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Recent advances in deep neural networks (DNNs) lead to tremendously growing network parameters, making the deployments of DNNs on platforms with limited resources extremely difficult. Therefore, various pruning methods have been developed…

机器学习 · 计算机科学 2020-05-22 Yucong Shen , Li Shen , Hao-Zhi Huang , Xuan Wang , Wei Liu

Point cloud sampling plays a crucial role in reducing computation costs and storage requirements for various vision tasks. Traditional sampling methods, such as farthest point sampling, lack task-specific information and, as a result,…

计算机视觉与模式识别 · 计算机科学 2025-02-27 Tian Guo , Chen Chen , Hui Yuan , Xiaolong Mao , Raouf Hamzaoui , Junhui Hou

Recently, biological perception has been a powerful tool for handling the camouflaged object detection (COD) task. However, most existing methods are heavily dependent on the local spatial information of diverse scales from convolutional…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Yanguang Sun , Hanyu Xuan , Jian Yang , Lei Luo

While convolutional neural networks (CNN) have achieved impressive performance on various classification/recognition tasks, they typically consist of a massive number of parameters. This results in significant memory requirement as well as…

计算机视觉与模式识别 · 计算机科学 2019-05-14 Pravendra Singh , Vinay Kumar Verma , Piyush Rai , Vinay P. Namboodiri

Existing AI-based point cloud compression methods struggle with dependence on specific training data distributions, which limits their real-world deployment. Implicit Neural Representation (INR) methods solve the above problem by encoding…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Wenjie Huang , Qi Yang , Shuting Xia , He Huang , Zhu Li , Yiling Xu

Representation learning from 3D point clouds is challenging due to their inherent nature of permutation invariance and irregular distribution in space. Existing deep learning methods follow a hierarchical feature extraction paradigm in…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Rahul Chakwate , Arulkumar Subramaniam , Anurag Mittal

This paper presents a learning-based, lossless compression method for static point cloud geometry, based on context-adaptive arithmetic coding. Unlike most existing methods working in the octree domain, our encoder operates in a hybrid…

图像与视频处理 · 电气工程与系统科学 2021-04-21 Dat Thanh Nguyen , Maurice Quach , Giuseppe Valenzise , Pierre Duhamel

High-efficient image compression is a critical requirement. In several scenarios where multiple modalities of data are captured by different sensors, the auxiliary information from other modalities are not fully leveraged by existing…

图像与视频处理 · 电气工程与系统科学 2024-12-17 Ziqun Li , Qi Zhang , Xiaofeng Huang , Zhao Wang , Siwei Ma , Wei Yan

Channel Attention reigns supreme as an effective technique in the field of computer vision. However, the proposed channel attention by SENet suffers from information loss in feature learning caused by the use of Global Average Pooling (GAP)…

计算机视觉与模式识别 · 计算机科学 2024-03-13 Hadi Salman , Caleb Parks , Shi Yin Hong , Justin Zhan

This paper investigates deep neural network (DNN) compression from the perspective of compactly representing and storing trained parameters. We explore the previously overlooked opportunity of cross-layer architecture-agnostic…

计算机视觉与模式识别 · 计算机科学 2021-11-22 Yuezhou Sun , Wenlong Zhao , Lijun Zhang , Xiao Liu , Hui Guan , Matei Zaharia

Local density of point clouds is crucial for representing local details, but has been overlooked by existing point cloud compression methods. To address this, we propose a novel deep point cloud compression method that preserves local…

计算机视觉与模式识别 · 计算机科学 2022-04-28 Yun He , Xinlin Ren , Danhang Tang , Yinda Zhang , Xiangyang Xue , Yanwei Fu

This paper presents an approach for compressing point cloud geometry by leveraging a lightweight super-resolution network. The proposed method involves decomposing a point cloud into a base point cloud and the interpolation patterns for…

图像与视频处理 · 电气工程与系统科学 2023-11-03 Wei Zhang , Dingquan Li , Ge Li , Wen Gao

Pruning neural networks has regained interest in recent years as a means to compress state-of-the-art deep neural networks and enable their deployment on resource-constrained devices. In this paper, we propose a robust compressive learning…

机器学习 · 计算机科学 2020-06-05 George Retsinas , Athena Elafrou , Georgios Goumas , Petros Maragos

The sparse LiDAR point clouds become more and more popular in various applications, e.g., the autonomous driving. However, for this type of data, there exists much under-explored space in the corresponding compression framework proposed by…

图像与视频处理 · 电气工程与系统科学 2021-06-24 Qian Yin , Qingshan Ren , Lili Zhao , Wenyi Wang , Jianwen Chen

Recently, flow-based frame interpolation methods have achieved great success by first modeling optical flow between target and input frames, and then building synthesis network for target frame generation. However, above cascaded…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Lingtong Kong , Jinfeng Liu , Jie Yang

Model-based compression is an effective, facilitating, and expanded model of neural network models with limited computing and low power. However, conventional models of compression techniques utilize crafted features [2,3,12] and explore…

机器学习 · 统计学 2018-07-10 Hamed Hakkak

Point clouds data, as one kind of representation of 3D objects, are the most primitive output obtained by 3D sensors. Unlike 2D images, point clouds are disordered and unstructured. Hence it is not straightforward to apply classification…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Zhuyang Xie , Junzhou Chen , Bo Peng

We propose a novel Convolutional Neural Network (CNN) compression algorithm based on coreset representations of filters. We exploit the redundancies extant in the space of CNN weights and neuronal activations (across samples) in order to…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Abhimanyu Dubey , Moitreya Chatterjee , Narendra Ahuja

Over the last decade, deep learning has shown great success at performing computer vision tasks, including classification, super-resolution, and style transfer. Now, we apply it to data compression to help build the next generation of…

图像与视频处理 · 电气工程与系统科学 2024-09-16 Mateen Ulhaq

Besides accuracy, the model size of convolutional neural networks (CNN) models is another important factor considering limited hardware resources in practical applications. For example, employing deep neural networks on mobile systems…

机器学习 · 计算机科学 2021-07-05 Huixin Zhan , Wei-Ming Lin , Yongcan Cao