Results 61 to 70 of about 3,462,094 (217)

Trajectory generation for road vehicle obstacle avoidance using convex optimization [PDF]

open access: yes, 2010
This paper presents a method for trajectory generation using convex optimization to find a feasible, obstacle-free path for a road vehicle. Consideration of vehicle rotation is shown to be necessary if the trajectory is to avoid obstacles specified in a ...
H Gollee   +6 more
core   +1 more source

Drone Monitoring of Breeding Waterbird Populations: The Case of the Glossy Ibis

open access: yesDrones, 2018
Waterbird communities are potential indicators of ecological changes in threatened wetland ecosystems and consequently, a potential object of ecological monitoring programs.
Isabel Afán   +2 more
doaj   +1 more source

Efficient Feature Selection and Classification for Vehicle Detection [PDF]

open access: yes, 2014
The focus of this work is on the problem of Haar-like feature selection and classification for vehicle detection. Haar-like features are particularly attractive for vehicle detection because they form a compact representation, encode edge and structural ...
Shao, Ling   +3 more
core   +1 more source

Location-Routing models and methods for Freight Distribution and Infomobility in City Logistics [PDF]

open access: yes, 2009
In this thesis two City Logistics problems have been tackled. The first is a design problem for a two-echelon freight distribution system. The aim is to define the structure of a system optimizing the location and the number of two different kinds of ...
Sterle, Claudio
core   +1 more source

Design of monitoring and dispatching system of trackless rubber-tyred locomotive in coal mine

open access: yesGong-kuang zidonghua, 2013
In view of problems of narrow roadway and bad sight line, difficult meeting and blocked scheduling information in coal mine underground, a monitoring and dispatching system of trackless rubber-tyred locomotive in coal mine was designed. The system adopts
GUO Hai-jun, XU Fang
doaj  

Proposal for automatic valet parking using learning function

open access: yesStudies in Science and Technology
Automatic valet parking using learning function is proposed in this study. The number plate (vehicle registration plate or license plate) of each vehicle is read using a camera when entering and leaving the parking lot.
Kazuya Okada   +4 more
doaj   +1 more source

Translation software: An alternative to transit data standards

open access: yesTransportation Research Interdisciplinary Perspectives, 2019
Data standardization is recognized in many disciplines as a critical aspect of data stewardship. Establishing and implementing data specifications increases the usefulness of data collection efforts and facilitates analysis techniques. With the advent of
Catherine T. Lawson   +3 more
doaj   +1 more source

Aerodynamic Drag Reduction for a Generic Truck Using Geometrically Optimized Rear Cabin Bumps

open access: yesJournal of Engineering, 2015
The continuous surge in gas prices has raised major concerns about vehicle fuel efficiency, and drag reduction devices offer a promising strategy. In this paper, we investigate the mechanisms by which geometrically optimized bumps, placed on the rear end
Abdellah Ait Moussa   +2 more
doaj   +1 more source

Study on Detection and Localization Algorithm of Traffic Signs from Natural Scenes

open access: yesAdvances in Mechanical Engineering, 2014
Automatic detection and location of traffic signs is an important part of intelligent transportation, especially for unmanned vehicle technology research.
Xian-Zhong Han   +4 more
doaj   +1 more source

A pavement damage location algorithm based on machine vision distance compensation

open access: yesDianzi Jishu Yingyong, 2018
The real-time and accurate automatic detection technology of road surface damage has important significance for highway management and maintenance. This paper combines the FPGA-based pavement damage detection system to research the positioning accuracy ...
Miao Chengyu   +4 more
doaj   +1 more source

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