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Interferometric phase (InPhase) imaging is an important part of many present-day coherent imaging technologies. Often in such imaging techniques, the acquired images, known as interferograms, suffer from two major degradations: 1) phase…

Signal Processing · Electrical Eng. & Systems 2019-11-25 Joshin P. Krishnan , Mário A. T. Figueiredo , José M. Bioucas-Dias

This letter proposes a synthetic aperture radar (SAR) image registration method named Feature-Area Optimization (FAO). First, the traditional area-based optimization model is reconstructed and decomposed into three key but uncertain…

Computer Vision and Pattern Recognition · Computer Science 2016-02-19 Fuqiang Liu , Fukun Bi , Liang Chen , Hao Shi , Wei Liu

While neural radiance fields (NeRF) have shown promise in novel view synthesis, their implicit representation limits explicit control over object manipulation. Existing research has proposed the integration of explicit geometric proxies to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Zherui Qiu , Chenqu Ren , Kaiwen Song , Xiaoyi Zeng , Leyuan Yang , Juyong Zhang

Deep learning models for chest X-ray diagnosis are constrained by limited coverage of clinically meaningful concept combinations in publicly available training datasets. While synthetic image generation has been explored to increase data…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Amy Rafferty , Rishi Ramaesh , Ajitha Rajan

X-Ray radiographs are one of the primary results from inertial confinement fusion (ICF) experiments. Issues such as scarcity of experimental data, high levels of noise in the data, lack of ground truth data, and low resolution of data limit…

Plasma Physics · Physics 2022-11-10 Michael Falato , Bradley Wolfe , Nga Nguyen , Xinhua Zhang , Zhehui Wang

We present Multi-Baseline Radiance Fields (MuRF), a general feed-forward approach to solving sparse view synthesis under multiple different baseline settings (small and large baselines, and different number of input views). To render a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Haofei Xu , Anpei Chen , Yuedong Chen , Christos Sakaridis , Yulun Zhang , Marc Pollefeys , Andreas Geiger , Fisher Yu

Neural Radiance Fields (NeRFs) have become increasingly popular because of their impressive ability for novel view synthesis. However, their effectiveness is hindered by the Rolling Shutter (RS) effects commonly found in most camera…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Muyao Niu , Tong Chen , Yifan Zhan , Zhuoxiao Li , Xiang Ji , Yinqiang Zheng

3D surface reconstruction from images is essential for numerous applications. Recently, Neural Radiance Fields (NeRFs) have emerged as a promising framework for 3D modeling. However, NeRFs require accurate camera poses as input, and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Yiyang Chen , Siyan Dong , Xulong Wang , Lulu Cai , Youyi Zheng , Yanchao Yang

Early detection of lung cancer in chest radiographs (CXRs) is crucial for improving patient outcomes, yet nodule detection remains challenging due to their subtle appearance and variability in radiological characteristics like size,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Aryan Goyal , Shreshtha Singh , Ashish Mittal , Manoj Tadepalli , Piyush Kumar , Preetham Putha

Neural Radiance Fields (NeRF) has achieved unprecedented view synthesis quality using coordinate-based neural scene representations. However, NeRF's view dependency can only handle simple reflections like highlights but cannot deal with…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Yuan-Chen Guo , Di Kang , Linchao Bao , Yu He , Song-Hai Zhang

The development of radiology foundation models (RFMs) is hindered by a reliance on brute-force scaling. Existing approaches often directly translate methods for natural images, which prioritize scale over precision and hence lead to brittle…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Yingtai Li , Shuai Ming , Mingyue Zhao , Haoran Lai , Rongsheng Wang , Rui Zhou , Rundong Wang , Yujia Li , Wei Wei , Shaohua Kevin Zhou

Editing a local region or a specific object in a 3D scene represented by a NeRF or consistently blending a new realistic object into the scene is challenging, mainly due to the implicit nature of the scene representation. We present…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Ori Gordon , Omri Avrahami , Dani Lischinski

Reconstruction of deformable scenes from endoscopic videos is important for many applications such as intraoperative navigation, surgical visual perception, and robotic surgery. It is a foundational requirement for realizing autonomous…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Shreya Saha , Zekai Liang , Shan Lin , Jingpei Lu , Michael Yip , Sainan Liu

We present iNeRF, a framework that performs mesh-free pose estimation by "inverting" a Neural RadianceField (NeRF). NeRFs have been shown to be remarkably effective for the task of view synthesis - synthesizing photorealistic novel views of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Lin Yen-Chen , Pete Florence , Jonathan T. Barron , Alberto Rodriguez , Phillip Isola , Tsung-Yi Lin

Synthetic X-ray images are simulated X-ray images projected from CT data. High-quality synthetic X-ray images can facilitate various applications such as surgical image guidance systems and VR training simulations. However, it is difficult…

Image and Video Processing · Electrical Eng. & Systems 2021-08-12 Qing Ma , Jae Chul Koh , WonSook Lee

Chest Xray imaging is a widely used diagnostic tool in modern medicine, and its high utilization creates substantial workloads for radiologists. To alleviate this burden, vision language models are increasingly applied to automate Chest…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Shaoyang Zhou , Yingshu Li , Yunyi Liu , Lingqiao Liu , Lei Wang , Luping Zhou

Chest X-rays (CXR) are essential for diagnosing a variety of conditions, but when used on new populations, model generalizability issues limit their efficacy. Generative AI, particularly denoising diffusion probabilistic models (DDPMs),…

Novel view synthesis refers to the problem of synthesizing novel viewpoints of a scene given the images from a few viewpoints. This is a fundamental problem in computer vision and graphics, and enables a vast variety of applications such as…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Nagabhushan Somraj

Automatic radiology report generation is a promising application of multimodal deep learning, aiming to reduce reporting workload and improve consistency. However, current state-of-the-art (SOTA) systems - such as Multimodal AI for…

Fetal ultrasound (US) examinations require the acquisition of multiple planes, each providing unique diagnostic information to evaluate fetal development and screening for congenital anomalies. However, obtaining a comprehensive,…