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This paper investigates the geometric consistency for monocular 3D object detection, which suffers from the ill-posed depth estimation. We first conduct a thorough analysis to reveal how existing methods fail to consistently localize…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Qing Lian , Botao Ye , Ruijia Xu , Weilong Yao , Tong Zhang

Accurate perception of dynamic traffic scenes is crucial for high-level autonomous driving systems, requiring robust object motion estimation and instance segmentation. However, traditional methods often treat them as separate tasks,…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Yinqi Chen , Meiying Zhang , Qi Hao , Guang Zhou

Event cameras can record scene dynamics with high temporal resolution, providing rich scene details for monocular depth estimation (MDE) even at low-level illumination. Therefore, existing complementary learning approaches for MDE fuse…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Haotian Liu , Sanqing Qu , Fan Lu , Zongtao Bu , Florian Roehrbein , Alois Knoll , Guang Chen

This paper considers the problem of single image depth estimation. The employment of convolutional neural networks (CNNs) has recently brought about significant advancements in the research of this problem. However, most existing methods…

计算机视觉与模式识别 · 计算机科学 2018-09-25 Junjie Hu , Mete Ozay , Yan Zhang , Takayuki Okatani

Monocular depth estimation plays a crucial role in 3D recognition and understanding. One key limitation of existing approaches lies in their lack of structural information exploitation, which leads to inaccurate spatial layout,…

计算机视觉与模式识别 · 计算机科学 2020-07-23 Tian Chen , Shijie An , Yuan Zhang , Chongyang Ma , Huayan Wang , Xiaoyan Guo , Wen Zheng

We present a novel local-global feature fusion framework for body-weight exercise recognition with floor-based dynamic pressure maps. One step further from the existing studies using deep neural networks mainly focusing on global feature…

计算机视觉与模式识别 · 计算机科学 2023-09-15 Davinder Pal Singh , Lala Shakti Swarup Ray , Bo Zhou , Sungho Suh , Paul Lukowicz

In this survey we present a complete landscape of joint object detection and pose estimation methods that use monocular vision. Descriptions of traditional approaches that involve descriptors or models and various estimation methods have…

计算机视觉与模式识别 · 计算机科学 2018-11-27 Aniruddha V Patil , Pankaj Rabha

Depth estimation from a single image represents a very exciting challenge in computer vision. While other image-based depth sensing techniques leverage on the geometry between different viewpoints (e.g., stereo or structure from motion),…

计算机视觉与模式识别 · 计算机科学 2018-10-29 Pierluigi Zama Ramirez , Matteo Poggi , Fabio Tosi , Stefano Mattoccia , Luigi Di Stefano

The existence of variable factors within the environment can cause a decline in camera localization accuracy, as it violates the fundamental assumption of a static environment in Simultaneous Localization and Mapping (SLAM) algorithms.…

机器人学 · 计算机科学 2023-10-11 Ghanta Sai Krishna , Kundrapu Supriya , Sabur Baidya

Multi-frame human pose estimation in complicated situations is challenging. Although state-of-the-art human joints detectors have demonstrated remarkable results for static images, their performances come short when we apply these models to…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Zhenguang Liu , Haoming Chen , Runyang Feng , Shuang Wu , Shouling Ji , Bailin Yang , Xun Wang

Event cameras are bio-inspired sensors that offer advantages over traditional cameras. They operate asynchronously, sampling the scene at microsecond resolution and producing a stream of brightness changes. This unconventional output has…

计算机视觉与模式识别 · 计算机科学 2022-09-14 Suman Ghosh , Guillermo Gallego

It has long been an ill-posed problem to predict absolute depth maps from single images in real (unseen) indoor scenes. We observe that it is essentially due to not only the scale-ambiguous problem but also the focal-ambiguous problem that…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Chengrui Wei , Meng Yang , Lei He , Nanning Zheng

Recent multimodal deepfake detection methods designed for generalization conjecture that single-stage supervised training struggles to generalize across unseen manipulations and datasets. However, such approaches that target generalization…

计算机视觉与模式识别 · 计算机科学 2025-11-14 Ashutosh Anshul , Shreyas Gopal , Deepu Rajan , Eng Siong Chng

Pyramidal feature representation is the common practice to address the challenge of scale variation in object detection. However, the inconsistency across different feature scales is a primary limitation for the single-shot detectors based…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Songtao Liu , Di Huang , Yunhong Wang

Per-pixel ground-truth depth data is challenging to acquire at scale. To overcome this limitation, self-supervised learning has emerged as a promising alternative for training models to perform monocular depth estimation. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Clément Godard , Oisin Mac Aodha , Michael Firman , Gabriel Brostow

Acquiring accurate three-dimensional depth information conventionally requires expensive multibeam LiDAR devices. Recently, researchers have developed a less expensive option by predicting depth information from two-dimensional color…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Peng Yin , Jianing Qian , Yibo Cao , David Held , Howie Choset

Existing self-supervised monocular depth estimation methods can get rid of expensive annotations and achieve promising results. However, these methods suffer from severe performance degradation when directly adopting a model trained on a…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Mu He , Le Hui , Yikai Bian , Jian Ren , Jin Xie , Jian Yang

In the current monocular depth research, the dominant approach is to employ unsupervised training on large datasets, driven by warped photometric consistency. Such approaches lack robustness and are unable to generalize to challenging…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Jaime Spencer , Richard Bowden , Simon Hadfield

The use of multimodal imaging has led to significant improvements in the diagnosis and treatment of many diseases. Similar to clinical practice, some works have demonstrated the benefits of multimodal fusion for automatic segmentation and…

计算机视觉与模式识别 · 计算机科学 2024-02-05 José Morano , Guilherme Aresta , Christoph Grechenig , Ursula Schmidt-Erfurth , Hrvoje Bogunović

This paper presents a novel self-supervised two-frame multi-camera metric depth estimation network, termed M${^2}$Depth, which is designed to predict reliable scale-aware surrounding depth in autonomous driving. Unlike the previous works…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Yingshuang Zou , Yikang Ding , Xi Qiu , Haoqian Wang , Haotian Zhang