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Chengbo Ai
Chengbo Ai
Associate Professor at University of Massachusetts Amherst
Verifisert e-postadresse på umass.edu - Startside
Tittel
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År
Machine vision-based surface crack analysis for transportation infrastructure
W Hu, W Wang, C Ai, J Wang, W Wang, X Meng, J Liu, H Tao, S Qiu
Automation in Construction 132, 103973, 2021
892021
Critical Assessment of an Enhanced Traffic Sign Ddetection Method Using Mobile LiDAR and INS Technologies
C Ai, YCJ Tsai
Journal of Transportation Engineering 141 (5), 04014096, 2014
692014
An Automated Sign Retroreflectivity Condition Evaluation Methodology Using Mobile LIDAR and Computer Vision
C Ai, YJ Tsai
Transportation Research Part C: Emerging Technologies 63, 96-113, 2016
682016
A network-level sidewalk inventory method using mobile LiDAR and deep learning
Q Hou, C Ai
Transportation research part C: emerging technologies 119, 102772, 2020
652020
Automatic horizontal curve identification and measurement method using GPS data
C Ai, Y Tsai
Journal of Transportation Engineering 141 (2), 04014078, 2015
642015
An Automated Sidewalk Assessment Method for the Americans with Disabilities Act Compliance Using 3-D Mobile LiDAR
C Ai, YJ Tsai
95th Transportation Research Board Annual Meeting, 2016
61*2016
Mobile Cross-Slope Measurement Method Using Lidar Technology
YJ Tsai, C Ai, Z Wang, E Pitts
Transportation Research Record: Journal of the Transportation Research Board …, 2013
612013
Systems and methods for identifying traffic control devices and testing the retroreflectivity of the same
C Ai, Y Tsai, Z Wang, AJ Yezzi
US Patent 9,767,371, 2017
402017
Critical Assessment of Measuring Concrete Joint Faulting Using 3D Continuous Pavement Profile Data
YJ Tsai, Y Wu, C Ai, E Pitts
Journal of Transportation Engineering 138 (11), 1291-1296, 2012
392012
Using 3D laser scanning for estimating the capacity of corroded steel bridge girders: Experiments, computations and analytical solutions
G Tzortzinis, C Ai, SF Breña, S Gerasimidis
Engineering Structures 265, 114407, 2022
382022
Review of emerging technologies and issues in rail and track inspection for local lines in the United States
Y Ren, P Lu, C Ai, L Gao, S Qiu, D Tolliver
Journal of Transportation Engineering, Part A: Systems 147 (10), 04021062, 2021
212021
Target-free recognition of cable vibration in complex backgrounds based on computer vision
W Wang, D Cui, C Ai, Q Zaheer, J Wang, S Qiu, F Li, J Xiong
Mechanical Systems and Signal Processing 197, 110392, 2023
202023
A Nonballasted Rail Track Slab Crack Identification Method Using a Level‐Set‐Based Active Contour Model
C Ai, S Qiu, G Xu, A Zhang, KCP Wang
Computer‐Aided Civil and Infrastructure Engineering 33 (7), 571-584, 2018
202018
Hybrid Active Contour-Incorporated Sign Detection Algorithm
C Ai, YJ Tsai
Journal of Computing in Civil Engineering 26 (1), 28-36, 2011
192011
Investigating the effectiveness of safety countermeasures at highway-rail at-grade crossings using a competing risk model
A Keramati, P Lu, Y Ren, D Tolliver, C Ai
Journal of safety research 78, 251-261, 2021
152021
Feasibility Study of Measuring Concrete Joint Faulting Using 3D Continuous Pavement Profile Data
YJ Tsai, Y Wu, C Ai
90th Transportation Research Board Annual Meeting, 2011
122011
Crash proximity and equivalent property damage calculation techniques: An investigation using a novel horizontal curve dataset
A Ryan, C Ai, C Fitzpatrick, M Knodler
Accident Analysis & Prevention 166, 106550, 2022
112022
Improving pedestrian infrastructure inventory in Massachusetts using mobile lidar
C Ai, Q Hou
Massachusetts. Dept. of Transportation. Office of Transportation Planning, 2019
112019
Automated Superelevation Measurement Method Using a Low-Cost Mobile Device: An Efficient, Cost-Effective Approach Toward Intelligent Horizontal Curve Safety Assessment
Y Tsai, C Ai
Transportation Research Record 2621 (1), 62-70, 2017
112017
A comparative analysis of pedestrian network connectivity and accessibility using network approximation
ER Hennessy, C Ai
Journal of transport geography 111, 103637, 2023
102023
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Artikler 1–20