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Depth Estimation and Object Detection Recognition play an important role in autonomous driving technology under the guidance of deep learning artificial intelligence. We propose a hybrid structure called RealNet: a co-design method…

Computer Vision and Pattern Recognition · Computer Science 2022-04-26 Zhuohao Li , Fandi Gou , Qixin De , Leqi Ding , Yuanhang Zhang , Yunze Cai

Near field depth estimation around a self driving car is an important function that can be achieved by four wide angle fisheye cameras having a field of view of over 180. Depth estimation based on convolutional neural networks (CNNs)…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Varun Ravi Kumar , Stefan Milz , Martin Simon , Christian Witt , Karl Amende , Johannes Petzold , Senthil Yogamani , Timo Pech

We propose a new approach called LiDAR-Flow to robustly estimate a dense scene flow by fusing a sparse LiDAR with stereo images. We take the advantage of the high accuracy of LiDAR to resolve the lack of information in some regions of…

Computer Vision and Pattern Recognition · Computer Science 2019-12-16 Ramy Battrawy , René Schuster , Oliver Wasenmüller , Qing Rao , Didier Stricker

A key contributor to recent progress in 3D detection from single images is monocular depth estimation. Existing methods focus on how to leverage depth explicitly, by generating pseudo-pointclouds or providing attention cues for image…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Dennis Park , Jie Li , Dian Chen , Vitor Guizilini , Adrien Gaidon

Using a neural network architecture for depth map inference from monocular stabilized videos with application to UAV videos in rigid scenes, we propose a multi-range architecture for unconstrained UAV flight, leveraging flight data from…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Clément Pinard , Laure Chevalley , Antoine Manzanera , David Filliat

While LiDAR sensors have been successfully applied to 3D object detection, the affordability of radar and camera sensors has led to a growing interest in fusing radars and cameras for 3D object detection. However, previous radar-camera…

Computer Vision and Pattern Recognition · Computer Science 2024-05-17 Jisong Kim , Minjae Seong , Geonho Bang , Dongsuk Kum , Jun Won Choi

The field of monocular depth estimation is continually evolving with the advent of numerous innovative models and extensions. However, research on monocular depth estimation methods specifically for underwater scenes remains limited,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Wenxiang Gua , Lin Qia

Although cameras are ubiquitous, robotic platforms typically rely on active sensors like LiDAR for direct 3D perception. In this work, we propose a novel self-supervised monocular depth estimation method combining geometry with a new deep…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Vitor Guizilini , Rares Ambrus , Sudeep Pillai , Allan Raventos , Adrien Gaidon

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…

Image and Video Processing · Electrical Eng. & Systems 2021-04-21 Alice Ruget , Stephen McLaughlin , Robert K. Henderson , Istvan Gyongy , Abderrahim Halimi , Jonathan Leach

Current self-supervised methods for monocular depth estimation are largely based on deeply nested convolutional networks that leverage stereo image pairs or monocular sequences during a training phase. However, they often exhibit inaccurate…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Jaehoon Cho , Dongbo Min , Youngjung Kim , Kwanghoon Sohn

Object detection in camera images, using deep learning has been proven successfully in recent years. Rising detection rates and computationally efficient network structures are pushing this technique towards application in production…

Computer Vision and Pattern Recognition · Computer Science 2020-05-18 Felix Nobis , Maximilian Geisslinger , Markus Weber , Johannes Betz , Markus Lienkamp

A single color image can contain many cues informative towards different aspects of local geometric structure. We approach the problem of monocular depth estimation by using a neural network to produce a mid-level representation that…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 Ayan Chakrabarti , Jingyu Shao , Gregory Shakhnarovich

We present a real-time, non-learning depth estimation method that fuses Light Detection and Ranging (LiDAR) data with stereo camera input. Our approach comprises three key techniques: Semi-Global Matching (SGM) stereo with Discrete…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Yasuhiro Yao , Ryoichi Ishikawa , Takeshi Oishi

Existing LiDAR-based 3D object detectors typically rely on manually annotated labels for training to achieve good performance. However, obtaining high-quality 3D labels is time-consuming and labor-intensive. To address this issue, recent…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Mingqian Ji , Jian Yang , Shanshan Zhang

In this paper, we tackle the problem of estimating the depth of a scene from a monocular video sequence. In particular, we handle challenging scenarios, such as non-translational camera motion and dynamic scenes, where traditional structure…

Computer Vision and Pattern Recognition · Computer Science 2015-11-20 Miaomiao Liu , Mathieu Salzmann , Xuming He

Estimating depth from a single RGB images is a fundamental task in computer vision, which is most directly solved using supervised deep learning. In the field of unsupervised learning of depth from a single RGB image, depth is not given…

Computer Vision and Pattern Recognition · Computer Science 2020-01-16 Shir Gur , Lior Wolf

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…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Junjie Hu , Mete Ozay , Yan Zhang , Takayuki Okatani

We formulate monocular depth estimation using denoising diffusion models, inspired by their recent successes in high fidelity image generation. To that end, we introduce innovations to address problems arising due to noisy, incomplete depth…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Saurabh Saxena , Abhishek Kar , Mohammad Norouzi , David J. Fleet

Multi-focus image fusion is a technique for obtaining an all-in-focus image in which all objects are in focus to extend the limited depth of field (DoF) of an imaging system. Different from traditional RGB-based methods, this paper presents…

Computer Vision and Pattern Recognition · Computer Science 2018-06-06 Hang Liu , Hengyu Li , Jun Luo , Shaorong Xie , Yu Sun

Focus based methods have shown promising results for the task of depth estimation. However, most existing focus based depth estimation approaches depend on maximal sharpness of the focal stack. Out of focus information in the focal stack…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Yongri Piao , Yukun Zhang , Miao Zhang , Xinxin Ji