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While liquid crystals (LCs) have been extensively studied, obtaining a comprehensive nanoscale picture of their molecular organization remains challenging, as conventional techniques face an intrinsic trade-off between spatial and chemical…

Multispectral transmission imaging provides strong benefits for early breast cancer screening. The frame accumulation method addresses the challenge of low grayscale and signal-to-noise ratio resulting from the strong absorption and…

Image and Video Processing · Electrical Eng. & Systems 2024-04-04 Jiatong Li , Gang Li , Nan Su Su Win , Ling Lin

Accurate multi-slice reconstruction from limited measurement data is crucial to speed up the acquisition process in medical and scientific imaging. However, it remains challenging due to the ill-posed nature of the problem and the high…

Image and Video Processing · Electrical Eng. & Systems 2025-12-09 Laurentius Valdy , Richard D. Paul , Alessio Quercia , Zhuo Cao , Xuan Zhao , Hanno Scharr , Arya Bangun

Computed Laminography (CL) is a key non-destructive testing technology for the visualization of internal structures in large planar objects. The inherent scanning geometry of CL inevitably results in inter-layer aliasing artifacts, limiting…

Image and Video Processing · Electrical Eng. & Systems 2026-01-13 Tan Liu , Liu Shi , Binghuang Peng , Tong Jia , Xiaoling Xu , Baodong Liu , Qiegen Liu

The microstructural characteristics of soot generated during thermal runaway events in lithium-ion batteries have been examined, with a focus on the associated health risks. X-ray computed tomography (Nano-CT) offers advanced 3D imaging for…

Instrumentation and Detectors · Physics 2026-05-19 Avtar Singh , Donal P. Finegan

Generative diffusion models have achieved remarkable success in producing high-quality images. However, these models typically operate in continuous intensity spaces, diffusing independently across pixels and color channels. As a result,…

Graphics · Computer Science 2025-05-20 Javier E. Santos , Agnese Marcato , Roman Colman , Nicholas Lubbers , Yen Ting Lin

For the rendering of multiple scattering effects in participating media, methods based on the diffusion approximation are an extremely efficient alternative to Monte Carlo path tracing. However, in sufficiently transparent regions,…

Graphics · Computer Science 2014-04-01 David Koerner , Jamie Portsmouth , Filip Sadlo , Thomas Ertl , Bernd Eberhardt

The rapid evolution of deep learning and large language models has led to an exponential growth in the demand for training data, prompting the development of Dataset Distillation methods to address the challenges of managing large datasets.…

Machine Learning · Computer Science 2024-07-01 Wenliang Zhong , Haoyu Tang , Qinghai Zheng , Mingzhu Xu , Yupeng Hu , Liqiang Nie

Sparse-view Computed Tomography (CT) image reconstruction is a promising approach to reduce radiation exposure, but it inevitably leads to image degradation. Although diffusion model-based approaches are computationally expensive and suffer…

Image and Video Processing · Electrical Eng. & Systems 2024-03-15 Hanyu Chen , Zhixiu Hao , Lin Guo , Liying Xiao

The competition between crystallization and vitrification in glass-forming materials manifests as a non-monotonic behavior in the time-temperature transformation (TTT) diagrams, which quantify the time scales for crystallization as a…

Statistical Mechanics · Physics 2025-10-16 Muhammad R. Hasyim , Kranthi K. Mandadapu

Transformers are very powerful tools for a variety of tasks across domains, from text generation to image captioning. However, transformers require substantial amounts of training data, which is often a challenge in biomedical settings,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Andrew Kean Gao

Accurate determination of total oxidant concentration [Ox]tot in nonthermal plasma treated aqueous systems remains a critical challenge due to the transient nature of reactive oxygen and nitrogen species and the subjectivity of conventional…

Image and Video Processing · Electrical Eng. & Systems 2026-02-23 Mirkan Emir Sancak , Unal Sen , Ulker Diler Keris-Sen

Medical imaging has revolutionized disease diagnosis, yet the potential is hampered by limited access to diverse and privacy-conscious datasets. Open-source medical datasets, while valuable, suffer from data quality and clinical information…

Image and Video Processing · Electrical Eng. & Systems 2023-12-13 Gauri Bhardwaj , Yuvaraj Govindarajulu , Sundaraparipurnan Narayanan , Pavan Kulkarni , Manojkumar Parmar

Conditional coding has lately emerged as the mainstream approach to learned video compression. However, a recent study shows that it may perform worse than residual coding when the information bottleneck arises. Conditional residual coding…

Image and Video Processing · Electrical Eng. & Systems 2024-07-11 Yi-Hsin Chen , Hong-Sheng Xie , Cheng-Wei Chen , Zong-Lin Gao , Martin Benjak , Wen-Hsiao Peng , Jörn Ostermann

With the evolution of storage and communication protocols, ultra-low bitrate image compression has become a highly demanding topic. However, existing compression algorithms must sacrifice either consistency with the ground truth or…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Chunyi Li , Guo Lu , Donghui Feng , Haoning Wu , Zicheng Zhang , Xiaohong Liu , Guangtao Zhai , Weisi Lin , Wenjun Zhang

This paper is part of a series investigating the observational appearance of planets accreting from their nascent protoplanetary disk (PPD). We evaluate the differences between gas temperature distributions determined in our radiation…

Earth and Planetary Astrophysics · Physics 2025-02-06 Anton Krieger , Hubert Klahr , Julio David Melon Fuksman , Sebastian Wolf

For a century, clinical X-ray imaging has visualised only the attenuation properties of tissue, which fundamentally limits the contrast, particularly in soft tissues like the breast. Imaging based on refraction can overcome this limitation,…

Invisibility cloaks have become one of the most outstanding developments among the wide range of applications in the field of metamaterials. So far, most efforts in invisibility science have been devoted to achieving practically realizable…

Geological carbon storage represents one of the few truly scalable technologies capable of reducing the CO2 concentration in the atmosphere. While this technology has the potential to scale, its success hinges on our ability to mitigate its…

A variety of problems in device and materials design require the rapid forward modeling of Maxwell's equations in complex micro-structured materials. By combining high-order accurate integral equation methods with classical multiple…

Numerical Analysis · Mathematics 2011-04-29 Zydrunas Gimbutas , Leslie Greengard