Research

Article

Araghi, Mojtaba and Balcıoğlu, Ahmet Barış, (2019) “Using discrete event simulation to fit probability distributions for autocorrelated service times”. Published Online First http://dx.doi.org/10.1080/03155986.2019.1624474 INFOR: Information Systems and Operational Research (SCI, SSCI)
Sahba, Pedram and Balcıoğlu, Ahmet Barış and Banjevic, Dragan, (2015) “The impact of disruption characteristics on the performance of a server”. Published Online First http://dx.doi.org/10.1007/s10479-015-2075-2 Annals of Operations Research (SCI)
Kanavetas, Odysseas and Balcıoğlu, Ahmet Barış, () “The “sensitive” Markovian queueing system and its application for a call center problem”. Published Online First http://dx.doi.org/10.1007/s10479-018-2802-6 Annals of Operations Research (SCI)
Sahba, Pedram and Balcıoğlu, Ahmet Barış and Banjevic, Dragan, (2018) “Multilevel rationing policy for spare parts when demand is state dependent”, OR Spectrum, Vol.40, No.3, 751-780 (SCI, SSCI)
Kahvecioğlu, Gökçe and Balcıoğlu, Ahmet Barış, (2016) “Coping with production time variability via dynamic lead-time quotation”, OR Spectrum, Vol.38, No.4, 877-898 (SCI)
Liang, William Kun and Balcıoğlu, Ahmet Barış and Svaluto, Robert, (2013) “Scheduling policies for a repair shop problem”, Annals of Operations Research, Vol.211, No.1, 273-288 (SCI)
Sarhangian, Vahid and Balcıoğlu, Ahmet Barış, (2013) “A first passage time problem for spectrally positive Lévy processes and its application to a dynamic priority queue”, Operations Research Letters, Vol.41, No.6, 659-663 (SCI)
Sahba, Pedram and Balcıoğlu, Ahmet Barış and Banjevic, Dragan, (2013) “Spare parts provisioning for multiple k-out-of-n:G systems”, IIE transactions (Sl), Vol.45, No.9, 953-963 (SCI)
Sarhangian, Vahid and Balcıoğlu, Ahmet Barış, (2013) “Waiting time analysis of multi-class queues with impatient customers”, Probability in the Engineering and Informational Sciences, Vol.27, No.3, 333-352 (SCI)
Sahba, Pedram and Balcıoğlu, Ahmet Barış and Banjevic, Dragan, (2013) “Analysis of the finite-source multiclass priority queue with an unreliable server and setup time”, Naval Research Logistics, Vol.60, No.4, 331-342 (SCI)
Sheridan, Patricia Kristine and Gluck, Erich and Guan, Qi and Pickles, Thomas and Balcıoğlu, Ahmet Barış and Benhabib, Beno, (2013) “The dynamic nearest neighbor policy for the multi-vehicle pick-up and delivery problem”, Transportation Research Part A: Policy and Practice, Vol.49, 178-194 (SCI)
Abouee-Mehrizi, Hossein and Balcıoğlu, Ahmet Barış and Baron, Opher, (2012) “Strategies for a centralized single product multiclass M/G/1 make-to-stock queue”, Operations Research, Vol.60, No.4, 803-812 (SCI)

Projects

-, Bekleme Sistemlerinde Müsterilere Seçenek Sunarak ve Sistem Hakkında Bilgi Vererek Performans Artırımı, funding: Tübitak, March 2014
-, Çağrı Merkezi Operasyonları için Personel ve Takım Atama Yöntemleri Geliştirme, funding: Bilim, Sanayi ve Teknoloji Bakanlığı San-Tez Projesi, September 2013

  1. "Mean Waiting Time Approximations in the G/G/1 Queue", Queueing Systems, Vol. 46, No. 3, 481-506, 2004. (with Jagerman, D. L., Altiok, T.,Melamed, B.)
  2. "Approximate Mean Waiting Time in a GI/D/1 Queue with Autocorrelated Times to Failures," IIE Transactions, Vol. 39, No. 10, 985-996, 2007 (with Jagerman, D. L., and Altiok, T.)
  3. "Merging and Splitting Autocorrelated Arrival Processes and Impact on Queueing Performance," Performance Evaluation, Vol. 65, 653-669, 2008 (with Jagerman, D. L., and Altiok, T.)
  4. "Tutorial on Constructing a Red Blood Cell Inventory Management System with Two Demand Rates", European Journal of Operational Research Vol. 185, No. 3, 1051-1059, 2008 (with Kopach, R., and Carter, M.)
  5. "The Impact of Production Time Variability on Make-to-Stock Queue Performance", European Journal of Operational Research, Vol. 194, 847-855, 2009 (with Sanajian, N.) doi:10.1016/j.ejor.2008.01.020.
  6. "Approximations for the M/GI/N+GI Type Call Center", Queueing Systems, Vol. 58, No.2, 137-153, 2008 (with Iravani, F.) doi:10.1007/s11134-008-9064-y.
  7. "Benefits of Cross-Training in a Skill-Based Routing Contact Center with Priority Queues and Impatient Customers ", IIE Transactions, Vol. 41, 524-536, 2009 (with Ahghari, M.)
  8. "A New Renewal Approximation for Certain Autocorrelated Processes", OR Letters, Vol. 36, No. 1, 133-139, 2008 (with Araghi, M.)
  9. "On Priority Queues with Impatient Customers", Queueing Systems, Vol. 58, No. 4, 239-260, 2008 (with Iravani, F.)  doi:10.1007/s11134-008-9069-6.
  10. "Scheduling Policies in the M/G/1 Make-to-Stock Queues", Journal of the Operational Research Society, Vol. 61, 115-123, 2010 (with Abouee-Mehrizi, H. and Sanajian, N.)
  11. "On the Use of Phase-Type Distributions for Inventory Management with Supply Disruptions", Applied Stochastic Models in Business and Industry, Vol. 27, No. 6, 660-675, 2011 (with Gurler, U.) DOI: 10.1002/asmb.879.
  12. "The Impact of Transportation Delays on Repairshop Capacity Pooling and Spare Part Inventories ", European Journal of Operational Research, Vol. 214, 674-682, 2011 (with Sahba, P.) doi:10.1016/j.ejor.2011.05.022