中文
相关论文

相关论文: Cascaded Robust Rectification for Arbitrary Docume…

200 篇论文

Despite significant advances in document understanding, determining the correct orientation of scanned or photographed documents remains a critical pre-processing step in the real world settings. Accurate rotation correction is essential…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Suranjan Goswami , Abhinav Ravi , Raja Kolla , Ali Faraz , Shaharukh Khan , Akash , Chandra Khatri , Shubham Agarwal

Active camera relocalization (ACR) is a new problem in computer vision that significantly reduces the false alarm caused by image distortions due to camera pose misalignment in fine-grained change detection (FGCD). Despite the fruitful…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Nan Li , Wei Feng , Qian Zhang

In the procedure of surface defects detection for large-aperture aspherical optical elements, it is of vital significance to adjust the optical axis of the element to be coaxial with the mechanical spin axis accurately. Therefore, a machine…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Fanyi Wang , Pin Cao , Yihui Zhang , Haotian Hu , Yongying Yang

Wavefront shaping systems aim to image deep into scattering tissue by reshaping incoming and outgoing light to correct aberrations caused by tissue inhomogeneity However, the desired modulation depends on the unknown tissue structure and…

光学 · 物理学 2026-01-14 Sagi Monin , Marina Alterman , Anat Levin

We introduce new adaptive artificial anti-diffusion (AAAD) methods for one- and two-dimensional hyperbolic systems of conservation laws. The key idea is to reduce the amount of numerical dissipation present in a given numerical method by…

数值分析 · 数学 2026-05-18 Shaoshuai Chu , Igor Kliakhandler , Alexander Kurganov

In this paper, we introduce GoodDrag, a novel approach to improve the stability and image quality of drag editing. Unlike existing methods that struggle with accumulated perturbations and often result in distortions, GoodDrag introduces an…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Zewei Zhang , Huan Liu , Jun Chen , Xiangyu Xu

360-degree images offer a significantly wider field of view compared to traditional pinhole cameras, enabling sparse sampling and dense 3D reconstruction in low-texture environments. This makes them crucial for applications in VR, AR, and…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Zhongmiao Yan , Qi Wu , Songpengcheng Xia , Junyuan Deng , Xiang Mu , Renbiao Jin , Ling Pei

Near-range portrait photographs often contain perspective distortion artifacts that bias human perception and challenge both facial recognition and reconstruction techniques. We present the first deep learning based approach to remove such…

计算机视觉与模式识别 · 计算机科学 2019-05-21 Yajie Zhao , Zeng Huang , Tianye Li , Weikai Chen , Chloe LeGendre , Xinglei Ren , Jun Xing , Ari Shapiro , Hao Li

Endoscopy is a routine imaging technique used for both diagnosis and minimally invasive surgical treatment. Artifacts such as motion blur, bubbles, specular reflections, floating objects and pixel saturation impede the visual interpretation…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Sharib Ali , Felix Zhou , Adam Bailey , Barbara Braden , James East , Xin Lu , Jens Rittscher

In optical imaging, light propagation is affected by the inhomogeneities of the medium. Sample-induced aberrations and multiple scattering can strongly degrade the image resolution and contrast. Based on a dynamic correction of the incident…

This paper addresses the problem of rolling shutter correction in complex nonlinear and dynamic scenes with extreme occlusion. Existing methods suffer from two main drawbacks. Firstly, they face challenges in estimating the accurate…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Delin Qu , Yizhen Lao , Zhigang Wang , Dong Wang , Bin Zhao , Xuelong Li

Linear perspectivecues deriving from regularities of the built environment can be used to recalibrate both intrinsic and extrinsic camera parameters online, but these estimates can be unreliable due to irregularities in the scene,…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Yiming Qian , James H. Elder

Guided depth super-resolution (GDSR) has demonstrated impressive performance across a wide range of domains, with numerous methods being proposed. However, existing methods often treat depth maps as images, where shading values are computed…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Jiahui Kang , Qing Cai , Runqing Tan , Yimei Liu , Zhi Liu

Digital images from crystals, as projected from the third spatial dimension and recorded in atomic resolution with any kind of real-world microscope, feature necessarily broken symmetries of the translation-periodicity-restricted Euclidean…

材料科学 · 物理学 2025-11-25 Tyler Bortel , Peter Moeck

Millions of cameras at edge are being deployed to power a variety of different deep learning applications. However, the frames captured by these cameras are not always pristine - they can be distorted due to lighting issues, sensor noise,…

图像与视频处理 · 电气工程与系统科学 2021-10-27 Sibendu Paul , Utsav Drolia , Y. Charlie Hu , Srimat T. Chakradhar

Learning non-rigid registration in an end-to-end manner is challenging due to the inherent high degrees of freedom and the lack of labeled training data. In this paper, we resolve these two challenges simultaneously. First, we propose to…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Wanquan Feng , Juyong Zhang , Hongrui Cai , Haofei Xu , Junhui Hou , Hujun Bao

Neural Radiance Fields (NeRF) have received considerable attention recently, due to its impressive capability in photo-realistic 3D reconstruction and novel view synthesis, given a set of posed camera images. Earlier work usually assumes…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Peng Wang , Lingzhe Zhao , Ruijie Ma , Peidong Liu

We propose a novel explicit dense 3D reconstruction approach that processes a set of images of a scene with sensor poses and calibrations and estimates a photo-real digital model. One of the key innovations is that the underlying volumetric…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Samir Aroudj , Steven Lovegrove , Eddy Ilg , Tanner Schmidt , Michael Goesele , Richard Newcombe

Direct mesh editing and deformation are key components in the geometric modeling and animation pipeline. Mesh editing methods are typically framed as optimization problems combining user-specified vertex constraints with a regularizer that…

图形学 · 计算机科学 2024-08-05 Tianhao Xie , Eugene Belilovsky , Sudhir Mudur , Tiberiu Popa

Shape retrieval and alignment are a promising avenue towards turning 3D scans into lightweight CAD representations that can be used for content creation such as mobile or AR/VR gaming scenarios. Unfortunately, CAD model retrieval is limited…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Vladislav Ishimtsev , Alexey Bokhovkin , Alexey Artemov , Savva Ignatyev , Matthias Niessner , Denis Zorin , Evgeny Burnaev