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Scientific Machine Learning (ML) is gaining momentum as a cost-effective alternative to physics-based numerical solvers in many engineering applications. In fact, scientific ML is currently being used to build accurate and efficient…

机器学习 · 计算机科学 2024-08-20 Matteo Salvador , Alison L. Marsden

We propose a convolutional network with hierarchical classifiers for per-pixel semantic segmentation, which is able to be trained on multiple, heterogeneous datasets and exploit their semantic hierarchy. Our network is the first to be…

计算机视觉与模式识别 · 计算机科学 2018-07-10 Panagiotis Meletis , Gijs Dubbelman

An increasing need of running Convolutional Neural Network (CNN) models on mobile devices with limited computing power and memory resource encourages studies on efficient model design. A number of efficient architectures have been proposed…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Robert J. Wang , Xiang Li , Charles X. Ling

Although current deep learning methods have achieved impressive results for semantic segmentation, they incur high computational costs and have a huge number of parameters. For real-time applications, inference speed and memory usage are…

计算机视觉与模式识别 · 计算机科学 2019-09-19 Mengyu Liu , Hujun Yin

We present a unified convergence theory for gradient-based training of neural network methods for partial differential equations (PDEs), covering both physics-informed neural networks (PINNs) and the Deep Ritz method. For linear PDEs, we…

数值分析 · 数学 2025-10-09 Wei Zhao , Tao Luo

Spatiotemporal prediction of event data is a challenging task with a long history of research. While recent work in spatiotemporal prediction has leveraged deep sequential models that substantially improve over classical approaches, these…

机器学习 · 计算机科学 2021-10-06 Yi Sui , Ga Wu , Scott Sanner

Semantic segmentation has been a hot topic across diverse research fields. Along with the success of deep convolutional neural networks, semantic segmentation has made great achievements and improvements, in terms of both urban scene…

计算机视觉与模式识别 · 计算机科学 2019-06-28 Xianwei Zheng , Linxi Huan , Hanjiang Xiong , Jianya Gong

Approximation of non-linear kernels using random feature maps has become a powerful technique for scaling kernel methods to large datasets. We propose $\textit{Tensor Sketch}$, an efficient random feature map for approximating polynomial…

数据结构与算法 · 计算机科学 2025-05-20 Ninh Pham , Rasmus Pagh

Spatio-temporal point processes (STPPs) model discrete events distributed in time and space, with important applications in areas such as criminology, seismology, epidemiology, and social networks. Traditional models often rely on…

机器学习 · 统计学 2025-08-26 Xiuyuan Cheng , Zheng Dong , Yao Xie

We propose a lightweight CPU network based on the MKLDNN acceleration strategy, named PP-LCNet, which improves the performance of lightweight models on multiple tasks. This paper lists technologies which can improve network accuracy while…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Cheng Cui , Tingquan Gao , Shengyu Wei , Yuning Du , Ruoyu Guo , Shuilong Dong , Bin Lu , Ying Zhou , Xueying Lv , Qiwen Liu , Xiaoguang Hu , Dianhai Yu , Yanjun Ma

Accelerating the learning of Partial Differential Equations (PDEs) from experimental data will speed up the pace of scientific discovery. Previous randomized algorithms exploit sparsity in PDE updates for acceleration. However such methods…

机器学习 · 计算机科学 2023-09-15 Md Nasim , Yexiang Xue

Human pose estimation is a fundamental yet challenging task in computer vision. Although deep learning techniques have made great progress in this area, difficult scenarios (e.g., invisible keypoints, occlusions, complex multi-person…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Yabo Xiao , Dongdong Yu , Xiaojuan Wang , Tianqi Lv , Yiqi Fan , Lingrui Wu

We describe a novel method for modeling non-stationary multivariate time series, with time-varying conditional dependencies represented through dynamic networks. Our proposed approach combines traditional multi-scale modeling and network…

统计方法学 · 统计学 2017-12-25 Xinyu Kang , Apratim Ganguly , Eric D. Kolaczyk

In computer vision pixelwise dense prediction is the task of predicting a label for each pixel in the image. Convolutional neural networks achieve good performance on this task, while being computationally efficient. In this paper we carry…

计算与语言 · 计算机科学 2016-12-15 Tom Sercu , Vaibhava Goel

Event cameras are bio-inspired vision sensors that mimic retinas to asynchronously report per-pixel intensity changes rather than outputting an actual intensity image at regular intervals. This new paradigm of image sensor offers…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Yusuke Sekikawa , Kosuke Hara , Hideo Saito

Autoregressive generative models consistently achieve the best results in density estimation tasks involving high dimensional data, such as images or audio. They pose density estimation as a sequence modeling task, where a recurrent neural…

机器学习 · 计算机科学 2017-12-29 Xi Chen , Nikhil Mishra , Mostafa Rohaninejad , Pieter Abbeel

The work in this paper is driven by the question how to exploit the temporal cues available in videos for their accurate classification, and for human action recognition in particular? Thus far, the vision community has focused on…

计算机视觉与模式识别 · 计算机科学 2017-11-23 Ali Diba , Mohsen Fayyaz , Vivek Sharma , Amir Hossein Karami , Mohammad Mahdi Arzani , Rahman Yousefzadeh , Luc Van Gool

Recent years have demonstrated that using random feature maps can significantly decrease the training and testing times of kernel-based algorithms without significantly lowering their accuracy. Regrettably, because random features are…

机器学习 · 计算机科学 2015-04-08 Jiyan Yang , Alex Gittens

We define a context-sensitive temporal probability logic for representing classes of discrete-time temporal Bayesian networks. Context constraints allow inference to be focused on only the relevant portions of the probabilistic knowledge.…

人工智能 · 计算机科学 2013-02-21 Liem Ngo , Peter Haddawy , James Helwig

Convolutional neural networks with spatio-temporal 3D kernels (3D CNNs) have an ability to directly extract spatio-temporal features from videos for action recognition. Although the 3D kernels tend to overfit because of a large number of…

计算机视觉与模式识别 · 计算机科学 2017-08-28 Kensho Hara , Hirokatsu Kataoka , Yutaka Satoh