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相关论文: GANESH: Generalizable NeRF for Lensless Imaging

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Neural rendering has received tremendous attention since the advent of Neural Radiance Fields (NeRF), and has pushed the state-of-the-art on novel-view synthesis considerably. The recent focus has been on models that overfit to a single…

计算机视觉与模式识别 · 计算机科学 2022-07-29 Mohammed Suhail , Carlos Esteves , Leonid Sigal , Ameesh Makadia

Neural Radiance Fields (NeRF) have significantly advanced the field of novel view synthesis, yet their generalization across diverse scenes and conditions remains challenging. Addressing this, we propose the integration of a novel…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Ahmed Qazi , Abdul Basit , Asim Iqbal

There remains an important need for the development of image reconstruction methods that can produce diagnostically useful images from undersampled measurements. In magnetic resonance imaging (MRI), for example, such methods can facilitate…

图像与视频处理 · 电气工程与系统科学 2021-06-28 Varun A. Kelkar , Sayantan Bhadra , Mark A. Anastasio

Recent advancements in 3D Gaussian Splatting (3DGS) and Neural Radiance Fields (NeRF) have achieved impressive results in real-time 3D reconstruction and novel view synthesis. However, these methods struggle in large-scale, unconstrained…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Niluthpol Chowdhury Mithun , Tuan Pham , Qiao Wang , Ben Southall , Kshitij Minhas , Bogdan Matei , Stephan Mandt , Supun Samarasekera , Rakesh Kumar

Neural Radiance Fields (NeRF) coupled with GANs represent a promising direction in the area of 3D reconstruction from a single view, owing to their ability to efficiently model arbitrary topologies. Recent work in this area, however, has…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Dario Pavllo , David Joseph Tan , Marie-Julie Rakotosaona , Federico Tombari

Lensless imaging is an elegant approach to high-resolution microscopy, which is rapidly gaining popularity in applications where imaging optics are problematic. However, current lensless imaging methods require objects to be placed within a…

光学 · 物理学 2014-06-16 Stefan Witte , Vasco T. Tenner , Daniël W. E. Noom , Kjeld S. E. Eikema

We propose a Transformer-based NeRF (TransNeRF) to learn a generic neural radiance field conditioned on observed-view images for the novel view synthesis task. By contrast, existing MLP-based NeRFs are not able to directly receive observed…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Dan Wang , Xinrui Cui , Septimiu Salcudean , Z. Jane Wang

GAN-generated image detection now becomes the first line of defense against the malicious uses of machine-synthesized image manipulations such as deepfakes. Although some existing detectors work well in detecting clean, known GAN samples,…

密码学与安全 · 计算机科学 2024-01-08 Chi Liu , Tianqing Zhu , Sheng Shen , Wanlei Zhou

Advances in image diffusion models have recently led to notable improvements in the generation of high-quality images. In combination with Neural Radiance Fields (NeRFs), they enabled new opportunities in 3D generation. However, most…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Jan-Niklas Dihlmann , Andreas Engelhardt , Hendrik Lensch

The style-based GAN (StyleGAN) architecture achieved state-of-the-art results for generating high-quality images, but it lacks explicit and precise control over camera poses. The recently proposed NeRF-based GANs made great progress towards…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Peng Zhou , Lingxi Xie , Bingbing Ni , Qi Tian

Recently, significant progress has been made in the study of methods for 3D reconstruction from multiple images using implicit neural representations, exemplified by the neural radiance field (NeRF) method. Such methods, which are based on…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Wooseok Kim , Taiki Fukiage , Takeshi Oishi

Compressive lensless imagers enable novel applications in an extremely compact device, requiring only a phase or amplitude mask placed close to the sensor. They have been demonstrated for 2D and 3D microscopy, single-shot video, and…

图像与视频处理 · 电气工程与系统科学 2021-06-23 Kristina Monakhova , Vi Tran , Grace Kuo , Laura Waller

We present a novel framework, called FrameNeRF, designed to apply off-the-shelf fast high-fidelity NeRF models with fast training speed and high rendering quality for few-shot novel view synthesis tasks. The training stability of fast…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Yan Xing , Pan Wang , Ligang Liu , Daolun Li , Li Zhang

We present ONeRF, a method that automatically segments and reconstructs object instances in 3D from multi-view RGB images without any additional manual annotations. The segmented 3D objects are represented using separate Neural Radiance…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Shengnan Liang , Yichen Liu , Shangzhe Wu , Yu-Wing Tai , Chi-Keung Tang

Deep learning has bolstered gaze estimation techniques, but real-world deployment has been impeded by inadequate training datasets. This problem is exacerbated by both hardware-induced variations in eye images and inherent biological…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Sean Anthony Byrne , Virmarie Maquiling , Marcus Nyström , Enkelejda Kasneci , Diederick C. Niehorster

The task of generating natural images from 3D scenes has been a long standing goal in computer graphics. On the other hand, recent developments in deep neural networks allow for trainable models that can produce natural-looking images with…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Hassan Abu Alhaija , Siva Karthik Mustikovela , Andreas Geiger , Carsten Rother

Vision-language foundation models like CLIP have shown impressive zero-shot generalization, but finetuning on downstream datasets can cause overfitting and loss of its generalization ability on unseen domains. Although collecting additional…

计算机视觉与模式识别 · 计算机科学 2024-08-14 Siyuan Yan , Cheng Luo , Zhen Yu , Zongyuan Ge

Neural rendering methods can achieve near-photorealistic image synthesis of scenes from posed input images. However, when the images are imperfect, e.g., captured in very low-light conditions, state-of-the-art methods fail to reconstruct…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Vinayak Gupta , Rongali Simhachala Venkata Girish , Mukund Varma T , Ayush Tewari , Kaushik Mitra

Multi-exposure image fusion (MEF) synthesizes multiple, differently exposed images of the same scene into a single, well-exposed composite. Retinex theory, which separates image illumination from scene reflectance, provides a natural…

计算机视觉与模式识别 · 计算机科学 2025-08-04 Haowen Bai , Jiangshe Zhang , Zixiang Zhao , Lilun Deng , Yukun Cui , Shuang Xu

We present a unified framework tackling two problems: class-specific 3D reconstruction from a single image, and generation of new 3D shape samples. These tasks have received considerable attention recently; however, existing approaches rely…

计算机视觉与模式识别 · 计算机科学 2018-11-16 Paul Henderson , Vittorio Ferrari