Seminar: Cardinality Induced Disaggregated Formulation of the Generalized Assignment Problem and Its Facets

19/10/2018 @ 13:30 – Ishwar Murthy Indian Institute of Management, Bangalore     We present a new disaggregated formulation of the Generalized Assignment Problem (GAP), consisting of O(mn2) variables and constraints, where m denotes the number of agents and n the number of jobs. In contrast, the traditional formulation consists of O(mn) variables and constraints. The disaggregated formulation is […]

Seminar: Agricultural Insurance Portfolio Risk Assessment Model

06/04/2018 @ 13:30 – 15:15 – Agricultural Insurance Portfolio Risk Assessment Model Assoc. Prof.  Kasırga Yıldırak, Department of Actuarial Sciences, Hacettepe University April 6, Friday 13:30 EA-409 Abstract 8 years of claims data collected by Turkish Agricultural Insurance Pool (TARSIM) is analyzed to build a portfolio risk management model for internal reporting, reinsurance pricing and actuarial pricing. In order to reduce […]

Seminar: Impacts of Distributed Generation and Electric Vehicles on Distribution Network Charges

23/02/2018 @ 13:30 – 15:30 –  Impacts of Distributed Generation and Electric Vehicles on Distribution Network Charges Research Assoc. Sinan Kufeoglu, The Energy Policy Research Group, Judge Business School, University of Cambridge Feb 23, Friday 13:40 EA-409 Abstract The share of distributed energy sources is getting larger every day. Traditional distribution systems are not designed for the bidirectional power flow, which […]

SEMINAR: An Alternative Formulation and an Optimization Based Heuristic for the Reviewer Assignment Problem

01/12/2017 @ 13:40 – 15:40 – Prof. Dr. Emre Alper Yıldırım Industrial Engineering, Koç University Dec 1, Friday 13:40 EA-409 Abstract Peer review systems are based on evaluating a scholarly work, referred to as a proposal, by experts in that field. In such a system, we consider the reviewer assignment problem, i.e., the problem of assigning proposals to reviewers under the assumption that each […]

Seminar: Logic based Benders decomposition algorithm for single machine scheduling problem with sequence dependent setup times and overtime

24/11/2017 @ 13:30 – 15:30 – Logic based Benders decomposition algorithm for single machine scheduling problem with sequence dependent setup times and overtime Doç. Dr. Hakan Gültekin Industrial Engineering, TOBB ETU Nov 24, Friday 13:40 EA-409 Abstract We consider a real-world application in which a single machine produces multiple job types. Each job has a specific deadline, which must be satisfied. […]

Seminar: Restoring Accessibility for Effective Disaster Response

03/11/2017 @ 13:30 – 15:30 – Doç. Dr. Sibel Salman School of Engineering, Koc University Nov 3, Friday 13:40 EA-409 Abstract A common consequence of natural disasters is the destruction of infrastructure, including roadways that are critical for disaster response operations. For instance, after an earthquake, collapsed buildings, bridges and viaducts, as well as damage in the roads caused by sliding, […]

Managing Procurement from Competing Suppliers with Limited Capacities

13/10/2017 @ 13:30 – 15:00 – Prof. Abdullah Dasci School of Management, Sabanci University Oct 13, Friday 13:40 EA-409 Abstract Many industries are characterized by large buyers and suppliers whose decisions are influenced by the strategic interactions among them. Here we present an economic model for a monopolistic buyer that needs to procure a critical item from two candidate suppliers that […]

SEMINAR : CITY LOGISTICS

06/10/2017 @ 13:30 – 15:30 – Prof. Haldun Sural METU, Industrial Engineering Oct 6, Friday 13:40 EA-409 Abstract City logistics (CL) aims to improve urban freight transportation systems by considering the costs and benefits to the society, integrating the individual actors, and changing segmented components of the freight transportation into a cooperative setting. This study provides an overview of challenges appeared […]

SEMINAR: An Analysis of Time-Based Pricing in Electricity Supply Chains

21/07/2017 @ 13:30 – 15:30 – An Analysis of Time-Based Pricing in Electricity Supply Chains​     Özge İşlegen Northwestern University Kellogg School of Management July 21st, Friday 13:40 EA-409 This paper empirically evaluates the impact of time-based tariffs on electricity supply chains. We investigate the residential electricity demand and supply equilibrium, using data from a field experiment conducted by the Ireland […]

Healthcare Workshop 2017

20/07/2017 – 27/07/2017 @ 09:30 – 12:30 – Burhan Sandikci- Healthcare Workshop July 19 9:30-12:30  EA502 July 20 9:30-12:30  EA502 July 25 9:30-12:30  EA502 July 27 9:30-12:30  EA502 For details, please see the link above.