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相关论文: LidarAugment: Searching for Scalable 3D LiDAR Data…

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Localization and Mapping is an essential component to enable Autonomous Vehicles navigation, and requires an accuracy exceeding that of commercial GPS-based systems. Current odometry and mapping algorithms are able to provide this accurate…

计算机视觉与模式识别 · 计算机科学 2019-10-09 Victor Vaquero , Kai Fischer , Francesc Moreno-Noguer , Alberto Sanfeliu , Stefan Milz

LiDAR-produced point clouds are the major source for most state-of-the-art 3D object detectors. Yet, small, distant, and incomplete objects with sparse or few points are often hard to detect. We present Sparse2Dense, a new framework to…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Tianyu Wang , Xiaowei Hu , Zhengzhe Liu , Chi-Wing Fu

Synthetically augmenting training datasets with diffusion models has become an effective strategy for improving the generalization of image classifiers. However, existing approaches typically increase dataset size by 10-30x and struggle to…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Dang Nguyen , Jiping Li , Jinghao Zheng , Baharan Mirzasoleiman

Data augmentation is an essential technique for improving recognition accuracy in object recognition using deep learning. Methods that generate mixed data from multiple data sets, such as mixup, can acquire new diversity that is not…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Shungo Fujii , Yasunori Ishii , Kazuki Kozuka , Tsubasa Hirakawa , Takayoshi Yamashita , Hironobu Fujiyoshi

Deep learning models have a large number of freeparameters that need to be calculated by effective trainingof the models on a great deal of training data to improvetheir generalization performance. However, data obtaining andlabeling is…

计算机视觉与模式识别 · 计算机科学 2019-07-01 Benlin Hu , Cheng Lei , Dong Wang , Shu Zhang , Zhenyu Chen

A data augmentation methodology is presented and applied to generate a large dataset of off-axis iris regions and train a low-complexity deep neural network. Although of low complexity the resulting network achieves a high level of accuracy…

计算机视觉与模式识别 · 计算机科学 2019-03-04 Viktor Varkarakis , Shabab Bazrafkan , Peter Corcoran

Due to long-distance correlation and powerful pretrained models, transformer-based methods have initiated a breakthrough in visual object tracking performance. Previous works focus on designing effective architectures suited for tracking,…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Jie Zhao , Johan Edstedt , Michael Felsberg , Dong Wang , Huchuan Lu

3D object detection is an essential task in autonomous driving. Recent techniques excel with highly accurate detection rates, provided the 3D input data is obtained from precise but expensive LiDAR technology. Approaches based on cheaper…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Yan Wang , Wei-Lun Chao , Divyansh Garg , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

3D object detection is fundamentally important for various emerging applications, including autonomous driving and robotics. A key requirement for training an accurate 3D object detector is the availability of a large amount of LiDAR-based…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Ruiyu Mao , Sarthak Kumar Maharana , Rishabh K Iyer , Yunhui Guo

LiDAR object detection algorithms based on neural networks for autonomous driving require large amounts of data for training, validation, and testing. As real-world data collection and labeling are time-consuming and expensive,…

计算机视觉与模式识别 · 计算机科学 2023-03-06 Sebastian Huch , Luca Scalerandi , Esteban Rivera , Markus Lienkamp

Deep learning models with large learning capacities often overfit to medical imaging datasets. This is because training sets are often relatively small due to the significant time and financial costs incurred in medical data acquisition and…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Lok Hin Lee , Yuan Gao , J. Alison Noble

Monocular image-based 3D perception has become an active research area in recent years owing to its applications in autonomous driving. Approaches to monocular 3D perception including detection and tracking, however, often yield inferior…

This work proposes a novel motion guided method for target-less self-calibration of a LiDAR and camera and use the re-projection of LiDAR points onto the image reference frame for real-time depth upsampling. The calibration parameters are…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Juan Castorena , Gint Puskorius , Gaurav Pandey

Data augmentation is commonly used to encode invariances in learning methods. However, this process is often performed in an inefficient manner, as artificial examples are created by applying a number of transformations to all points in the…

机器学习 · 计算机科学 2019-03-04 Michael Kuchnik , Virginia Smith

AutoAugment has sparked an interest in automated augmentation methods for deep learning models. These methods estimate image transformation policies for train data that improve generalization to test data. While recent papers evolved in the…

计算机视觉与模式识别 · 计算机科学 2021-03-15 Denis Gudovskiy , Luca Rigazio , Shun Ishizaka , Kazuki Kozuka , Sotaro Tsukizawa

Single-Domain Generalized Object Detection~(S-DGOD) aims to train on a single source domain for robust performance across a variety of unseen target domains by taking advantage of an object detector. Existing S-DGOD approaches often rely on…

计算机视觉与模式识别 · 计算机科学 2025-02-24 Xiaoran Xu , Jiangang Yang , Wenhui Shi , Siyuan Ding , Luqing Luo , Jian Liu

Although LiDAR sensors are crucial for autonomous systems due to providing precise depth information, they struggle with capturing fine object details, especially at a distance, due to sparse and non-uniform data. Recent advances introduced…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Tiago Cortinhal , Idriss Gouigah , Eren Erdal Aksoy

Localization has been a challenging task for autonomous navigation. A loop detection algorithm must overcome environmental changes for the place recognition and re-localization of robots. Therefore, deep learning has been extensively…

机器人学 · 计算机科学 2023-04-19 Alex Junho Lee , Seungwon Song , Hyungtae Lim , Woojoo Lee , Hyun Myung

Object detection on Lidar point cloud data is a promising technology for autonomous driving and robotics which has seen a significant rise in performance and accuracy during recent years. Particularly uncertainty estimation is a crucial…

Scarcity of training data is one of the prominent problems for deep networks which require large amounts data. Data augmentation is a widely used method to increase the number of training samples and their variations. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2020-12-10 Hilmi Kumdakcı , Cihan Öngün , Alptekin Temizel
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