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This paper addresses the problem of dense depth predictions from sparse distance sensor data and a single camera image on challenging weather conditions. This work explores the significance of different sensor modalities such as camera,…

计算机视觉与模式识别 · 计算机科学 2020-12-18 Sadique Adnan Siddiqui , Axel Vierling , Karsten Berns

We present 3DVNet, a novel multi-view stereo (MVS) depth-prediction method that combines the advantages of previous depth-based and volumetric MVS approaches. Our key idea is the use of a 3D scene-modeling network that iteratively updates a…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Alexander Rich , Noah Stier , Pradeep Sen , Tobias Höllerer

In spectroscopic experiments, data acquisition in multi-dimensional phase space may require long acquisition time, owing to the large phase space volume to be covered. In such case, the limited time available for data acquisition can be a…

Patient scans from MRI often suffer from noise, which hampers the diagnostic capability of such images. As a method to mitigate such artifact, denoising is largely studied both within the medical imaging community and beyond the community…

图像与视频处理 · 电气工程与系统科学 2022-03-25 Hyungjin Chung , Eun Sun Lee , Jong Chul Ye

Today, most methods for image understanding tasks rely on feed-forward neural networks. While this approach has allowed for empirical accuracy, efficiency, and task adaptation via fine-tuning, it also comes with fundamental disadvantages.…

计算机视觉与模式识别 · 计算机科学 2024-04-19 Julian Ost , Tanushree Banerjee , Mario Bijelic , Felix Heide

Monocular 3D object detection aims to extract the 3D position and properties of objects from a 2D input image. This is an ill-posed problem with a major difficulty lying in the information loss by depth-agnostic cameras. Conventional…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Lijie Liu , Chufan Wu , Jiwen Lu , Lingxi Xie , Jie Zhou , Qi Tian

Three-dimensional imaging plays an important role in imaging applications where it is necessary to record depth. The number of applications that use depth imaging is increasing rapidly, and examples include self-driving autonomous vehicles…

图像与视频处理 · 电气工程与系统科学 2021-04-21 Alice Ruget , Stephen McLaughlin , Robert K. Henderson , Istvan Gyongy , Abderrahim Halimi , Jonathan Leach

While current multi-frame restoration methods combine information from multiple input images using 2D alignment techniques, recent advances in novel view synthesis are paving the way for a new paradigm relying on volumetric scene…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Thomas Tanay , Aleš Leonardis , Matteo Maggioni

Object detection, one of the three main tasks of computer vision, has been used in various applications. The main process is to use deep neural networks to extract the features of an image and then use the features to identify the class and…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Wenshuo Li

Video denoising for raw image has always been the difficulty of camera image processing. On the one hand, image denoising performance largely determines the image quality, moreover denoising effect in raw image will affect the accuracy of…

图像与视频处理 · 电气工程与系统科学 2022-09-07 Bin Ma , Yueli Hu , Xianxian Lv , Kai Li

Benefited from the rapid and sustainable development of synthetic aperture radar (SAR) sensors, change detection from SAR images has received increasing attentions over the past few years. Existing unsupervised deep learning-based methods…

图像与视频处理 · 电气工程与系统科学 2022-03-15 Junjie Wang , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

While deep Convolutional Neural Networks (CNNs) have shown extraordinary capability of modelling specific noise and denoising, they still perform poorly on real-world noisy images. The main reason is that the real-world noise is more…

计算机视觉与模式识别 · 计算机科学 2019-10-23 Yiyun Zhao , Zhuqing Jiang , Aidong Men , Guodong Ju

This paper introduces a novel multi-view 6 DoF object pose refinement approach focusing on improving methods trained on synthetic data. It is based on the DPOD detector, which produces dense 2D-3D correspondences between the model vertices…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Ivan Shugurov , Ivan Pavlov , Sergey Zakharov , Slobodan Ilic

Filtering multi-dimensional images such as color images, color videos, multispectral images and magnetic resonance images is challenging in terms of both effectiveness and efficiency. Leveraging the nonlocal self-similarity (NLSS)…

图像与视频处理 · 电气工程与系统科学 2020-11-09 Zhaoming Kong , Xiaowei Yang , Lifang He

In this paper, we explore a critical yet under-investigated issue: how to learn robust and well-generalized 3D representation from pre-trained vision language models such as CLIP. Previous works have demonstrated that cross-modal…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Shuqing Luo , Bowen Qu , Wei Gao

When capturing images through the glass during rainy or snowy weather conditions, the resulting images often contain waterdrops adhered on the glass surface, and these waterdrops significantly degrade the image quality and performance of…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Yunhao Li , Jing Wu , Lingzhe Zhao , Peidong Liu

Augmented Reality (AR) applications necessitates methods of inserting needed objects into scenes captured by cameras in a way that is coherent with the surroundings. Common AR applications require the insertion of predefined 3D objects with…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Fouad Afiouni , Mohamad Fakih , Joey Sleiman

Object detection is a famous branch of research in computer vision, many state of the art object detection algorithms have been introduced in the recent past, but how good are those object detectors when it comes to dense object detection?…

计算机视觉与模式识别 · 计算机科学 2020-05-01 Sonaal Kant

Synthesizing accurate geometry and photo-realistic appearance of small scenes is an active area of research with compelling use cases in gaming, virtual reality, robotic-manipulation, autonomous driving, convenient product capture, and…

Noise is ubiquitous during image acquisition. Sufficient denoising is often an important first step for image processing. In recent decades, deep neural networks (DNNs) have been widely used for image denoising. Most DNN-based image…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Chenyin Gao , Shu Yang , Anru R. Zhang