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Based on machine learning techniques, we propose a novel method to estimate flow fields using only floating sensor locations. This method does not require either ground-truth velocity fields or governing equations for fluid flows, which is…

流体动力学 · 物理学 2026-04-07 Tomoya Oura , Reno Miura , Koji Fukagata

Streaming sources of data are becoming more common as the ability to collect data in real-time grows. A major concern in dealing with data streams is concept drift, a change in the distribution of data over time, for example, due to changes…

机器学习 · 计算机科学 2026-03-13 Ben Halstead , Yun Sing Koh , Patricia Riddle , Mykola Pechenizkiy , Albert Bifet , Russel Pears

We present a comprehensive framework for egocentric interaction recognition using markerless 3D annotations of two hands manipulating objects. To this end, we propose a method to create a unified dataset for egocentric 3D interaction…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Taein Kwon , Bugra Tekin , Jan Stuhmer , Federica Bogo , Marc Pollefeys

In the field of deep learning applied to face recognition, securing large-scale, high-quality datasets is vital for attaining precise and reliable results. However, amassing significant volumes of high-quality real data faces hurdles such…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Omer Granoviter , Alexey Gruzdev , Vladimir Loginov , Max Kogan , Orly Zvitia

While data-driven imitation learning has revolutionized robotic manipulation, current approaches remain constrained by the scarcity of large-scale, diverse real-world demonstrations. Consequently, the ability of existing models to…

We present FlowIt, a novel architecture for optical flow estimation designed to robustly handle large pixel displacements. At its core, FlowIt leverages a hierarchical transformer architecture that captures extensive global context,…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Sadra Safadoust , Fabio Tosi , Matteo Poggi , Fatma Güney

Attention mechanisms, primarily designed to capture pairwise correlations between words, have become the backbone of machine learning, expanding beyond natural language processing into other domains. This growth in adaptation comes at the…

机器学习 · 计算机科学 2022-09-27 Sheng-Chun Kao , Suvinay Subramanian , Gaurav Agrawal , Amir Yazdanbakhsh , Tushar Krishna

This paper contributes a new high-quality dataset for hand gesture recognition in hand hygiene systems, named "MFH". Generally, current datasets are not focused on: (i) fine-grained actions; and (ii) data mismatch between different…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Huy Q. Vo , Tuong Do , Vi C. Pham , Duy Nguyen , An T. Duong , Quang D. Tran

In embodied intelligence, datasets play a pivotal role, serving as both a knowledge repository and a conduit for information transfer. The two most critical attributes of a dataset are the amount of information it provides and how easily…

机器人学 · 计算机科学 2025-11-13 Jiahao Xiao , Bowen Yan , Jianbo Zhang , Jia Wang , Chunyi Li , Zhengxue Cheng , Guangtao Zhai

The Design2Code problem, which involves converting digital designs into functional source code, is a significant challenge in software development due to its complexity and time-consuming nature. Traditional approaches often struggle with…

机器学习 · 计算机科学 2025-04-29 Tung D. Vu , Chung Hoang , Truong-Son Hy

Over the past years, advances in artificial intelligence (AI) have demonstrated how AI can solve many perception and generation tasks, such as image classification and text writing, yet reasoning remains a challenge. This paper introduces…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Andreas Plesner , Turlan Kuzhagaliyev , Roger Wattenhofer

The Eulerian fluid simulation is an important HPC application. The neural network has been applied to accelerate it. The current methods that accelerate the fluid simulation with neural networks lack flexibility and generalization. In this…

机器学习 · 计算机科学 2020-08-31 Wenqian Dong , Jie Liu , Zhen Xie , Dong Li

Floods are among the most damaging weather-related hazards, and in 2024, the warmest year on record, extreme flood events affected communities across five continents. Earth observation (EO) satellites provide critical, frequent coverage for…

Visual recognition is currently one of the most important and active research areas in computer vision, pattern recognition, and even the general field of artificial intelligence. It has great fundamental importance and strong industrial…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Yang Wu , Dingheng Wang , Xiaotong Lu , Fan Yang , Guoqi Li , Weisheng Dong , Jianbo Shi

With deep neural networks (DNNs) emerging as the backbone in a multitude of computer vision tasks, their adoption in real-world applications broadens continuously. Given the abundance and omnipresence of smart devices in the consumer…

机器学习 · 计算机科学 2023-08-08 Alexandros Kouris , Stylianos I. Venieris , Stefanos Laskaridis , Nicholas D. Lane

While transformers have begun to dominate many tasks in vision, applying them to large images is still computationally difficult. A large reason for this is that self-attention scales quadratically with the number of tokens, which in turn,…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Daniel Bolya , Cheng-Yang Fu , Xiaoliang Dai , Peizhao Zhang , Judy Hoffman

The limited data availability and the low signal-to-noise ratio of fMRI signals lead to the challenging task of fMRI-to-image retrieval. State-of-the-art MindEye remarkably improves fMRI-to-image retrieval performance by leveraging a large…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Zixuan Gong , Qi Zhang , Guangyin Bao , Lei Zhu , Ke Liu , Liang Hu , Duoqian Miao , Yu Zhang

Fast detection of heavy flows (e.g., heavy hitters and heavy changers) in massive network traffic is challenging due to the stringent requirements of fast packet processing and limited resource availability. Invertible sketches are summary…

网络与互联网体系结构 · 计算机科学 2020-07-23 Lu Tang , Qun Huang , Patrick P. C. Lee

Machine learning on data streams is increasingly more present in multiple domains. However, there is often data distribution shift that can lead machine learning models to make incorrect decisions. While there are automatic methods to…

机器学习 · 计算机科学 2022-05-02 João Palmeiro , Beatriz Malveiro , Rita Costa , David Polido , Ricardo Moreira , Pedro Bizarro

With the rise of "Metaverse" and "Web 3.0", Non-Fungible Token (NFT) has emerged as a kind of pivotal digital asset, garnering significant attention. By the end of March 2024, more than 1.7 billion NFTs have been minted across various…

信息检索 · 计算机科学 2024-10-18 Shuxun Wang , Yunfei Lei , Ziqi Zhang , Wei Liu , Haowei Liu , Li Yang , Wenjuan Li , Bing Li , Weiming Hu