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Convolutional neural networks (CNNs) have massively impacted visual recognition in 2D images, and are now ubiquitous in state-of-the-art approaches. CNNs do not easily extend, however, to data that are not represented by regular grids, such…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Nitika Verma , Edmond Boyer , Jakob Verbeek

Despite the steady progress in video analysis led by the adoption of convolutional neural networks (CNNs), the relative improvement has been less drastic as that in 2D static image classification. Three main challenges exist including…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Saining Xie , Chen Sun , Jonathan Huang , Zhuowen Tu , Kevin Murphy

2D Convolutional neural network (CNN) has arguably become the de facto standard for computer vision tasks. Recent findings, however, suggest that CNN may not be the best option for 1D pattern recognition, especially for datasets with over 1…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Yimin Yang , Wandong Zhang , Jonathan Wu , Will Zhao , Ao Chen

We present a novel class of convolutional neural networks (CNNs) for set functions, i.e., data indexed with the powerset of a finite set. The convolutions are derived as linear, shift-equivariant functions for various notions of shifts on…

机器学习 · 计算机科学 2024-06-21 Chris Wendler , Dan Alistarh , Markus Püschel

Real-world time-series data often exhibit non-stationarity, including changing trends, irregular seasonality, and residuals. In terms of changing trends, recently proposed multi-layer perceptron (MLP)-based models have shown excellent…

机器学习 · 计算机科学 2025-09-26 Gawon Lee , Hanbyeol Park , Minseop Kim , Dohee Kim , Hyerim Bae

Multivariate time series classification (MTSC) is an important data mining task, which can be effectively solved by popular deep learning technology. Unfortunately, the existing deep learning-based methods neglect the hidden dependencies in…

机器学习 · 计算机科学 2024-08-19 Huaiyuan Liu , Xianzhang Liu , Donghua Yang , Zhiyu Liang , Hongzhi Wang , Yong Cui , Jun Gu

Due to the advent of modern embedded systems and mobile devices with constrained resources, there is a great demand for incredibly efficient deep neural networks for machine learning purposes. There is also a growing concern of privacy and…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Priyank Kalgaonkar , Mohamed El-Sharkawy

Designing effective models for learning time series representations is foundational for time series analysis. Many previous works have explored time series representation modeling approaches and have made progress in this area. Despite…

机器学习 · 计算机科学 2024-12-17 Mingyue Cheng , Jiqian Yang , Tingyue Pan , Qi Liu , Zhi Li

Thispaperaimstoresearchandimplementa real-timevideotargettrackingalgorithmbasedon ConvolutionalNeuralNetworks(CNN),enhancingthe accuracyandrobustnessoftargettrackingincomplex scenarios.Addressingthelimitationsoftraditionaltracking…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Chaoyi Tan , Xiangtian Li , Xiaobo Wang , Zhen Qi , Ao Xiang

Convolutional neural networks (CNNs) have constantly achieved better performance over years by introducing more complex topology, and enlarging the capacity towards deeper and wider CNNs. This makes the manual design of CNNs extremely…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Bin Wang , Bing Xue , Mengjie Zhang

Accurate wind speed forecasting is of great importance for many economic, business and management sectors. This paper introduces a new model based on convolutional neural networks (CNNs) for wind speed prediction tasks. In particular, we…

机器学习 · 计算机科学 2020-07-27 Kevin Trebing , Siamak Mehrkanoon

Owing to flexible architectures of deep convolutional neural networks (CNNs), CNNs are successfully used for image denoising. However, they suffer from the following drawbacks: (i) deep network architecture is very difficult to train. (ii)…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Chunwei Tian , Yong Xu , Lunke Fei , Junqian Wang , Jie Wen , Nan Luo

Time series data, characterized by its intrinsic long and short-range dependencies, poses a unique challenge across analytical applications. While Transformer-based models excel at capturing long-range dependencies, they face limitations in…

机器学习 · 计算机科学 2024-05-07 Emadeldeen Eldele , Mohamed Ragab , Zhenghua Chen , Min Wu , Xiaoli Li

Being able to capture the characteristics of a time series with a feature vector is a very important task with a multitude of applications, such as classification, clustering or forecasting. Usually, the features are obtained from linear…

社会与信息网络 · 计算机科学 2022-02-18 Vanessa Freitas Silva , Maria Eduarda Silva , Pedro Ribeiro , Fernando Silva

The attention mechanism has demonstrated remarkable potential in sequence modeling, exemplified by its successful application in natural language processing with models such as Bidirectional Encoder Representations from Transformers (BERT)…

机器学习 · 计算机科学 2025-11-26 Bowen Zhao , Huanlai Xing , Zhiwen Xiao , Jincheng Peng , Li Feng , Xinhan Wang , Rong Qu , Hui Li

Convolutional Neural Networks (CNNs) are widely used in fault diagnosis of mechanical systems due to their powerful feature extraction and classification capabilities. However, the CNN is a typical black-box model, and the mechanism of…

人工智能 · 计算机科学 2024-03-12 Qian Chen , Xingjian Dong , Guowei Tu , Dong Wang , Baoxuan Zhao , Zhike Peng

We present 3DVNet, a novel multi-view stereo (MVS) depth-prediction method that combines the advantages of previous depth-based and volumetric MVS approaches. Our key idea is the use of a 3D scene-modeling network that iteratively updates a…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Alexander Rich , Noah Stier , Pradeep Sen , Tobias Höllerer

Time series forecasting is important across various domains for decision-making. In particular, financial time series such as stock prices can be hard to predict as it is difficult to model short-term and long-term temporal dependencies…

机器学习 · 计算机科学 2023-04-12 Zhen Zeng , Rachneet Kaur , Suchetha Siddagangappa , Saba Rahimi , Tucker Balch , Manuela Veloso

In recent years, 2D Convolutional Networks-based video action recognition has encouragingly gained wide popularity; However, constrained by the lack of long-range non-linear temporal relation modeling and reverse motion information…

计算机视觉与模式识别 · 计算机科学 2021-12-20 Yongkang Zhang , Jun Li , Guoming Wu , Han Zhang , Zhiping Shi , Zhaoxun Liu , Zizhang Wu

In recent years, convolutional neural networks (CNNs) have shown great performance in various fields such as image classification, pattern recognition, and multi-media compression. Two of the feature properties, local connectivity and…

机器学习 · 计算机科学 2018-07-24 Qianru Zhang , Meng Zhang , Tinghuan Chen , Zhifei Sun , Yuzhe Ma , Bei Yu