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Hyperspectral imaging (HSI) is emerging as a promising novel imaging modality with various potential surgical applications. Currently available cameras, however, suffer from poor integration into the clinical workflow because they require…

Semantic image segmentation is an important prerequisite for context-awareness and autonomous robotics in surgery. The state of the art has focused on conventional RGB video data acquired during minimally invasive surgery, but full-scene…

Hyperspectral images enable precise identification of ground objects by capturing their spectral signatures with fine spectral resolution.While high spatial resolution further enhances this capability, increasing spatial resolution through…

Image and Video Processing · Electrical Eng. & Systems 2024-10-25 Ankur Garg , Meenakshi Sarkar , S. Manthira Moorthi , Debajyoti Dhar

Hyperspectral (HS) imagery in agriculture is becoming increasingly common. These images have the advantage of higher spectral resolution. Advanced spectral processing techniques are required to unlock the information potential in these HS…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Zina-Sabrina Duma , Tomas Zemcik , Simon Bilik , Tuomas Sihvonen , Peter Honec , Satu-Pia Reinikainen , Karel Horak

The objective of hyperspectral remote sensing image salient object detection (HRSI-SOD) is to identify objects or regions that exhibit distinct spectrum contrasts with the background. This area holds significant promise for practical…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Peifu Liu , Huiyan Bai , Tingfa Xu , Jihui Wang , Huan Chen , Jianan Li

In this study, we investigate the use of hyperspectral imaging (HSI) to inspect the formation of corrosion products on galvanised carbon steel samples. Ten samples were subjected to an accelerated corrosion test with different exposure…

Optics · Physics 2022-06-24 Thomas De Kerf , Zohreh Zahiri , Paul Scheunders , Steve Vanlanduit

Automated inspection and detection of foreign objects on railways is important for rail transportation safety as it helps prevent potential accidents and trains derailment. Most existing vision-based approaches focus on the detection of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Tiange Wang , Zijun Zhang , Fangfang Yang , Kwok-Leung Tsui

Diet is an important aspect of our health. Good dietary habits can contribute to the prevention of many diseases and improve the overall quality of life. To better understand the relationship between diet and health, image-based dietary…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Yue Han , Sri Kalyan Yarlagadda , Tonmoy Ghosh , Fengqing Zhu , Edward Sazonov , Edward J. Delp

Hyperspectral imaging (HSI) has become a key technology for non-invasive quality evaluation in various fields, offering detailed insights through spatial and spectral data. Despite its efficacy, the complexity and high cost of HSI systems…

Image and Video Processing · Electrical Eng. & Systems 2024-06-04 Md. Toukir Ahmed , Arthur Villordon , Mohammed Kamruzzaman

The brown marmorated stink bug (BMSB), Halyomorpha halys, is an invasive insect pest of global importance that damages several crops, compromising agri-food production. Field monitoring procedures are fundamental to perform risk assessment…

Image and Video Processing · Electrical Eng. & Systems 2023-01-23 Veronica Ferrari , Rosalba Calvini , Bas Boom , Camilla Menozzi , Aravind Krishnaswamy Rangarajan , Lara Maistrello , Peter Offermans , Alessandro Ulrici

Hyperspectral image (HSI) classification plays a significant in the field of remote sensing due to its ability to provide spatial and spectral information. Due to the rapid development and increasing of hyperspectral remote sensing…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 G. Kalaiarasi , S. Maheswari

Dynamic thin film interferometry is a technique used to non-invasively characterize the thickness of thin liquid films. Recovering the underlying thickness from the captured interferograms, unconditionally and automatically is still an open…

Food x-ray inspection systems are designed to detect unwanted physical contaminants in packaged food to maintain a high level of food safety for consumers. Modern day x-ray inspection systems often utilize line scan sensors to detect these…

Applied Physics · Physics 2022-05-18 Joanna Nguyen , Devon Richtsmeier , Kris Iniewski , Magdalena Bazalova-Carter

Hyperspectral sensors enable the study of the chemical properties of scene materials remotely for the purpose of identification, detection, and chemical composition analysis of objects in the environment. Hence, hyperspectral images…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Utsav B. Gewali , Sildomar T. Monteiro , Eli Saber

Early detection of head and neck tumors is crucial for patient survival. Often, diagnoses are made based on endoscopic examination of the larynx followed by biopsy and histological analysis, leading to a high inter-observer variability due…

Image and Video Processing · Electrical Eng. & Systems 2020-04-22 Marcel Bengs , Stephan Westermann , Nils Gessert , Dennis Eggert , Andreas O. H. Gerstner , Nina A. Mueller , Christian Betz , Wiebke Laffers , Alexander Schlaefer

Automatic discovery and curve fitting of absorption bands in hyperspectral data can enable the analyst to identify materials present in a scene by comparison with library spectra. This procedure is common in laboratory spectra, but is…

Instrumentation and Methods for Astrophysics · Physics 2014-01-23 Adrian J. Brown

Hyperspectral imaging (HSI) unlocks the huge potential to a wide variety of applications relied on high-precision pathology image segmentation, such as computational pathology and precision medicine. Since hyperspectral pathology images…

Image and Video Processing · Electrical Eng. & Systems 2021-03-08 Boxiang Yun , Yan Wang , Jieneng Chen , Huiyu Wang , Wei Shen , Qingli Li

Hyperspectral imaging measures the amount of electromagnetic energy across the instantaneous field of view at a very high resolution in hundreds or thousands of spectral channels. This enables objects to be detected and the identification…

Image and Video Processing · Electrical Eng. & Systems 2021-03-15 Lina Zhuang , Lianru Gao , Bing Zhang , Xiyou Fu , Jose M. Bioucas-Dias

Contaminated substances such as counterfeit medication and food contami-nated with pesticide residue is a pandemic of utmost urgency. Spectroscopy and chromatography methods are often used but are expensive and complex and as such a need…

Signal Processing · Electrical Eng. & Systems 2019-04-16 Amit Kumar Mishra , Mohamed Hoosain Essop

Traditional color images only depict color intensities in red, green and blue channels, often making object trackers fail in challenging scenarios, e.g., background clutter and rapid changes of target appearance. Alternatively, material…

Computer Vision and Pattern Recognition · Computer Science 2019-07-11 Fengchao Xiong , Jun Zhou , Yuntao Qian