Janakiraman Ganesh

Ganesh Janakiraman

Information about the author Ganesh Janakiraman will soon be added to the site.
Found 22 papers in total
Dual Sourcing Inventory Systems: On Optimal Policies and the Value of Costless Returns
Dual Sourcing Inventory Systems: On Optimal Policies and the Value of Costless Returns
2017
We study dual sourcing inventory systems with backordering and with stationary,...
On Integral Policies in Deterministic and Stochastic Distribution Systems
On Integral Policies in Deterministic and Stochastic Distribution Systems
2017
The ‘integrality’ question for dynamic optimization models of inventory...
Capacitated Multiechelon Inventory Systems: Policies and Bounds
Capacitated Multiechelon Inventory Systems: Policies and Bounds
2016
We study a periodically reviewed multiechelon serial inventory system with a capacity...
Optimal Policy for a Stochastic Scheduling Problem with Applications to Surgical Scheduling
Optimal Policy for a Stochastic Scheduling Problem with Applications to Surgical Scheduling
2016
We consider the stochastic, single‐machine earliness/tardiness problem (SET),...
A Stochastic Inventory Model With Fast-Ship Commitments
A Stochastic Inventory Model With Fast-Ship Commitments
2016
We present a multiperiod model of a retail supply chain, consisting of a single...
Optimal Descending Mechanisms for Constrained Procurement
Optimal Descending Mechanisms for Constrained Procurement
2015
Descending mechanisms for procurement (or, ascending mechanisms for selling) have been...
Integrality in Stochastic Inventory Models
Integrality in Stochastic Inventory Models
2014
We study several finite‐horizon, discrete‐time, dynamic, stochastic...
Parametric concavity in stochastic dynamic programs
Parametric concavity in stochastic dynamic programs
2011
We study a family of dynamic programs that are characterized by a deterministic vector...
Average Cost Single‐Stage Inventory Models: An Analysis Using a Vanishing Discount Approach
Average Cost Single‐Stage Inventory Models: An Analysis Using a Vanishing Discount Approach
2011
An important problem in the theory of dynamic programming is that of characterizing...
Capacitated serial inventory systems: Sample path and stability properties under base-stock policies
Capacitated serial inventory systems: Sample path and stability properties under base-stock policies
2010
We study a periodically reviewed multiechelon serial inventory system with a capacity...
New policies for the stochastic inventory control problem with two supply sources
New policies for the stochastic inventory control problem with two supply sources
2010
We study an inventory system under periodic review in the presence of two suppliers...
On the optimal policy structure in serial inventory systems with lost sales
On the optimal policy structure in serial inventory systems with lost sales
2010
We study a periodically reviewed, serial inventory system in which excess demand from...
A sample-path approach to the optimality of echelon order-up-to policies in serial inventory systems
A sample-path approach to the optimality of echelon order-up-to policies in serial inventory systems
2008
We present a new proof of the optimality of echelon order-up-to policies in serial...
Base‐stock policies in capacitated assembly systems: Convexity properties
Base‐stock policies in capacitated assembly systems: Convexity properties
2010
We study an assembly system with a single finished product managed using an echelon...
A decomposition approach for a class of capacitated serial systems
A decomposition approach for a class of capacitated serial systems
2009
We study a class of two-echelon serial systems with identical ordering/production...
A 2-Approximation Algorithm for Stochastic Inventory Control Models with Lost Sales
A 2-Approximation Algorithm for Stochastic Inventory Control Models with Lost Sales
2008
In this paper, we describe the first computationally efficient policies for stochastic...
An adaptive algorithm for finding the optimal base-stock policy in lost sales inventory systems with censored demand
An adaptive algorithm for finding the optimal base-stock policy in lost sales inventory systems with censored demand
2009
We consider a periodic-review, single-location, single-product inventory system with...
A comparison of the optimal costs of two canonical inventory systems
A comparison of the optimal costs of two canonical inventory systems
2007
We compare two inventory systems, one in which excess demand is lost and the other in...
Lost-sales problems with stochastic lead times: convexity results for base-stock policies
Lost-sales problems with stochastic lead times: convexity results for base-stock policies
2004
We consider a single-location inventory system with periodic review and stochastic...
Efficient auction mechanisms for supply chain procurement
Efficient auction mechanisms for supply chain procurement
2005
We consider multiunit Vickrey auctions for procurement in supply chain settings. This...
Inventory control in directed networks: a note on linear costs
Inventory control in directed networks: a note on linear costs
2004
We consider periodic review inventory control problems in directed networks, primary...
Minimizing flow time in cyclic schedules for identical jobs with acyclic precedence: The bottleneck lower bound
Minimizing flow time in cyclic schedules for identical jobs with acyclic precedence: The bottleneck lower bound
2003
This paper studies minimizing the flow time of a cyclic schedule for repeated...
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