3 days ago · The proposed RC-scan is applied to crack imaging, with different processes for cracks located on the surface and bottom surface. When the crack is located on workpiece …

Mar 31, 2025 · However, the widths of cracks are very thin in the order of submillimeters, which requires high-resolution (HR) images for inspection. However, the low resolution of crack …

Dec 8, 2023 · Surface-breaking cracks in concrete pose a significant threat to the durability of built structures. They create pathways for an accelerated moisture intrusion, and the transport of...

Dec 1, 2024 · 3D SAFT imaging results for cracks of different shapes under various scans diagram: (a). Triangular, circular and square crack concrete specimens; (b). Arc crack …

Mar 15, 2025 · An innovative framework for detecting and quantifying complex concrete cracks, based on deep learning and 3D point clouds analysis, is proposed to address challenges …

Feb 1, 2025 · An imaging method is proposed to locate a micro-crack on an underwater concrete slab using interfacial waves and a transducer array. First, the wave theory is presented to …

3 days ago · Conventionally, massive concrete supports lead to thermal cracks and early-age shrinkage 98. ... For detailed 3D imaging data, such as minor cracks and local strain, ...

Oct 4, 2021 · The developed image processing algorithm can effectively extract the crack features from the concrete crack images taken with an ordinary mobile phone camera.

6 days ago · These imaging edge-detection algorithms were implemented in MatLab and simulated using a sample of 50 concrete bridge images (25 with cracks and 25 without). ...

May 30, 2024 · The identification results obtained by CNN and BP show that these technologies can accurately identify cracks. The identification results for reinforced concrete specimens are …

Feb 14, 2024 · In Section 3, the photoelectric principle in concrete crack imaging is analyzed, and equivalent exposure, as a key control index for concrete crack scene characterization, is …

Jun 2, 2019 · This paper presents a novel crack assessment framework for concrete structures that detects cracks using mask and region-based convolutional neural network (Mask R-CNN) …

Aug 8, 2023 · This study has introduced an imaging algorithm, called INCWI for “Imaging using NCWI” in order to localize cracks in concrete using NCWI outputs along with a spatial …

Oct 5, 2022 · Nondestructive detection and sizing of internal cracks initiated in reinforced concrete have been critical problems. Geometric characterization of internal cracks and delaminations …

GPRS concrete imaging and 3D laser scanning services provided accurate existing conditions documentation prior to extensive renovations at one of the largest resort casinos in the United …

Dec 29, 2023 · Using thermal images for crack detection in concrete structures offers advantages but also presents challenges and limitations. Thermal imaging is sensitive to environmental …

May 4, 2023 · Cracks in concrete surfaces are one of the most prominent causes of the degradation of concrete structures such as bridges, roads, buildings, etc. Hence, it is very …

May 23, 2023 · Crack imaging in highly heterogeneous materials, such as concrete, plays a great role in structural health monitoring and non-destructive evaluation and testing. Numerous …

Surface-breaking cracks in concrete pose a significant threat to the durability of built structures. They create pathways for an accelerated moisture intrusion, and the transport of …

Mar 14, 2025 · 3. Heaving Cracks . Heaving cracks occur when sections of concrete are pushed upward, creating uneven surfaces and significant fractures. This type of crack is common in …

1 day ago · 2.1 Characteristics of underground pipeline B-scan data. GPR is a non-destructive testing technique that utilizes electromagnetic waves to detect underground objects. Based on …

Jul 1, 2023 · To image concrete crack using a small number of transducers, this paper develops an implantable technology-enabled concrete-adapted time reversal imaging (CATRI) algorithm.

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