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Recent advances in the physics of resonant optical metasurfaces allowed to realize the so-called maximum chirality of planar structures by engineering their geometric parameters. Here we employ bilayer membrane metasurfaces with a square…

Optics · Physics 2025-07-25 Brijesh Kumar , Ivan Toftul , Anshuman Kumar , Maxim Gorkunov , Yuri Kivshar

Image resizing operation is a fundamental preprocessing module in modern computer vision. Throughout the deep learning revolution, researchers have overlooked the potential of alternative resizing methods beyond the commonly used resizers…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Zhengzhong Tu , Peyman Milanfar , Hossein Talebi

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

Computer Vision and Pattern Recognition · Computer Science 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

Ultrasound (US) is the primary imaging technique for the diagnosis of thyroid cancer. However, accurate identification of nodule malignancy is a challenging task that can elude less-experienced clinicians. Recently, many computer-aided…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Van T. Manh , Jianqiao Zhou , Xiaohong Jia , Zehui Lin , Wenwen Xu , Zihan Mei , Yijie Dong , Xin Yang , Ruobing Huang , Dong Ni

Accurate prediction of malignancy in renal tumors is crucial for informing clinical decisions and optimizing treatment strategies. However, existing imaging modalities lack the necessary accuracy to reliably predict malignancy before…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Zhengkang Fan , Chengkun Sun , Russell Terry , Jie Xu , Longin Jan Latecki

Chiral photonic metasurfaces provide unique capabilities for tailoring light-matter interactions, which are essential for next-generation photonic devices. Here, we report an advanced optimization framework that combines deep learning and…

We introduce a novel technique for designing color filter metasurfaces using a data-driven approach based on deep learning. Our innovative approach employs inverse design principles to identify highly efficient designs that outperform all…

Renal tumors, especially renal cell carcinoma (RCC), show significant heterogeneity, posing challenges for diagnosis using radiology images such as MRI, echocardiograms, and CT scans. U-Net based deep learning techniques are emerging as a…

Artificial Intelligence · Computer Science 2024-10-23 Fnu Neha , Arvind K. Bansal

Cine cardiac magnetic resonance (CMR) imaging is recognised as the benchmark modality for the comprehensive assessment of cardiac function. Nevertheless, the acquisition process of cine CMR is considered as an impediment due to its…

Image and Video Processing · Electrical Eng. & Systems 2024-04-11 Anam Hashmi , Julia Dietlmeier , Kathleen M. Curran , Noel E. O'Connor

We present a novel hybrid quantum-classical vision transformer architecture incorporating quantum orthogonal neural networks (QONNs) to enhance performance and computational efficiency in high-energy physics applications. Building on…

In millimeter-wave communications, multiple-input-multiple-output (MIMO) systems use large antenna arrays to achieve high gain and spectral efficiency. These massive MIMO systems employ hybrid beamformers to reduce power consumption…

Signal Processing · Electrical Eng. & Systems 2019-11-26 Ahmet M. Elbir , Kumar Vijay Mishra

Human decision-making in high-stakes domains often relies on expertise and heuristics, but is vulnerable to hard-to-detect cognitive biases that threaten fairness and long-term outcomes. This work presents a novel approach to enhancing…

Machine Learning · Computer Science 2025-07-24 Junhua Liu , Roy Ka-Wei Lee , Kwan Hui Lim

In recent years, deep learning methods have achieved impressive results with higher peak signal-to-noise ratio in single image super-resolution (SISR) tasks by utilizing deeper layers. However, their application is quite limited since they…

Computer Vision and Pattern Recognition · Computer Science 2019-03-20 Hailong Ma , Xiangxiang Chu , Bo Zhang , Shaohua Wan , Bo Zhang

Sparse-view Cone-Beam Computed Tomography reconstruction from limited X-ray projections remains a challenging problem in medical imaging due to the inherent undersampling of fine-grained anatomical details, which correspond to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Cuong Tran Van , Trong-Thang Pham , Ngoc-Son Nguyen , Duy Minh Ho Nguyen , Ngan Le

Designing broadband enhanced chirality is of strong interest to the emerging fields of chiral chemistry and sensing, or to control the spin orbital momentum of photons in recently introduced nanophotonic chiral quantum and classical optical…

Super-resolving medical images can help physicians in providing more accurate diagnostics. In many situations, computed tomography (CT) or magnetic resonance imaging (MRI) techniques capture several scans (modes) during a single…

In clinical medicine, magnetic resonance imaging (MRI) is one of the most important tools for diagnosis, triage, prognosis, and treatment planning. However, MRI suffers from an inherent slow data acquisition process because data is…

Image and Video Processing · Electrical Eng. & Systems 2021-12-14 Jiahao Huang , Weiping Ding , Jun Lv , Jingwen Yang , Hao Dong , Javier Del Ser , Jun Xia , Tiaojuan Ren , Stephen Wong , Guang Yang

Metasurfaces have become a promising means for manipulating optical wavefronts in flat and high-performance optical devices. Conventional metasurface device design relies on trial-and-error methods to obtain target electromagnetic (EM)…

Visual question answering (VQA) is challenging because it requires a simultaneous understanding of both visual content of images and textual content of questions. To support the VQA task, we need to find good solutions for the following…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Zhou Yu , Jun Yu , Chenchao Xiang , Jianping Fan , Dacheng Tao

Medical Visual Question Answering (MedVQA) has attracted growing interest at the intersection of medical image understanding and natural language processing for clinical applications. By interpreting medical images and providing precise…

Image and Video Processing · Electrical Eng. & Systems 2025-05-13 Zhilin Zhang , Jie Wang , Zhanghao Qin , Ruiqi Zhu , Xiaoliang Gong