Results 21 to 30 of about 1,632 (164)

Development of Automatic Object Detection and IoT for Garbage Pickup Assignment Problem

open access: yesJOIV: International Journal on Informatics Visualization
Waste management remains a challenge in certain cities, particularly in allocating fleets responsible for collecting garbage from temporary disposal sites. Inadequate planning can lead to the accumulation of substantial waste piles.
Erlangga Bayu Setyawan   +2 more
doaj   +1 more source

Energy-Balanced Optimization on Flying Ferry Placement for Data Gathering in Wireless Sensor Networks

open access: yesIEEE Access, 2021
Deploying flying ferries in large-scaled wireless sensor networks can prevent data gathering and distribution from physical communication restrictions on the ground.
Chih-Lin Hu   +3 more
doaj   +1 more source

An integrated mathematical model for aircraft routing and crew scheduling for airlines with multi fleet and multi maintenance hub [PDF]

open access: yesMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī, 2019
The problem of Airline planning has totally been divided into four sub-problems.These problems include Flight Scheduling, Fleet Assignment, Aircraft Routing, Maintenance, and Crew Scheduling.
Alireza Rashidi Komijan, Amin Gordani
doaj   +1 more source

Stochastic Airline Fleet Assignment With Risk Aversion

open access: yesIEEE Transactions on Intelligent Transportation Systems, 2019
The air transport industry is an important branch of the intelligent transportation system (ITS). It is widely admitted that modern ITS technologies and advanced management methods, such as fleet assignment, aircraft maintenance routing, and crew scheduling, can significantly increase an airline’s market share and profit, and also improve customer ...
Ming Liu 0008   +3 more
openaire   +2 more sources

Fleet Assignment Using Collective Intelligence [PDF]

open access: yes42nd AIAA Aerospace Sciences Meeting and Exhibit, 2004
Product distribution theory is a new collective intelligence-based framework for analyzing and controlling distributed systems. Its usefulness in distributed stochastic optimization is illustrated here through an airline fleet assignment problem. This problem involves the allocation of aircraft to a set of flights legs in order to meet passenger demand,
Nicolas Antoine   +3 more
openaire   +1 more source

Pedestrian–bus route and pickup location planning for emergency evacuation

open access: yesTransport, 2021
Planning for a bus-based regional evacuation is essential for emergency preparedness, especially for hurricane or flood prone urban environments with large numbers of transit-dependent or transit-captive populations.
Weike Lu   +4 more
doaj   +1 more source

Stochastic Airline Fleet Assignment is PSPACE-complete

open access: yesElectronic Notes in Discrete Mathematics, 2006
Abstract In recent years, optimization under the assumption that input data is not completely available at decision time has received an increasing attention. The reason is that our world seems to become increasingly dynamic, such that data from past have decreasing predictive power for planning and deciding.
Sven Grothklags, Ulf Lorenz
openaire   +1 more source

A duopoly competition problem of shared autonomous vehicles in a multimodal transportation system with government regulation

open access: yesMultimodal Transportation
Shared autonomous vehicles (SAVs) are expected to revolutionize urban mobility. To explore the complex dynamics of competition and cooperation between operators and other traditional transportation modes, this study proposes a tri-level programming model
Qing Li, Zihao Yan, Ke Lu, Feixiong Liao
doaj   +1 more source

Attractiveness-Based Airline Network Models with Embedded Spill and Recapture

open access: yesJournal of Airline and Airport Management, 2014
Purpose: In airline revenue management, the modeling of the spill and recapture effects is essential for an accurate estimation of the passenger flow and the revenue in a flight network.
Desmond Di Wang   +2 more
doaj   +1 more source

Electric bus fleets during urban flash floods: A mixed bus fleet strategy

open access: yesInternational Journal of Transportation Science and Technology
Bus electrification is widely cited as a key technique to reduce carbon emissions and mitigate climate change. In some Chinese cities, the electrification rate of buses has even reached 100%. However, compared with diesel buses (DBs), electric buses (EBs)
Sanghuiyu Yan   +3 more
doaj   +1 more source

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