Search Results - "Phillis, Y.A."

Sustainability Assessment of Nations and Related Decision Making Using Fuzzy Logic by Kouloumpis, V.D., Kouikoglou, V.S., Phillis, Y.A.

“…This paper refines and extends in fundamental ways an existing model for the numerical assessment of sustainability called sustainability assessment by fuzzy…”
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A fuzzy approach to the balance of drop and delay priorities in differentiated services networks by Runtong Zhang, Phillis, Y.A., Jian Ma

“…Two of the objectives of Internet are to increase network capacity and offer high quality of differentiated services for traffic with real-time and…”
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Admission control and scheduling in simple series parallel networks using fuzzy logic by Runtong Zhang, Phillis, Y.A.

“…Two outstanding problems of admission control and scheduling in networks with three and two workstations, respectively, are solved using fuzzy logic. Neither…”
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A continuous-flow model for production networks with finite buffers, unreliable machines, and multiple products by Kouikoglou, V. S., Phillis, Y.A.

“…This paper presents a flow approximation of production networks with finite buffers and unreliable machines. Parts of various types compete for service before…”
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Fuzzy admission control and scheduling of production systems by Runtong Zhang, Phillis, Y.A.

“…Two outstanding problems of admission control and scheduling in networks with three and two workstations respectively are solved using fuzzy logic. In the…”
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Manufacturing flexibility measurement: a fuzzy logic framework by Tsourveloudis, N.C., Phillis, Y.A.

“…Flexibility is recognized as an important feature in manufacturing. This paper suggests a knowledge-based methodology for the measurement of manufacturing…”
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Analysis of Admission and Inventory Control Policies for Production Networks by Ioannidis, S., Kouikoglou, V.S., Phillis, Y.A.

“…Problems of inventory control and customer admission control are considered for a manufacturing system that produces one product to meet random demand. Four…”
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Fuzzy control of queueing systems with heterogeneous servers by Runtong Zhang, Phillis, Y.A.

“…We consider the problem of optimal control of queueing systems with heterogeneous servers in parallel. The system objective is to assign customers dynamically…”
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Fuzzy control of arrivals to tandem queues with two stations by Runtong Zhang, Phillis, Y.A.

“…We consider two queues in tandem, each of which has its own input of arriving customers, which, in turn, may either be accepted or rejected. Suppose that the…”
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Sustainable development: Decision making using fuzzy logic and sensitivity analysis by Phillis, Y.A., Kouikoglou, V.S., Andriantiatsaholiniaina, L.A.

“…Sustainable development is a process associated with social, economic, and environmental decisions. First one has to define and assess sustainable development…”
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Fuzzy assessment of machine flexibility by Tsourveloudis, N.C., Phillis, Y.A.

“…Manufacturing flexibility is a difficult and multifaceted concept that because of its inherent complexity and fuzziness is amenable to an artificial…”
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Fuzzy service rate control of queueing systems by Zhang, R., Phillis, Y.A.

“…We consider queueing systems in which the service rate is the controlled variable. The cost depends on the queue length and selected rate. The objective is to…”
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A monotonic fuzzy system for assessing material recyclability by Kouikoglou, V.S., Phillis, Y.A.

“…This paper presents a fuzzy inference framework for the assessment of recyclability of materials. Recyclability is defined from a global perspective by…”
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Some thoughts about higher education in Greece by Phillis, Y.A.

“…Looks at how the Department of Production Engineering and Management of the Technical University of Crete is dealing with the challenges of a changing world…”
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Trace bounds on the covariances of continuous-time systems with multiplicative noise by Kouikoglou, V.S., Phillis, Y.A.

“…Matrix equations such as AP+PA/sup T/+FPF/sup T/+ Omega =0 and AQ+QA/sup T/+-QVQ+FPF/sup T/+ Omega =0, which arise in the estimation problem of systems with…”
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Estimation and control of systems with unknown covariance and multiplicative noise by Phillis, Y.A.

“…The problem of estimation and control for systems with multiplicative noise and unknown second-order statistics is considered. Conditions are found for the…”
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Fuzzy control of queueing systems with removable servers by Ruutong Zhang, Phillis, Y.A., Xiaomin Zhu

“…We consider queueing systems in which the number of servers is the controlled variable. The cost structure includes service cost, switching cost and holding…”
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Fuzzy routing of queueing systems with heterogeneous servers by Runtong Zhang, Phillis, Y.A.

“…The problem of optimal control of queueing systems with heterogeneous servers is solved using fuzzy logic. Two known and one new case are tackled. Simulation…”
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Analysis of admission and inventory control policies for make-to-stock production networks by Ioannidis, S., Kouikoglou, V.S., Phillis, Y.A.

“…This article is concerned with the control of inventories and sales in a manufacturing system that produces one product to meet random demand. The objective is…”
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An exact discrete-event model and control policies for production lines with buffers by Kouikoglou, V.S., Phillis, Y.A.

“…The authors present a hybrid simulation/analytic model for the analysis and design of unreliable production lines with buffers and discrete workparts. The…”
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