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Combining sparse IMUs and a monocular camera is a new promising setting to perform real-time human motion capture. This paper proposes a diffusion-based solution to learn human motion priors and fuse the two modalities of signals together…

计算机视觉与模式识别 · 计算机科学 2025-08-11 Shaohua Pan , Xinyu Yi , Yan Zhou , Weihua Jian , Yuan Zhang , Pengfei Wan , Feng Xu

The lensless pinhole camera is perhaps the earliest and simplest form of an imaging system using only a pinhole-sized aperture in place of a lens. They can capture an infinite depth-of-field and offer greater freedom from optical distortion…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Joshua D. Rego , Huaijin Chen , Shuai Li , Jinwei Gu , Suren Jayasuriya

Depth estimation is a long-lasting yet important task in computer vision. Most of the previous works try to estimate depth from input images and assume images are all-in-focus (AiF), which is less common in real-world applications. On the…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Ning-Hsu Wang , Ren Wang , Yu-Lun Liu , Yu-Hao Huang , Yu-Lin Chang , Chia-Ping Chen , Kevin Jou

High-precision controllable remote sensing image generation is both meaningful and challenging. Existing diffusion models often produce low-fidelity images due to their inability to adequately capture morphological details, which may affect…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Ziqi Ye , Shuran Ma , Jie Yang , Xiaoyi Yang , Yi Yang , Ziyang Gong , Xue Yang , Haipeng Wang

We present a novel framework to automatically learn to transform the differential cues from a stack of images densely captured with a rotational motion into spatially discriminative and view-invariant per-pixel features at each view. These…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Kaizhang Kang , Chong Zeng , Hongzhi Wu , Kun Zhou

Depth estimation is a critical technology in autonomous driving, and multi-camera systems are often used to achieve a 360$^\circ$ perception. These 360$^\circ$ camera sets often have limited or low-quality overlap regions, making multi-view…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Jialei Xu , Wei Yin , Dong Gong , Junjun Jiang , Xianming Liu

Depth sensing is a critical component of autonomous driving technologies, but today's LiDAR- or stereo camera-based solutions have limited range. We seek to increase the maximum range of self-driving vehicles' depth perception modules for…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Kai Zhang , Jiaxin Xie , Noah Snavely , Qifeng Chen

Monocular depth estimation aims to recover the depth information of 3D scenes from 2D images. Recent work has made significant progress, but its reliance on large-scale datasets and complex decoders has limited its efficiency and…

计算机视觉与模式识别 · 计算机科学 2026-01-07 Zeyu Ren , Zeyu Zhang , Wukai Li , Qingxiang Liu , Hao Tang

Many compelling video post-processing effects, in particular aesthetic focus editing and refocusing effects, are feasible if per-frame depth information is available. Existing computational methods to capture RGB and depth either…

计算机视觉与模式识别 · 计算机科学 2016-10-13 Hyeongwoo Kim , Christian Richardt , Christian Theobalt

Depth estimation is essential for various important real-world applications such as autonomous driving. However, it suffers from severe performance degradation in high-velocity scenario since traditional cameras can only capture blurred…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Jianing Li , Jiaming Liu , Xiaobao Wei , Jiyuan Zhang , Ming Lu , Lei Ma , Li Du , Tiejun Huang , Shanghang Zhang

We present a dataset of 1000 video sequences of human portraits recorded in real and uncontrolled conditions by using a handheld smartphone accompanied by an external high-quality depth camera. The collected dataset contains 200 people…

In this paper, we propose a thermal-infrared simultaneous localization and mapping (SLAM) system enhanced by sparse depth measurements from Light Detection and Ranging (LiDAR). Thermal-infrared cameras are relatively robust against fog,…

机器人学 · 计算机科学 2019-03-05 Young-Sik Shin , Ayoung Kim

Contactless fingerprint recognition offers a hygienic and convenient alternative to contact-based systems, enabling rapid acquisition without latent prints, pressure artifacts, or hygiene risks. However, contactless images often show…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Roja Sahoo , Anoop Namboodiri

One-shot full-field surface profilometry using digital diffractive-confocal imaging correlation microscope based on digital micromirror device is developed for one-shot microscopic 3D surface measurement. Optical configuration applies…

光学 · 物理学 2019-04-24 Duc Trung Nguyen , Liang-Chia Chen , Nguyen Dinh Nguyen

Depth cameras allow to set up reliable solutions for people monitoring and behavior understanding, especially when unstable or poor illumination conditions make unusable common RGB sensors. Therefore, we propose a complete framework for the…

计算机视觉与模式识别 · 计算机科学 2018-09-03 Guido Borghi , Matteo Fabbri , Roberto Vezzani , Simone Calderara , Rita Cucchiara

LiDAR-camera fusion enhances 3D panoptic segmentation by leveraging camera images to complement sparse LiDAR scans, but it also introduces a critical failure mode. Under adverse conditions, degradation or failure of the camera sensor can…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Rohit Mohan , Florian Drews , Yakov Miron , Daniele Cattaneo , Abhinav Valada

We present the design of a productionized end-to-end stereo depth sensing system that does pre-processing, online stereo rectification, and stereo depth estimation with a fallback to monocular depth estimation when rectification is…

We propose DistSurf-OF, a novel optical flow method for neuromorphic cameras. Neuromorphic cameras (or event detection cameras) are an emerging sensor modality that makes use of dynamic vision sensors (DVS) to report asynchronously the…

图像与视频处理 · 电气工程与系统科学 2020-03-31 Mohammed Almatrafi , Raymond Baldwin , Kiyoharu Aizawa , Keigo Hirakawa

The integration of RGB and depth modalities significantly enhances the accuracy of segmenting complex indoor scenes, with depth data from RGB-D cameras playing a crucial role in this improvement. However, collecting an RGB-D dataset is more…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Xinhua Xu , Hong Liu , Jianbing Wu , Jinfu Liu

Recent work has shown impressive results on data-driven defocus deblurring using the two-image views available on modern dual-pixel (DP) sensors. One significant challenge in this line of research is access to DP data. Despite many cameras…

图像与视频处理 · 电气工程与系统科学 2021-08-18 Abdullah Abuolaim , Mauricio Delbracio , Damien Kelly , Michael S. Brown , Peyman Milanfar