dedicated GUIs

5. ACHIEVEMENTS

• SmartWeldX AI module detected six weld quality classes in real time; YOLOv11 achieved ~99.43% accuracy ([email protected] ≈ 0.994)

• Acceptable weld rate improved from 40% (manual GTAW) to 82% with the adaptive system

• SenseWeldPro surface defect model achieved [email protected] = 0.994; internal defect monitoring achieved 99.89% accuracy for Hall sensor-based porosity detection and 99.52% for acoustic LSTM-based defect detection

• Hybrid TTT-TIC technique reduced longitudinal distortion from 0.105 mm to 0.043 mm (titanium side) and from 0.141 mm to 0.057 mm (SS 304 side)

• 4 impact factor journal publications and 5 international conference papers/presentations

• 2 MS students supervised and graduated

• 6 training sessions and 6 awareness/dissemination seminars reaching 450+ national and international participants

• Linkages established with NED Karachi, KIU Gilgit, NTU Faisalabad, UET Peshawar, and international partners (UNIMAP & UMPSA Malaysia via Erasmus+)

6. KPIs

• Publications: 4 SCI-indexed impact factor journal papers

• Conference Papers: 5 international conference presentations

• Research Degrees Supervised: 2 MS students

• Patents: 0 granted

• Products Developed: 1 (SmartWeldX / SenseWeldPro system)

• Processes/Methods Developed: 2

• Training & Seminars: 6 training sessions + 6 dissemination seminars

• Participants Reached: 450+ (national & international)

• Commercialization Interests: Eco Inspire Solution (Peshawar) and ROBIONIX Technologies (NUTECH, Islamabad)