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3D image segmentation is a recent and crucial step in many medical analysis and recognition schemes. In fact, it represents a relevant research subject and a fundamental challenge due to its importance and influence. This paper provides a…

Image and Video Processing · Electrical Eng. & Systems 2022-07-22 Omar Boudraa

Novel imaging techniques utilizing nondegenerate, correlated photon pairs sparked intense interest during the last couple of years among scientists of the quantum optics community and beyond. It is a key property of such "ghost imaging" or…

Applied Physics · Physics 2020-06-26 Andras Buzas , Elmar K. Wolff , Mihaly G. Benedict , Pal Ormos , Andras Der

A novel balanced air-biased coherent detection scheme for capturing ultrabroadband terahertz (THz) waveforms is implemented. The balanced detection scheme allows for coherent detection at the full repetition rate of the laser system without…

Luminescence intensity autocorrelation (LIA) is employed to investigate coupling dynamics between (In,Ga)As QDs and a high-Q (~7000) resonator with ultrafast time resolution (150 fs), below and above the lasing threshold at T = 5 K. For QDs…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 D. K. Young , L. Zhang , D. D. Awschalom , E. L. Hu

This work presents the development of a lane detection system aimed at assisting the driving of conventional and autonomous vehicles. The system was implemented using traditional computer vision techniques, focusing on robustness and…

Orthodontic treatment hinges on tooth alignment, which significantly affects occlusal function, facial aesthetics, and patients' quality of life. Current deep learning approaches predominantly concentrate on predicting transformation…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Yunbi Liu , Enqi Tang , Shiyu Li , Lei Ma , Juncheng Li , Shu Lou , Yongchu Pan , Qingshan Liu

Photon-pair correlations in spontaneous parametric down conversion are ubiquitous in quantum photonics. The ability to engineer their properties for optimising a specific task is essential, but often challenging in practice. We demonstrate…

Quantum Physics · Physics 2024-03-11 Chloé Vernière , Hugo Defienne

The development of new techniques to improve measurements is crucial for all sciences. By employing quantum systems as sensors to probe some physical property of interest allows the application of quantum resources, such as coherent…

Quantum Physics · Physics 2019-05-15 G. H. Aguilar , M. A. de Souza , R. M. Gomes , J. Thompson , M. Gu , L. C. Céleri , S. P. Walborn

Individual tooth segmentation and identification from cone-beam computed tomography images are preoperative prerequisites for orthodontic treatments. Instance segmentation methods using convolutional neural networks have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Jusang Lee , Minyoung Chung , Minkyung Lee , Yeong-Gil Shin

Quantum Entanglement is widely regarded as one of the most prominent features of quantum mechanics and quantum information science. Although, photonic entanglement is routinely studied in many experiments nowadays, its signature has been…

Quantum Physics · Physics 2015-03-13 Robert Fickler , Mario Krenn , Radek Lapkiewicz , Sven Ramelow , Anton Zeilinger

The invention of lasers 60 years ago is one of the greatest breakthroughs in modern optics. Throughout the years, lasers have enabled major scientific and technological advancements, and have been exploited in numerous applications due to…

Optics · Physics 2019-09-17 Hui Cao , Ronen Chriki , Stefan Bittner , Asher A. Friesem , Nir Davidson

Entanglement of remote atom lasers is obtained via quantum state transfer technique from lights to matter waves in a five-level $M$-type system. The considered atom-atom collisions can yield an effective Kerr susceptibility for this system…

Quantum Physics · Physics 2007-05-23 Xiong-Jun Liu , Hui Jing , Xin Liu , Ming-Sheng Zhan , Mo-Lin Ge

Deep learning-based RGB caries detection improves the efficiency of caries identification and is crucial for preventing oral diseases. The performance of deep learning models depends on high-quality data and requires substantial training…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Peiliang Zhang , Yujia Tong , Chenghu Du , Chao Che , Yongjun Zhu

The investigation of spatio-temporal couplings (STCs) of broadband light beams is becoming a key topic for the optimization as well as applications of ultrashort laser systems. This calls for accurate measurements of STCs. Yet, it is only…

This paper investigates the effectiveness of an expert system based on K-nearest neighbors algorithm for laser speckle image sampling applied to the early detection of diabetes. With the latest developments in artificial intelligent guided…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Ahmet Orun , Luke Vella Critien , Jennifer Carter , Martin Stacey

Sensor fusion of camera, LiDAR, and 4-dimensional (4D) Radar has brought a significant performance improvement in autonomous driving. However, there still exist fundamental challenges: deeply coupled fusion methods assume continuous sensor…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Dong-Hee Paek , Seung-Hyun Kong

Laser remote sensing represents a powerful tool that enables the accurate measurement of the speed of moving targets. Crucially, most sensing techniques are 2-Dimensional and only enable direct determination of the speed along the line of…

Optics · Physics 2019-04-16 Xiao-Bo Hu , Bo-Zhao , Zhi-Han Zhu , Wei Gao , Carmelo Rosales-Guzman

A workflow for evaluation of entanglement source quality is proposed. Based on quantum state density matrices obtained from theoretical models and experimental data, we make an estimate of a potential performance of a quantum entanglement…

Quantum Physics · Physics 2021-04-27 Radim Hošák , Ivo Straka , Ana Predojević , Radim Filip , Miroslav Ježek

Light detection and ranging (LiDAR) have emerged as a crucial tool for high-resolution 3D imaging, particularly in autonomous vehicles, remote sensing, and augmented reality. However, the increasing demand for faster acquisition speed and…

Optics · Physics 2025-07-28 Yixiu Shen , Zi Heng Lim , Guangya Zhou

Traditional point-based image editing methods rely on iterative latent optimization or geometric transformations, which are either inefficient in their processing or fail to capture the semantic relationships within the image. These methods…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Biao Yang , Muqi Huang , Yuhui Zhang , Yun Xiong , Kun Zhou , Xi Chen , Shiyang Zhou , Huishuai Bao , Chuan Li , Feng Shi , Hualei Liu
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