Results 101 to 110 of about 9,487,550 (311)

Approximations for the Queue Length Distributions of Time-Varying Many-Server Queues

open access: yesINFORMS journal on computing, 2017
This paper presents a novel and computationally efficient methodology for approximating the queue length (the number of customers in the system) distributions of time-varying non-Markovian many-server queues (e.g., Gt/Gt/nt queues), where the number of ...
Jamol J. Pender, Y. M. Ko
semanticscholar   +1 more source

Navigating the Waves: The Global Pandemic's Impact on Container Shipping and Freight Rates Across Different Policy Scenarios

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT The COVID‐19 pandemic has reverberated across global industries, including the international container shipping industry, where freight rates have become highly volatile. However, shipping lines appeared to thrive, particularly during the pandemic's initial 2 years.
Shiyuan Zheng, Changmin Jiang
wiley   +1 more source

Steps in Designing Queue and Interview Process Using Information System: a Case of Re-registration of New Students in Universitas Negeri Makassar [PDF]

open access: yes, 2016
. Universitas Negeri Makassar (UNM) have a number of prospective students is quite a lot. Based on data released by the BAPSI UNM (2015) that the data student candidates of UNM who passed the selection with SNMPTN SBMPTN selection as 3,791 people. If the
Ahmar, A. S. (Ansari)   +2 more
core  

Data‐Driven Ranking and Selection With Simultaneous Input Data Collection and Simulation

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT In this paper, we propose a general and novel formulation of ranking and selection with the existence of streaming input data. The collection of multiple streams of such data may consume different types of resources, and hence can be conducted simultaneously.
Yuhao Wang, Enlu Zhou
wiley   +1 more source

New Policies Exploiting Randomness of Lead Times in Inventory Systems

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT Recent research provided proof‐of‐concept that the randomness of lead times in inventory systems can be exploited to achieve large—potentially unlimited—performance improvements, compared to the case of constant lead time. Specifically, the Generalized Base Stock (GBS) policy serves as such proof‐of‐concept—it can deliver unlimited ...
Alexander L. Stolyar   +2 more
wiley   +1 more source

Defective and Clustered Graph Colouring

open access: yes, 2018
Consider the following two ways to colour the vertices of a graph where the requirement that adjacent vertices get distinct colours is relaxed. A colouring has "defect" $d$ if each monochromatic component has maximum degree at most $d$.
Wood, David R.
core  

REM: active queue management

open access: yesIEEE Network, 2001
We describe a new active queue management scheme, random exponential marking (REM), that aims to achieve both high utilization and negligible loss and delay in a simple and scalable manner.
S. Athuraliya   +3 more
semanticscholar   +1 more source

Fast Shapley Value Approximation Through Machine Learning With Application in Routing Problems

open access: yesNetworks, EarlyView.
ABSTRACT For many routing applications, it is not only necessary to minimize total costs but also to allocate them to individual customers. In this context, the allocation according to the Shapley value is a well‐known method highly regarded for its fulfillment of major fairness criteria.
Johannes Gückel, Pirmin Fontaine
wiley   +1 more source

Design of feedback controller for TCP/AQM networks

open access: yesEngineering Science and Technology, an International Journal, 2017
In this paper, we propose a novel proportional-differential-type feedback controller called Novel-PD as new active queue management (AQM) to regulate the queue length with small oscillation. It measures the current queue length and uses the current queue
Sukant Kishoro Bisoy   +1 more
doaj   +1 more source

The Implementation of Service-Dominant Logic in Designing Brand Management Plans to Maintain Leadership in Dr. YAP EYE Hospital [PDF]

open access: yes, 2012
A privately-owned eye hospital operating since 1923 is beginning to take steps in managing its brand. The approach is based on Service-Dominant Logic, to ensure patient-orientation and relevance.
Brodjonegoro, B. P. (Basilius)   +1 more
core   +1 more source

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