Publications

List of Publications and Conference presentations

Publications in refereed journals
  • S. Subramanian and Rangaraj, N., "Optimizing large scale upgradations involving movable assets", Opsearch (2022), pp. 1-15, 2022

  • Tejas Ghorpade, Narayan Rangaraj, Order first split second heuristic for alternative routing strategy for freight railways, Transport Policy, 124 (2022) 139-148

  • Billa V, Noronha S, Bichu S, Kothari J, Kumar R, Mehta K, et al. A unified citywide dashboard for allocation and scheduling dialysis for COVID-19 patients on maintenance hemodialysis. Indian J Nephrol 2022; 31: 197-205

  • Tejas Ghorpade, Narayan Rangaraj, Rolling Horizon Models for Inter Depot Empty Container Repositioning, Winter Simulation Conference, 2019

  • Tejas Ghorpade, Narayan Rangaraj, Tilak Raj Singh, Real Time Charging Decision with Stochastic Battery performance for Commercial Electric Vehicles, Transport Research Procedia,  Euro Working Group on Transportation, 2019

  • Billa, V., Verma, U., Usulumarty, D., Rangaraj, N., Kumar, R., Sanap, G., Kothari, J. and Bichu, S., "A novel method to increase the kidney donor-pool: A fusion model linking the deceased donor wait-list to a paired kidney exchange program" Indian Journal of Transplantation, 2018;12:187-92

  • Goutam Sen, Mohan Krishnamoorthy, Narayan Rangaraj, and Vishnu Narayanan. Exact approaches for static data segment allocation problem in an information network. Computers and Operations Research, 2014

  • Niraj Ramesh Dayama, Mohan Krishnamoorthy, Andreas Ernst, Vishnu Narayanan and Narayan Rangaraj (2014), "Approaches for solving the container stacking problem with route distance minimization and stack rearrangement considerations", Computers & Operations Research, vol. 52 part A, pp. 68-83

  • Narayanaswami, S., and N. Rangaraj, "Modelling Disruptions and Resolving Conflicts Optimally in a Railway Schedule", Computers and Industrial Engineering, vol. 64, issue 1, pp. 469-481, 01/2013

  • Narayanaswami, S., and N. Rangaraj, "Scheduling and Rescheduling of Railway Operations: A Review and Expository Analysis", Technology Operations Management, pp. 1-21, 2012.

  • R. Gopalakrishnan and Narayan Rangaraj, "Capacity Management on Long-Distance Passenger Trains of Indian Railways",  Interfaces, v. 40, pp. 291-302, 2010

  • Sudhir Sinha, N. Rangaraj and N.Hemachandra, "Pricing surplus server capacity for mean waiting time sensitive customers", European Journal of Operational Research, v. 205, pp. 159-171, 2010

  • Sajeev A. George and Narayan Rangaraj, "A performance benchmarking study of Indian Railway zones", Benchmarking : An international journal, v.15, Issue 5, pp. 599-617, 2008

  • Rohit Bharill and Narayan Rangaraj, "Revenue management in railway operations: A study of the Rajdhani Express, Indian Railways", Transport. Res. Part A, 2008, doi:10.1016/j.tra.2008.03.007 

  • S. K. Sinha, N. Rangaraj and N. Hemachandra, "Logistics contracts to increase supply chain effectiveness: an illustration of a two-way penalty contract",  International Journal of Logistics Systems and Management, vol. 4,  Issue 3,  pp. 313 - 337, 2008

  • Sajeev A. George and Narayan Rangaraj, "New organisational competences for supply chain management: a study in the Indian context", International Journal of Value Chain Management, Vol.1, No.3, pp. 205-222, 2007

  • M.S.Gharote, N.Hemachandra and Narayan Rangaraj, "Periodic Review for Reverse Logistics with Remanufacturing, Stocking and Disposal", Technology, Operations and Management", v.1, pp. 30-44, 2007

  • Narayan Rangaraj, Milind Sohoni, Prashant Puniya and Jugal Garg, "Rake Linking for Suburban Train Services", Opsearch, v. 43, no. 2, 2006

  • A. Chande, S. Dhekane, N. Hemachandra and N. Rangaraj, "Perishable Inventory Management and Dynamic Pricing using RFID", Sadhana, v.30, Part 2 and 3, April-June, 2005

  • Jayan Moorkanat, P. G. Awate and N. Rangaraj, "Some new heuristic algorithms for dynamic capacitated lotsizing for convergent-divergent production flow networks with setup times", Opsearch, v. 40, no. 3, 2003

  • Jayan Moorkanat, P. G. Awate and N. Rangaraj, "Optimizing loading policies at a bottleneck facility in a refrigerator manufacturing plant with random rejects in assembly line", International Journal of Production Economics, vol 84, 2003, pp. 319-334

  • M. M. Akarte, N. V. Surendra, B. Ravi and N. Rangaraj, "Web based Casting Supplier Evaluation using Analytic Hierarchy Process", Journal of the Operational Research Society, vol 52, 2001

  • G. Raghuram and N. Rangaraj, "Logistics to Supply Chain Management: The Imperative Evolution", Asian Journal of Transport, Annual Number, December 1999

  • N. Rangaraj and M. V. Kamath, "Dynamic operational policies for the Bombay suburban rail transportation system", Journal of Transport Management, vol 20, no 2, 1996

  • U. Subba Raju, A. W. Date and N. Rangaraj, "Choice of technology and development perspectives", Technology Forecasting and Social Change, 1995

  • N. Rangaraj and J. R. Suresh, "Decision support for crew scheduling in urban transport", Journal of Transport Management, vol 18, no 3, March 1994

  • N. Rangaraj, G. Raghuram and M. V. Kamath, "Are passengers on Indian Railways paying their way? Parts I and II", Railway Fare and Freight Committee (Seminars and studies), Ministry of Railways, Govt of India, 1993

  • N. Rangaraj, J. S. Pang and S. P. Han, "Globally convergent Newton methods for nonsmooth equation", Mathematics of Operations Research, vol-17, 1992

  • N. Rangaraj, J. S. Pang and S. P. Han, "Minimization of locally Lipschitzian functions", SIAM Journal on Optimization, Vol-1, 1991

Other publications
  • Narayan Rangaraj, "Performance measures and the role of contracts in logistics and supply chain management", I-SCAN - Indian Supply Chain Analytic Network, v.1, Publication of the CII Institute of Logistics, Chennai, 2005 (PDF Link)
     
  • Narayan Rangaraj, "An analysis of cyclic timetables for suburban railway services", Abhivyakti, Journal of the Railway Staff College, Vadodara, Jan-March 2005. (PDF Link)
     
  • Narayan Rangaraj and G. Raghuram, "Viability of Inland Water Transport in India", presented at the Policy Retreat and Dissemination Workshop on Strengthening Policy Reforms for Transport Development in India, sponsored by Asian Development Bank and Dept of Economic Affairs, Delhi, September 2005. (PDF link)
     
  • G. Raghuram and Narayan Rangaraj, "Synthesis paper on Strengthening Policy Reforms for Transport Development in India", presented at the Policy Retreat and Dissemination Workshop, sponsored by Asian Development Bank and Dept of Economic Affairs, Delhi, September 2005
Papers published in refereed conference proceedings
  • Anoop K. P., Narayan Rangaraj, and Madhu Belur, "A heuristic based approach for freight path generation in a mixed traffic rail network", presented at the 8th International Conference on Business Analytics and Intelligence (ICBAI 2021), 20-22 December 2021, Bengaluru, India (online mode).

  • Anoop K. P., Narayan Rangaraj and Madhu Belur, "A simulation-based tool for crew planning in rail freight services", presented at the 54th Annual Convention of ORSI and International Conference on Applications of Operational Research in Business and Industries (AORBI 2021), 17-19 December 2021, Indore, India.

  • D. Miglani, M.N. Belur and N. Rangaraj, “Railway junction simulation and analysis for mixed rail traffic”, Proceedings of the Symposium on Advanced Train Control and Safety Systems for Indian Railways (ATCSSIR), Kharagpur, May 26-27, 2017

  • S. Dutta, N. Rangaraj, M.N. Belur, S. Dangayach and K.N. Singh, “Construction of periodic timetables on a suburban rail network-case study from Mumbai”, Proceedings of the International Conference on Railway Transport Technology, Lille, France, April 4-7, 2017

  • Niraj R. Dayama, M. Krishnamoorthy, N. Rangaraj, and V. Narayanan, "Algorithms and solution techniques for multiple cranes’ scheduling problem at cargo container trans-shipment terminals", International Conference on Optimization, Computing and Business Analytics , Kolkata, India, Allied Publishers, pp. 42-47, 12/2012

  • Aarthi Nandakumar, A. T. Ernst, M. Krishnamoorthy, N. Rangaraj, and V. Narayanan, "The Personnel Task Scheduling Problem with Variable Finish Times", International Conference on Optimization, Computing and Business Analytics , Kolkata, India, Allied Publishers, pp. 115-119, 12/2012.

  • Pulkit Jain, Narayan Rangaraj, Rahul Pandey, Hesham Rafi and M.Ravibabu, "Route generation for multi-modal Traffic Assignment using k-shortest paths", XIII Annual Conference of the Society of Operations Management (ACSOM2009-OM13), IIT Madras, December 2009.

  • N.Rangaraj and G.Raghuram, "Systems perspectives on Inland Water Transport", Proceedings of VISION 2020, The Strategic Role of Operational Research, 37th Annual Convention of the O.R.Society of India, Ahmedabad, January 2005 (Allied Publishers, New Delhi)

  • Sudhir K. Sinha, N. Rangaraj and N. Hemachandra, "Study of a two-way transportation contract", Proceedings of the fifth International Conference on Operations Research for Development ICORD-V, Jamshedpur, India, 228-233, December 2005

  • A. Chande, S. Dhekane, N. Hemachandra and N. Rangaraj, "Perishable Inventory Management and RFID Technology", in "Supply Chain Management in Global Enterprises", Proceedings of the 8th International Conference of the Society of Operations Management, NITIE, Mumbai, edited by Sushil Kumar, December 2004

  • Kartik Raghupati, N. Rangaraj and N. Hemachandra, "Bid Estimation in Combinatorial Auctions", in "Supply Chain Management in Global Enterprises", Proceedings of the 8th International Conference of the Society of Operations Management, NITIE, Mumbai, edited by Sushil Kumar, December 2004

  • M. S. Gharote, N. Hemachandra and Narayan Rangaraj, "Periodic Review Inventory Policies for a Hybrid Production System with Stocking and Disposal Options", ISL-2004 (International Symposium on Logistics) at the Indian Institute of Management, Bangalore, July 2004.

  • K. Chandrasekhar, Nitish Dave, N. Hemachandra and Narayan Rangaraj " Timing of Discount Offers for Perishable Inventories" Sixth Asia Pacific Operations Research Society, Delhi, December 2003. (PDF Link)

  • N. Rangaraj, A. Ranade, K. Moudgalya, C. Konda, M. Johri and R. Naik "Simulator for Line Capacity Planning" Sixth Asia Pacific Operations Research Society, Delhi, December 2003. (PDF Link)

  • N. Rangaraj and N. Viswanadham, "An example of a supply chain involving multimodal containerised transport", National Conference on Transportation Systems, Delhi, 2002. (PDF Link)

  • N. Rangaraj and A. K. Srivastava, "Some IT imperatives for Indian Railways in a supply chain management environment", National Connectivity Vision: Surface Transportation and Communication, Indian National Academy of Engineering, Hyderabad, 2001

  • N. Rangaraj and A. K. Srivastava, "Network capacity planning and operational control in Indian Railways", National Connectivity Vision: Surface Transportation and Communication, Indian National Academy of Engineering, Hyderabad, 2001

  • G. Raghuram, N. Rangaraj and M. V. Kamath, "Network based pricing for passenger services on Indian Railways", Refereed Proceedings of the National Conference on Transportation Systems and Studies, and Railway Fare and Freight Committee (Seminars and studies), Ministry of Railways, Govt of India, 1993

Papers presented at conferences
  • Akshat Bansal, Anoop K. P., and Narayan Rangaraj, "Exact and heuristic approaches for the Railway crew scheduling", presented at the 6th AIROYoung Workshop, 23-25 February 2022, Rome, Italy (presented online).

  • Crew Planning for Commuter Rail Operations, a case study on Mumbai, India, Naman Kasliwal, P. Sudarshan, Narayan Rangaraj, Madhu Belur, presented at OR-2019, Dresden, Germany, September, 2019

  • Swapnesh S. and Narayan Rangaraj, “Effect of standardization on rake utilization in rolling stock”, presented in 30th European Conference on Operational Research (EURO 2019), June 23 - 26 2019, Dublin, Ireland

  • Rail Scheduling for commuter services with resource optimization - a case study on Mumbai suburban harbour line rail network, Narayan Rangaraj, Anurag Agrawal, Soumya Dutta, Madhu Belur, Karuna Singh, B. Sebastian, presented at OR-2018, Brussels, September 2018

  • Tejas Ghorpade and Narayan Rangaraj, “Policies for Dynamic Assignment for Full Truckload One to One Pick up and delivery problem”, presented in 51st Annual Convention of Operational Research Society of India & International Conference (ORSI 2018), December 16-19 2018, Mumbai,  India

  • Manoj Kumar and Narayan Rangaraj, “Application of Earth Mover's Distance together with neural networks, on problems in Image recognition”, presented in 51st Annual Convention of Operational Research Society of India & International Conference (ORSI 2018), December 16-19 2018, Mumbai,  India

  • Swapnesh S. and Narayan Rangaraj, “Optimizing large scale upgradations involving movable assets”, presented in 51st Annual Convention of Operational Research Society of India & International Conference (ORSI 2018), December 16-19 2018, Mumbai,  India

  • Verma, U. and Rangaraj, N., "A heuristic approach for kidney exchange program" 8th VOCAL Optimization Conference: Advanced Algorithms, December 10 - 12th 2018, Esztergom, Hungary

  • Tejas Ghorpade and Narayan Rangaraj, “Order First Cluster Second Algorithm for Pick up and Delivery Problems”, presented in 29th European Conference on Operational Research (EURO 2018), July 8 - 11 2018, Valencia, Spain

  • S. Shekhar, A. Singh, M.N. Belur and N. Rangaraj, “Development of a railway junction simulator for evaluation of control strategies and capacity utilization”, Proceedings of the 5th IEEE Indian Control Conference (ICC), Delhi, pages 160-265, 9-11 Jan 2019

  • Verma U, Billa V, Rangaraj N and Usulumarty D "Cadaver driven chains in kidney exchange program" 21st conference of the International Federation of Operational Research Societies (IFORS), July 17 - 21st 2017, Quebec City, Canada.

  • Verma U and Rangaraj N "Heuristic solution and analysis of Kidney exchange program" 29th European Conference on Operational Research (EURO 2018), July 8 - 11th 2018, Valencia, Spain.

  • Niraj Ramesh Dayama, Mohan Krishnamoorthy, Narayan Rangaraj and Vishnu Narayanan (2012), Algorithms and solution techniques for multiple cranes' scheduling problem at cargo container trans-shipment terminals. *Intl. Conf. on Optimization, Computing & Business Analytics *(ORSI, Operational
    Research Society of India).

  • Tilak Raj Singh, N. Rangaraj, A. Schuette, and C. Schlange, "Calculation of products virtual configurations sets for variety management", XVI Annual International Conference of SOM, New Delhi, India, 12/2012

  • Tilak Raj Singh, C. Schlange, N. Rangaraj, and A. Schuette, "Customer order healing: translating products from past to future", International Conference on Optimization Modelling and Applications (OPTIMA-2012), University of Delhi, Delhi, 12/2012.

  • Tilak Raj Singh, and N. Rangaraj, "Managing product variety through customer choice modelling", Third Biennial Supply Chain Management Conference, Indian Institute of Management Bangalore, Bangalore, 12/2012.

  • Abhishek Singh Verma, and N. Rangaraj, "A New Heuristic for Car Selection in Automotive Paint Shop Scheduling", International Conference on Optimization Modelling and Applications (OPTIMA 2012), University of Delhi, Delhi, 12/2012.

  • Sweety Hansuwa, N. Rangaraj, and R. Pandey, "Some Practical Variants of the Vehicle Routing Problem", International Conference on Optimization Modelling and Applications (OPTIMA-2012), University of Delhi, Delhi, 12/2012.

  • L. Sundaravalli, Narayan Rangaraj and J. Venkateswaran, "SPARReS: Sequence Preserving Algorithm for Railway Rescheduling", 2nd International Conference in Information Systems, Technology and Management (ICISTM - 08), Dubai, UAE, March 2008.

  • N. Rangaraj, N. Hemachandra, A. Saroop, S. Sehgal and K.Ravikumar, "Product Variety Management" 10th Annual International Conference of Society of Operations Management, IIM-Ahmedabad, December 2006

  • Gaurav Singla and N. Rangaraj, "Supply Chain Decisions and Double Marginalization" 10th Annual International Conference of Society of Operations Management, IIM-Ahmedabad, December 2006

  • Ravindra Gokhale, N. Rangaraj and N.Hemachandra, "Impact of Signal Failures on Capacity and Timetabling in Suburban Operations Management" INFORMS-2006, Hong Kong, June 2006

  • Chetan Desai and N. Rangaraj, "Dynamic Balancing of Inventories in Retail Supply Chains", INFORMS-2006, Hong Kong, June 2006

  • S. Dekhane, N. Rangaraj, N. Hemachandra, M. Patil and M. Padalkar, "The Counter Bid Problem, "International Conference on Operations Research Applications in Infrastructure Development in Conjunction with the 2005 Annual Convention of Operational Research Society of India, ICORAID-2005-ORSI, Bangalore, December 2005

  • A. Chande, S. Dhekane and N. Hemachandra and N.Rangaraj, "Inventory Control of Perishable Items using RFID Technology" 8th Annual international conference of the Society of Operations Management, NITIE, Mumbai, December 2004

  • Kartik Raghupati, N. Rangaraj and N.Hemachandra, "Bid estimation in Combinatorial Auctions", 8th Annual international conference of the Society of Operations Management, NITIE, Mumbai, December 2004

  • N. Rangaraj, "Quantitative models for capacity planning in transport systems, ORSI Annual Convention, Ahmedabad, 2000

  • N. Rangaraj, M. Shenoy and M. V. Kamath, "Application of Constraint Logic Programming to Commuter Train Timetabling", presented at the Australian Workshop on Constraints, held in conjunction with the Australian Joint Conference on Artificial Intelligence, Griffith University, Brisbane, Australia, 1998

  • V. Paranjpe, P. G. Awate and N. Rangaraj, "Dynamic loading policy at a bottleneck facility feeding multiple component lines converging at a refrigerator assembly line, with random rejections at various points", ORSI Annual Convention, Mumbai, 1996

  • N. Rangaraj, "Timetabling strategies for suburban railway operations", at IT Tracks for IR (seminar organised jointly by IIT Bombay and Tata Unisys Ltd), April 1996

  • Jayan Moorkanat, P. G. Awate and N. Rangaraj, "Optimizing loading policies at a bottleneck facility in a refrigerator manufacturing plant with random rejects in assembly line", ORSI Annual Convention, Mumbai, 1996

  • N. Rangaraj and E. Paes, "Applications of simulated annealing to media planning", ORSI Annual Convention, New Delhi, 1995

  • N. Rangaraj and B. C. S. Krishnamohan, A systematic and quantitative view of capacity estimation and enhancement of the Indian Railway network", ORSI Annual Convention, Bhubhaneswar, 1993

  • N. Rangaraj and J. R. Suresh, "Crew Scheduling for urban bus operations", ORSI Annual Convention, Ahmedabad, 1992

Invited Papers at conferences
  • Narayan Rangaraj , "Modelling in e-Business and Supply Chain Management", Workshop on Frontiers of e-Business, organised by GM India Science Labs, held in Bangalore, December 8-9, 2005. (PDF Link)

  • Narayan Rangaraj , "An analysis of Operations, Mode Choice, Pricing and Network Economics of Container Movement", International Workshop on IT-Enabled Manufacturing, Logistics and Supply Chain Management held in Bangalore during December 15-16, 2003. (PDF Link)

  • N. Rangaraj and B. N. Vishnu, "Node capacity and terminal management on Indian Railways", Vision 2025, Railway Staff College, Vadodara, 2002 (PDF Link)

Technical reports and notes
  • N. Rangaraj, "Implication of the Zonal and Divisional Jurisdictions of the Indian Railway organization on their Operations", Industrial Engineering and Operations Research, IIT Bombay, 2006

  • Vishnu Narayanan and Narayan Rangaraj, "A network-based representation of track layouts in railway stations", Industrial Engineering and Operations Research, IIT Bombay, 2005 ( PDF link

  • S. Banerjee, Subir K Bhattacharyya, Sanak Mishra, S R Mediratta, Sudhaker Jha and Narayan Rangaraj, "Performance of an R & D Organization: RDCIS, SAIL", submitted to Sloan Management Review 

  • N. Rangaraj and M. Sohoni,"Meeting transport demands on a network: costs of loaded and empty movements and of waiting", Industrial Engineering and Operations Research, IIT Bombay (2001), also technical report at The Logistics Institute - Asia Pacific, National University of Singapore

  • N. Rangaraj and N. Viswanadham, "Multimodal containerised transport for export and import through Western India - a supply chain perspective", Industrial Engineering and Operations Research, IIT Bombay, 2001, also technical report at The Logistics Institute - Asia Pacific, National University of Singapore (PDF link)

  • N. Rangaraj,"A note on section scheduling", Industrial Engineering and Operations Research, IIT Bombay, 1997 (PDF Link)

  • N. Rangaraj and J. Mrug, "A decision support system for rake linking and related operational decisions", Industrial Engineering and Operations Research, IIT Bombay, 1997

  • N. Rangaraj and M. V. Kamath,"Demand-sensitive schedule generation for an urban mass transportation system", Industrial Engineering and Operations Research, IIT Bombay, 1995

Refereed case studies
  • Konkan Railway Corporation Limited [with B. Banerjee and G. Raghuram], Vikalpa v. 25, no. 1 (2000). 

  • National Automobiles Company (2000) [with Rahul Pandey and Amit Khare], Asian Case Research Journal, v.4, 207-224, (2000)

Other case studies
  • Super Gauge Limited [with Rahul Pandey and Rahul Patil] (2000)

  • Girish Harnesses Limited [with Rahul Pandey] (1999)

  • White Line Limited (1999)

  • Indian Electrical Motors Limited (1998) (PDF Link)

  • Quality Confectionery Limited [with D. Jakate] (1998)