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Few-shot segmentation~(FSS) performance has been extensively promoted by introducing episodic training and class-wise prototypes. However, the FSS problem remains challenging due to three limitations: (1) Models are distracted by…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Jian-Wei Zhang , Lei Lv , Yawei Luo , Hao-Zhe Feng , Yi Yang , Wei Chen

Pre-trained Language Models (PLMs) can be accurately fine-tuned for downstream text processing tasks. Recently, researchers have introduced several parameter-efficient fine-tuning methods that optimize input prompts or adjust a small number…

计算与语言 · 计算机科学 2024-06-07 Saeed Najafi , Alona Fyshe

Achieving high spatial resolution is the goal of many imaging systems. Designing a high-resolution lens with diffraction-limited performance over a large field of view remains a difficult task in imaging system design. On the other hand,…

光学 · 物理学 2019-03-27 He Zhang , Shaowei Jiang , Jun Liao , Junjing Deng , Jian Liu , Yongbing Zhang , Guoan Zheng

Neural radiance fields (NeRF) is a promising approach for generating photorealistic images and representing complex scenes. However, when processing data sequentially, it can suffer from catastrophic forgetting, where previous data is…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Letian Zhang , Ming Li , Chen Chen , Jie Xu

Neural radiance fields (NeRFs) have become a ubiquitous tool for modeling scene appearance and geometry from multiview imagery. Recent work has also begun to explore how to use additional supervision from lidar or depth sensor measurements…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Anagh Malik , Parsa Mirdehghan , Sotiris Nousias , Kiriakos N. Kutulakos , David B. Lindell

Neural Radiance Field (NeRF) has recently emerged as a powerful representation to synthesize photorealistic novel views. While showing impressive performance, it relies on the availability of dense input views with highly accurate camera…

计算机视觉与模式识别 · 计算机科学 2023-06-14 Prune Truong , Marie-Julie Rakotosaona , Fabian Manhardt , Federico Tombari

Vision in adverse weather conditions, whether it be snow, rain, or fog is challenging. In these scenarios, scattering and attenuation severly degrades image quality. Handling such inclement weather conditions, however, is essential to…

计算机视觉与模式识别 · 计算机科学 2023-05-04 Andrea Ramazzina , Mario Bijelic , Stefanie Walz , Alessandro Sanvito , Dominik Scheuble , Felix Heide

NeRF aims to learn a continuous neural scene representation by using a finite set of input images taken from various viewpoints. A well-known limitation of NeRF methods is their reliance on data: the fewer the viewpoints, the higher the…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Matteo Bortolon , Alessio Del Bue , Fabio Poiesi

High-fidelity 3D scene reconstruction has been substantially advanced by recent progress in neural fields. However, most existing methods train a separate network from scratch for each individual scene. This is not scalable, inefficient,…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Yang Fu , Shalini De Mello , Xueting Li , Amey Kulkarni , Jan Kautz , Xiaolong Wang , Sifei Liu

Neural Radiance Fields (NeRFs) increase reconstruction detail for novel view synthesis and scene reconstruction, with applications ranging from large static scenes to dynamic human motion. However, the increased resolution and model-free…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Abiramy Kuganesan , Shih-yang Su , James J. Little , Helge Rhodin

This paper introduces MutualNeRF, a framework enhancing Neural Radiance Field (NeRF) performance under limited samples using Mutual Information Theory. While NeRF excels in 3D scene synthesis, challenges arise with limited data and existing…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Zifan Wang , Jingwei Li , Yitang Li , Yunze Liu

We present a method for transferring the artistic features of an arbitrary style image to a 3D scene. Previous methods that perform 3D stylization on point clouds or meshes are sensitive to geometric reconstruction errors for complex…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Kai Zhang , Nick Kolkin , Sai Bi , Fujun Luan , Zexiang Xu , Eli Shechtman , Noah Snavely

The success of the Neural Radiance Fields (NeRFs) for modeling and free-view rendering static objects has inspired numerous attempts on dynamic scenes. Current techniques that utilize neural rendering for facilitating free-view videos…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Liao Wang , Qiang Hu , Qihan He , Ziyu Wang , Jingyi Yu , Tinne Tuytelaars , Lan Xu , Minye Wu

Fourier ptychography (FP) is a recently proposed computational imaging technique for high space-bandwidth product imaging. In real setups such as endoscope and transmission electron microscope, the common sample motion largely degrades the…

光学 · 物理学 2016-10-14 Liheng Bian , Guoan Zheng , Kaikai Guo , Jinli Suo , Changhuei Yang , Feng Chen , Qionghai Dai

We present FPRF, a feed-forward photorealistic style transfer method for large-scale 3D neural radiance fields. FPRF stylizes large-scale 3D scenes with arbitrary, multiple style reference images without additional optimization while…

计算机视觉与模式识别 · 计算机科学 2024-01-12 GeonU Kim , Kim Youwang , Tae-Hyun Oh

With the advent of Neural Radiance Fields (NeRF), neural networks can now render novel views of a 3D scene with quality that fools the human eye. Yet, generating these images is very computationally intensive, limiting their applicability…

计算机视觉与模式识别 · 计算机科学 2020-11-26 Daniel Rebain , Wei Jiang , Soroosh Yazdani , Ke Li , Kwang Moo Yi , Andrea Tagliasacchi

The quality of three-dimensional reconstruction is a key factor affecting the effectiveness of its application in areas such as virtual reality (VR) and augmented reality (AR) technologies. Neural Radiance Fields (NeRF) can generate…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Qianqiu Tan , Tao Liu , Yinling Xie , Shuwan Yu , Baohua Zhang

Many super-resolution (SR) models are optimized for high performance only and therefore lack efficiency due to large model complexity. As large models are often not practical in real-world applications, we investigate and propose novel loss…

图像与视频处理 · 电气工程与系统科学 2021-06-03 Dario Fuoli , Luc Van Gool , Radu Timofte

Neural Radiance Field (NeRF) has achieved remarkable success in creating immersive media representations through its exceptional reconstruction capabilities. However, the computational demands of dense forward passes and volume rendering…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Weixiang Zhang , Shuzhao Xie , Shijia Ge , Wei Yao , Chen Tang , Zhi Wang

Constructing 3D representations of object geometry is critical for many robotics tasks, particularly manipulation problems. These representations must be built from potentially noisy partial observations. In this work, we focus on the…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Herbert Wright , Weiming Zhi , Martin Matak , Matthew Johnson-Roberson , Tucker Hermans