Results 11 to 20 of about 352 (138)

Velocity‐based stowage policy for a semiautomated fulfillment system

open access: yesProduction and Operations Management, EarlyView., 2022
Abstract Online retail fulfillment is increasingly performed by semiautomated fulfillment systems in which inventory is stored in mobile pods that are moved by robotic drives. In this paper, we develop a model that explores the benefits of velocity‐based stowage policies for semiautomated fulfillment systems, also known as robotic mobile fulfillment ...
Tolga Cezik   +2 more
wiley   +1 more source

Aspects of Modern Queueing Theory

open access: yes, 2022
Queueing systems are everywhere: in transportation networks, service centers, communication systems, clinics, manufacturing systems, etc. In this dissertation, we contribute to the theory of queueing in two aspects.
Ruixin Wang (12873017)
core   +1 more source

Analysis of a Tripartite Entanglement Distribution Switch

open access: yes, 2022
International audienceWe study a quantum switch that distributes tripartite entangled states to sets of users. The entanglement switching process requires two steps: first, each user attempts to generate bipartite entanglement between itself and the ...
Vardoyan, Gayane   +7 more
core   +1 more source

Stability estimates of generalized geometric sums and their applications [PDF]

open access: yes, 2004
summary:The upper bounds of the uniform distance $\rho \left(\sum ^\nu _{k=1}X_k,\sum ^\nu _{k=1}\tilde{X}_k\right)$ between two sums of a random number $\nu $ of independent random variables are given.
Gordienko, Evgueni
core   +1 more source

A spatial mixed Poisson framework for combination of excess-of-loss and proportional reinsurance contracts [PDF]

open access: yes, 2009
In this paper a purely theoretical reinsurance model is presented, where the reinsurance contract is assumed to be simultaneously of an excess-of-loss and of a proportional type. The stochastic structure of the set of pairs (claim’s arrival time, claim’s
Cerqueti, R   +9 more
core   +1 more source

Geodesics and flows in a Poissonian city [PDF]

open access: yes, 2011
The stationary isotropic Poisson line network was used to derive upper bounds on mean excess network-geodesic length in Aldous and Kendall (2008). This new paper presents a study of the geometry and fluctuations of near-geodesics in such a network ...
Wilfrid S. Kendall, Kendall, W. S.
core   +1 more source

Timely Data Delivery in a Realistic Bus Network [PDF]

open access: yes, 2010
International audienceWiFi-enabled buses and stops may form the backbone of a metropolitan delay-tolerant network, which exploits nearby communications, temporary storage at stops, and predictable bus mobility to deliver non-real-time information.
Paolo Giaccone   +19 more
core   +1 more source

Spatial spectrum and energy efficiency of random cellular networks [PDF]

open access: yes, 2015
It is a great challenge to evaluate the network performance of cellular mobile communication systems. In this paper, we propose new spatial spectrum and energy efficiency models for Poisson-Voronoi tessellation (PVT) random cellular networks. To evaluate
Ge, X   +11 more
core   +1 more source

Innovative Artificial Intelligence‐Assisted Systems for Social Science Research: Architecture Design and Applied Practice

open access: yesAI &Innovation, EarlyView.
ABSTRACT The rapid advancement of large language model (LLM) technology is profoundly transforming the practice of social science research. Scholarly discussions on Artificial Intelligence (AI)'s role in social science research can be organised into three levels: AI as a research tool, AI as a methodological infrastructure and AI as a quasi‐cognitive ...
Jie Xiong
wiley   +1 more source

Fueling Tomorrow: Scenario Planning for the Future of Gas Stations

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Transport electrification is reshaping the service infrastructures that mediate everyday mobility, yet most electrification scenario studies remain macrolevel and offer limited insight into how incumbent forecourt (gas‐station) networks can adapt under deep uncertainty.
Joao Gabriel Rosa   +2 more
wiley   +1 more source

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