Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Taesik Kim"'
Publikováno v:
Remote Sensing, Vol 16, Iss 5, p 759 (2024)
This study investigates the use of terrestrial laser scanning (TLS) in urban excavation sites, focusing on enhancing ground deformation detection by precisely identifying opening geometries, such as gaps between pavement blocks. The accuracy of TLS d
Externí odkaz:
https://doaj.org/article/25884dab00fb4f5aa5f4756bcbbcff5a
Publikováno v:
Applied Sciences, Vol 13, Iss 12, p 7245 (2023)
In urban areas, deep excavation-induced ground deformations may damage adjacent existing structures and are conventionally evaluated by levelling at installed settlement points. However, a small number of measurements cannot represent the total chang
Externí odkaz:
https://doaj.org/article/16edd3ade71240448ed1113f3ea9e04e
Autor:
Juhwan Kim, Seokyong Song, Taesik Kim, Young-Woon Song, Shin-Kwon Kim, Bae-Ik Lee, Yongwoon Ryu, Son-Cheol Yu
Publikováno v:
IEEE Access, Vol 9, Pp 100801-100813 (2021)
This paper proposes a novel monitoring system in which two cameras installed outside the water tank collaborate to photograph eel larvae for tracking and analysis. Long-term and periodic observations of fish can provide important information about th
Externí odkaz:
https://doaj.org/article/a8f257207c864c1daf50f6c09d5d9f94
Publikováno v:
International Journal of Geo-Engineering, Vol 11, Iss 1, Pp 1-14 (2020)
Abstract Soil particle shape analysis was conducted on two calcareous sands from Dissa and Matmata in Tunisia and one silica sand from Jumunjin in Korea using an image analysis method. This technique uses complex Fourier shape descriptors and image a
Externí odkaz:
https://doaj.org/article/352f3ee9f96640e3bf0ed335ef71cf0a
Publikováno v:
Sensors, Vol 22, Iss 23, p 9293 (2022)
LiDAR is a useful technology for gathering point cloud data from its environment and has been adapted to many applications. We use a cost-efficient LiDAR system attached to a moving object to estimate the location of the moving object using reference
Externí odkaz:
https://doaj.org/article/dfcbb9c1b93d4467b2ee49af2d5d8d12
Publikováno v:
Polymers, Vol 14, Iss 5, p 1067 (2022)
Carbon black (CB) is used in polyethylene (PE) pipes to protect against thermal and photooxidation. However, when CB is not properly dispersed in the PE matrix during processing, white regions having little or no CB concentration, known as “windows
Externí odkaz:
https://doaj.org/article/79e4562d13c146e49bbbdee39fb333b5
Publikováno v:
Advances in Civil Engineering, Vol 2018 (2018)
This paper presents the theoretical and experimental investigations of the hydraulic conductivity variation of the soil mixture that contains two distinct particle size distributions, coarse and fine soils. A new model for the hydraulic conductivity
Externí odkaz:
https://doaj.org/article/8bd9cbaef1bd44fca600cc1da9429c08
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 76, Pp 107-113 (2015)
Este artículo presenta y discute tres métodos para evaluar la velocidad de la onda cortante, Vs, con base en el análisis de señales de “Bender Elements” (BE) tomadas durante ensayos triaxiales. Los métodos de tiempo de viaje de pico-a-pico (
Externí odkaz:
https://doaj.org/article/30e1614f70c2424bba963bf53723f50b
Publikováno v:
Revista Facultad de Ingeniería Universidad de Antioquia, Iss 76 (2015)
This paper presents and discusses three different wave propagation methods used to evaluate the shear wave velocities, Vs , computed from Bender Element (BE) analyses during triaxial testing. The peak-to-peak travel time, cross-correlation and phase-
Externí odkaz:
https://doaj.org/article/9df36db5fb2f45979337192c394d0fb8
Publikováno v:
Sensors, Vol 17, Iss 3, p 435 (2017)
Tunnel construction workers face many dangers while working under dark conditions, with difficult access and egress, and many potential hazards. To enhance safety at tunnel construction sites, low latency tracking of mobile objects (e.g., heavy-duty
Externí odkaz:
https://doaj.org/article/fa41ca2fdccf4d7da75fa75c815e1ec3