Zobrazeno 1 - 10
of 1 254
pro vyhledávání: '"Threshold segmentation"'
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 8, Pp 127-134 (2024)
The development morphology of coal rock cracks is an important factor affecting the permeability of coal rock and determining the mechanical features of coal rock mass. A coal rock crack recognition method based on connectivity threshold segmentation
Externí odkaz:
https://doaj.org/article/1b5dc6a8cfd742b3a3bdc44e8a408a6c
Publikováno v:
Heritage Science, Vol 12, Iss 1, Pp 1-11 (2024)
Abstract Aiming at the problem of "crystallization" on the surface of Yuan blue and white ceramics, which causes reflections and loss of image texture, an image processing method is proposed to repair the image texture information. A multi-scale Reti
Externí odkaz:
https://doaj.org/article/8024e5b396464f6eb86079be9d9df299
Publikováno v:
工程科学学报, Vol 46, Iss 2, Pp 365-375 (2024)
With the development of tunnel construction, the detection, control, and treatment of all kinds of tunnel lining diseases have received increased attention. Therefore, tunnel nondestructive testing technology is widely used as an intelligent emerging
Externí odkaz:
https://doaj.org/article/e32492b40d734e1d889ba4e270a07999
Autor:
HOU Shengshan, HE Xiao, MENG Xiansen, CHEN Liang, FENG Zhen, LIU Mingxue, LI Ang, GUO Changbao, JI Feng
Publikováno v:
Dizhi lixue xuebao, Vol 30, Iss 3, Pp 462-472 (2023)
Objective With the rapid increase in construction projects in the western regions in recent years, the impact of seasonal freeze-thaw cycles in the high-altitude areas of western China has become more pronounced. Conducting research on the microscopi
Externí odkaz:
https://doaj.org/article/6789ac44541a4ff289be6bbc81f0bcee
Publikováno v:
Remote Sensing, Vol 16, Iss 15, p 2716 (2024)
SDGSAT-1, the first scientific satellite dedicated to advancing the United Nations 2030 Agenda for Sustainable Development, brings renewed vigor and opportunities to water resource monitoring and research. This study evaluates the effectiveness of SD
Externí odkaz:
https://doaj.org/article/712c8279a0b2494f8b0741a27306879a
Publikováno v:
BMC Medical Imaging, Vol 23, Iss 1, Pp 1-11 (2023)
Abstract Background Brain extraction is an essential prerequisite for the automated diagnosis of intracranial lesions and determines, to a certain extent, the accuracy of subsequent lesion recognition, location, and segmentation. Segmentation using a
Externí odkaz:
https://doaj.org/article/c786754d111d482a90362f04080c3dc5
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 126, Iss , Pp 103630- (2024)
Multimodal Change Detection (MCD) is essential for disaster evaluation and environmental monitoring by integrating various remote sensing data to monitor surface changes. However, the significant imaging differences in multimodal images render tradit
Externí odkaz:
https://doaj.org/article/1470160ae7b84a9d96ed8d7bc14ca462
Autor:
Song Xiaojing
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
Civic and political elements play an indispensable role in the process of national cultural development. In the context of the era of booming Internet technology, this paper proposes the extraction technology of the Civic and Political elements of di
Externí odkaz:
https://doaj.org/article/02a28af20bcd4700b6b450a43499cc2b
Autor:
Gao Feng, Zhao Yuantao, Shangguan Fujun, Chen Xinfeng, Li Wenge, Xu Yanlong, Rong Xiancheng, Shi Shanshan, Yang Zhiyuan, Qu Wendong, Yu Zhonghan
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
Automated laser descaling represents a crucial advancement in marine maintenance, particularly in localized corrosion treatment. This research utilizes AH32 marine steel for corrosion testing, applying color feature extraction and the OTSU thresholdi
Externí odkaz:
https://doaj.org/article/9f3fde498e9f45e58b617c9ba5fe5ea8
Publikováno v:
Applied Sciences, Vol 14, Iss 11, p 4360 (2024)
In order to improve the automation and safety of underground steel belt support in coal mines, a method for the intelligent identification and positioning of steel belt anchor holes in roadway support using inductive sensors is proposed. Using STM32F
Externí odkaz:
https://doaj.org/article/3fb30348cc634287ad4e4a9e769e2a61