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Depth completion aims to recover a dense depth map from the sparse depth data and the corresponding single RGB image. The observed pixels provide the significant guidance for the recovery of the unobserved pixels' depth. However, due to the…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Shanshan Zhao , Mingming Gong , Huan Fu , Dacheng Tao

Time series analysis faces significant challenges in handling variable-length data and achieving robust generalization. While Transformer-based models have advanced time series tasks, they often struggle with feature redundancy and limited…

机器学习 · 计算机科学 2025-09-23 Kai Zhang , Siming Sun , Zhengyu Fan , Qinmin Yang , Xuejun Jiang

Depth completion is a popular research direction in the field of depth estimation. The fusion of color and depth features is the current critical challenge in this task, mainly due to the asymmetry between the rich scene details in color…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Xiaogang Jia , Songlei Jian , Yusong Tan , Yonggang Che , Wei Chen , Zhengfa Liang

Depth completion aims at predicting dense pixel-wise depth from an extremely sparse map captured from a depth sensor, e.g., LiDARs. It plays an essential role in various applications such as autonomous driving, 3D reconstruction, augmented…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Junjie Hu , Chenyu Bao , Mete Ozay , Chenyou Fan , Qing Gao , Honghai Liu , Tin Lun Lam

Transformers have shown impressive performance in various natural language processing and computer vision tasks, due to the capability of modeling long-range dependencies. Recent progress has demonstrated that combining such Transformers…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Sitong Wu , Tianyi Wu , Fangjian Lin , Shengwei Tian , Guodong Guo

Convolutional Neural Networks (CNNs) have exhibited strong performance in medical image segmentation tasks by capturing high-level (local) information, such as edges and textures. However, due to the limited field of view of convolution…

图像与视频处理 · 电气工程与系统科学 2024-02-02 Hao Li , Han Liu , Dewei Hu , Xing Yao , Jiacheng Wang , Ipek Oguz

The hybrid architecture of convolution neural networks (CNN) and Transformer has been the most popular method for medical image segmentation. However, the existing networks based on the hybrid architecture suffer from two problems. First,…

图像与视频处理 · 电气工程与系统科学 2023-12-21 Rui Sun , Tao Lei , Weichuan Zhang , Yong Wan , Yong Xia , Asoke K. Nandi

Audio-Visual Segmentation (AVS) aims to generate pixel-wise segmentation maps that correlate with the auditory signals of objects. This field has seen significant progress with numerous CNN and Transformer-based methods enhancing the…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Sitong Gong , Yunzhi Zhuge , Lu Zhang , Pingping Zhang , Huchuan Lu

Visual Transformers (VTs) are emerging as an architectural paradigm alternative to Convolutional networks (CNNs). Differently from CNNs, VTs can capture global relations between image elements and they potentially have a larger…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Yahui Liu , Enver Sangineto , Wei Bi , Nicu Sebe , Bruno Lepri , Marco De Nadai

Convolutional neural networks (CNN) have improved speech recognition performance greatly by exploiting localized time-frequency patterns. But these patterns are assumed to appear in symmetric and rigid kernels by the conventional CNN…

音频与语音处理 · 电气工程与系统科学 2025-06-19 Jiamin Xie , John H. L. Hansen

Semantic segmentation assigns labels to pixels in images, a critical yet challenging task in computer vision. Convolutional methods, although capturing local dependencies well, struggle with long-range relationships. Vision Transformers…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Mian Muhammad Naeem Abid , Nancy Mehta , Zongwei Wu , Radu Timofte

Recently, the performance of monocular depth estimation (MDE) has been significantly boosted with the integration of transformer models. However, the transformer models are usually computationally-expensive, and their effectiveness in…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Zhimeng Zheng , Tao Huang , Gongsheng Li , Zuyi Wang

This work provides an architecture to enable robotic grasp planning via shape completion. Shape completion is accomplished through the use of a 3D convolutional neural network (CNN). The network is trained on our own new open source dataset…

机器人学 · 计算机科学 2017-03-03 Jacob Varley , Chad DeChant , Adam Richardson , Joaquín Ruales , Peter Allen

Transformers have become one of the dominant architectures in deep learning, particularly as a powerful alternative to convolutional neural networks (CNNs) in computer vision. However, Transformer training and inference in previous works…

计算机视觉与模式识别 · 计算机科学 2021-12-24 Zizheng Pan , Bohan Zhuang , Haoyu He , Jing Liu , Jianfei Cai

Depth completion from sparse LiDAR measurements and corresponding RGB images is a prerequisite for accurate 3D perception in robotic systems. Existing methods achieve high accuracy on standard benchmarks but rely on heavy backbone…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Johny J. Lopez , Md Meftahul Ferdaus , Mahdi Abdelguerfi , Anton Netchaev , Steven Sloan , Ken Pathak , Kendall N. Niles

Although Vision Transformer (ViT) has achieved significant success in computer vision, it does not perform well in dense prediction tasks due to the lack of inner-patch information interaction and the limited diversity of feature scale.…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Chunlong Xia , Xinliang Wang , Feng Lv , Xin Hao , Yifeng Shi

Vision transformers (ViTs) have been successfully applied in image classification tasks recently. In this paper, we show that, unlike convolution neural networks (CNNs)that can be improved by stacking more convolutional layers, the…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Daquan Zhou , Bingyi Kang , Xiaojie Jin , Linjie Yang , Xiaochen Lian , Zihang Jiang , Qibin Hou , Jiashi Feng

Vision-based Semantic Scene Completion (SSC) has gained much attention due to its widespread applications in various 3D perception tasks. Existing sparse-to-dense approaches typically employ shared context-independent queries across various…

计算机视觉与模式识别 · 计算机科学 2024-10-23 Zhu Yu , Runmin Zhang , Jiacheng Ying , Junchen Yu , Xiaohai Hu , Lun Luo , Si-Yuan Cao , Hui-Liang Shen

Deep CNN-based methods have so far achieved the state of the art results in multi-view 3D object reconstruction. Despite the considerable progress, the two core modules of these methods - multi-view feature extraction and fusion, are…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Dan Wang , Xinrui Cui , Xun Chen , Zhengxia Zou , Tianyang Shi , Septimiu Salcudean , Z. Jane Wang , Rabab Ward

In the pursuit of achieving ever-increasing accuracy, large and complex neural networks are usually developed. Such models demand high computational resources and therefore cannot be deployed on edge devices. It is of great interest to…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Muhammad Maaz , Abdelrahman Shaker , Hisham Cholakkal , Salman Khan , Syed Waqas Zamir , Rao Muhammad Anwer , Fahad Shahbaz Khan