Publications

M. Horwitch, H. Grupp, S. Maital, G. Sobel (Yom-Tov) and G. Dopelt, “Global integration of marketing and R&D: IBMs Haifa research laboratory and its ’Webcutter’ technology”, Appear at Getting Better at Sensemaking. A.G. Woodside (Ed.). JAI Press, Stamford, Connecticut, USA. pp. 203-214, 2000.

Galit B. Yom-Tov and Avishai Mandelbaum, “Erlang-R: A Time-Varying Queue with Reentrant Customers, in Support of Healthcare Staffing“, M&SOM Vol. 16, No. 2, pp. 283–299, Spring 2014. (Links to manuscript: msom.2013.0474; Online Supplement: Erlang_R supplement)

Carri W. Chan, Galit B. Yom-Tov and Gabriel Escobar, “When to use Speedup: An Examination of Service Systems with Returns“, Operations Research, Vol. 62, No. 2, pp. 462–482, March-April 2014 (DOI: 10.1287/opre.2014.1258). (Links to manuscript: ICU_fluid_FINAL) *Second Place: INFORMS 2012 JFIG best paper competition.*

Jing Dong, Pnina Feldman and Galit B. Yom-Tov. “Service System with Slowdowns: Potential Failures and Proposed Solutions“, Operations Research, Vol. 63, No. 2, pp. 305-324, 2015 (DOI: 10.1287/opre.2015.1346). (Link to manuscript: slowdown pdf (last update Nov 2014))

Mor Armony, Shlomo Israelit, Avishai Mandelbaum, Yariv N. Marmor, Yulia Tseytlin, and Galit B. Yom-Tov. “On Patient Flow in Hospitals: A Data-Based Queueing-Science Perspective”, Stochastic Systems, Vol. 5, No. 1, 146–194, 2015 (DOI: 10.1214/14-SSY153). (Link to manuscript:  Patient flow (May 2015) Extended Version)

Carri W. Chan and Galit B. Yom-Tov, “Managing Intensive Care Units: Speedup versus Admission Control”, Under revision. (Link to manuscript: PDF – last update 11/11/14)

Jing Dong, Elad Yom-Tov and Galit B. Yom-Tov, “The Impact of Delay Announcements on Hospital Network Coordination and Waiting Times”, Under review. (Link to manuscript:  PDF – Last update 01/10/16)

Johan S.H. van Leeuwaarden, Britt W.J. Mathijsen, Fiona Sloothaak, and Galit B. Yom-Tov “The Restricted Erlang-R Queue: Finite-Size Effects in Service Systems with Returning Customers”, Under review. (Link to manuscript: PDF – Restricted Erlang -R, Last update: 20/12/2016)

Galit B. Yom-Tov, Anat Rafaeli, Shelly Ashtar, Daniel Altman, Monika Westphal, Michael Natapov, Neta Barkay and Naama Tepper, “Customer Emotion in Chat Services: Automatic Identification and New Insights”. (Link to manuscript:  PDF – Customer Emotion in Chat Service, Last update 12/6/2017; Full version – Emotions in Chats, Last update: 10/5/2017 )

Daniel Altman, Anat Rafaeli, and Galit B. Yom-Tov “The Impact of Customer Emotions on Service Time”, Under preparation.

Shelly Ashtar, Anat Rafaeli, and Galit B. Yom-Tov “The Impact of Operational Load on Agent Withdrawal Behaviour in Service Systems”, Under preparation.

 

“Queues in Hospitals: Queueing Networks with ReEntering Customers in the QED Regime”. Ph.D. Thesis, Technion. (2010) (Link to manuscript: PHD)
“Portfolio Management Approach to Supplier Selection”. M.Sc. Thesis, Technion. (2006)