Search Results - image processing methods

Engineering highly aligned continuous nanofibers via electrospinning: A comprehensive study on collector design, electrode geometry, and collector speed by Mehmet Selim Demirtaş, Mrinal C. Saha

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Introducing a Deep Neural Network Model with Practical Implementation for Polyp Detection in Colonoscopy Videos by Hajar Keshavarz, Zohreh Ansari, Hossein Abootalebian, Babak Sabet, Mohammadreza Momenzadeh

“…Due to the lack of datasets with nonpolyp images, data collection was carried out. The proposed deep neural network structure was implemented on KVASIR-SEG and CVC-CLINIC datasets as polyp images in addition to the nonpolyp images extracted from the LDPolyp videos dataset. …”
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In Situ Study of Coupled Mineral Dissolution and Precipitation Processes With Gas Production in Porous Media Using Magnetic Resonance Imaging by Lara Wegner, Andreas Pohlmeier, Yumeng Wang, Martina Klinkenberg, Dirk Bosbach, Jenna Poonoosamy

“…Abstract Coupled mineral dissolution, precipitation, and gas exsolution (CDPG) are critical processes in subsurface energy applications. These phenomena occur during natural hydrogen degassing from serpentinized mafic rocks, anoxic corrosion of metallic nuclear waste canisters, and CO2 sequestration in deep saline aquifers. …”
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Automated morphometric studies of collagen fibers as an auxiliary method for diagnosing cold injury by O. S. Gruzdeva, R. V. Gruzdev, I. A. Rylskiy, K. G. Shapovalov

“…In  this  regard, a change in the texture of the histological specimen image leads to achange in the numerical characteristics of the standard deviation of the curvature coefficient in the studied area of the microphotograph. …”
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Mul-material decomposition method for sandstone spectral CT images based on I-MultiEncFusion-Net by Yanfang Wu, Yanfang Wu, Yanfang Wu, Ran Zhang, Ran Zhang, Ran Zhang, Huihua Kong, Huihua Kong, Huihua Kong, Ping Chen, Ping Chen, Ping Chen, Yu Zou

“…Validation experiments using spectral CT data of sandstone demonstrate the method’s efficacy. Both simulated and practical results indicate that I-MultiEncFusion-Net exhibits superior generalization capability, preserves internal image details, and produces decomposed images with sharper edges.…”
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Impact of ISTA and FISTA iterative optimization algorithms on electrical impedance tomography image reconstruction by Nguyen Diep Quoc Tuan, Huynh Hoang Nhut, Ven Huynh Thanh, Cao Dinh Minh Quan, Tran Anh Tu, Tran Trung Nghia

“…The paper concludes that while ISTA and FISTA significantly enhance EIT image reconstruction performance, the quality of the reconstructed images heavily depends on the choice of regularization methods and parameters, which are crucial to the reconstruction process.…”
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Deep Neural Network-Based Sorghum Adulteration Detection in Baijiu Brewing by Shanglin Yang, Yang Lin, Yong Li, Defu Xu, Suyi Zhang, Lihui Peng

“…In this paper, we proposed a method that uses sorghum images as input and combines image processing and deep neural networks to identify grain varieties and calculate the adulteration ratio. …”
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A Novel Spatter Detection Algorithm for Real-Time Quality Control in Laser-Directed Energy Deposition-Based Additive Manufacturing by Farzaneh Kaji, Jinoop Arackal Narayanan, Mark Zimny, Ehsan Toyserkani

“…To extract meaningful features from the original images, a novel image processing algorithm is developed to quantify spatter counts, orientation, area, and distance from the melt pool under harsh conditions. …”
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An Iterative Two-Step Method using Thresholding and SVM to Segment Bones from Knee Magnetic Resonance Images by Alireza Norouzi, Narges Habibi, Zahra Nourbakhsh, Mohd Shafry Mohd Rahim

“…The post-processing step utilized a Canny edge filter and image opening to eliminate the undesired area and to more accurately extract the bone. …”
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SMQVP: A Web Application for Spatial Metabolomics Quality Visualization and Processing by Zhanlong Mei, Wan Sun, Yun Zhao, Haoke Deng, Xiaolian Ning, Chunlu Feng, Jin Zi

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Algorithm for correcting the image depth map based on the points brightness and their distance from the observation point by S. I. Korotkevich, Yu. V. Minaeva

“…Existing active technologies for reconstruction and modeling of the object under study require expensive equipment and trained personnel. Methods. An alternative is to use passive methods that perform image processing using special mathematical algorithms. …”
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Experimental study of hybrid crack of coal-measure rocks with image and acoustic emission monitoring using SCB method by Baoyan Zhi, Zitao Yao, Guanchao Ma, Shichang Liang, Binchang Wang

“…The evolution of fracture processes and micro-deformation field in rocks were analyzed using digital image calculation method (DICM) and acoustic emission (AE) monitoring. …”
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A Method for Enhancing the Contrast of Medical Video Images with Adaptive Correction Depth for Clinical Decision Support Systems by A. A. Pozdeev

“…In comparison with conventional methods, the developed method provides a simultaneous contrast correction of both light and dark image fragments and limits the growth of the noise level (typical of similar methods) by adapting the correction depth to the neighborhood features of the processed image element.…”
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Feature Enhancement of TUM-RGBD Depth Images and Performance Evaluation of Gaussian Splatting-Based SplaTAM Method by Ali Furkan Kamanlı, Cemil Zeyveli

“…Gaussian Splatting SLAM is a Visual SLAM method that performs mapping and localization using depth and RGB images and uses Gaussian structures for scene representation. …”
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Comparison of Acoustocerebrography Measurement and Magnetic Resonance Imaging Methods in the Assessment of White Matter Lesions in Patients with Atrial Fibrillation by Wioletta DOBKOWSKA-CHUDON, Mirosław WROBEL, Emilia FRANKOWSKA, Arkadiusz ZEGADLO, Andrzej KRUPIENICZ, Andrzej NOWICKI, Robert OLSZEWSKI

“…Methods and results: The study included 97 patients (age 66.26 ± 6.54 years) with AF. …”
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In-Flight Calibration of Geostationary Meteorological Imagers Using Alternative Methods: MTG-I1 FCI Case Study by Ali Mousivand, Christoph Straif, Alessandro Burini, Mounir Lekouara, Vincent Debaecker, Tim Hewison, Stephan Stock, Bojan Bojkov

“…As a result, the use of the COM was discontinued to preserve operational safety, leaving the instrument dependent on alternative calibration methods. This loss of onboard calibration presents immediate challenges, particularly for the infrared channels, including image artifacts (e.g., striping), reduced radiometric accuracy, and diminished stability. …”
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A comparative study of breast tumour detection using a semantic segmentation network coupled with different pretrained CNNs by G. Divya Deepak, Subraya Krishna Bhat

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Image recoloring for people with protanomaly and deuteranomaly of various severity by V. V. Sinitsyna

“…The execution time of the method for both cases of anomalous trichromacy indicates a high speed of image processing and is 0.08 s for images of 750 000 pixels.…”
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Multiscale Eight Direction Descriptor-Based Improved SAR–SIFT Method for Along-Track and Cross-Track SAR Images by Wei Wang, Jinyang Chen, Zhonghua Hong

“…To improve efficiency, the method adopts the main and additional image overlapping area matching method to reduce the search range and uses multi-core CPU+GPU collaborative parallel computing to boost the efficiency of the SAR–SIFT algorithm by block processing the overlapping area. …”
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Data Reduction Method for Synthetic Transmit Aperture Algorithm by Piotr KARWAT, Ziemowit KLIMONDA, Michał SĘKLEWSKI, Marcin LEWANDOWSKI, Andrzej NOWICKI

“…Ultrasonic methods of human body internal structures imaging are being continuously enhanced. …”
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