中文
相关论文

相关论文: GreyCat: Efficient What-If Analytics for Data in M…

200 篇论文

Neural networks have revolutionized many empirical fields, yet their application to financial time series forecasting remains controversial. In this study, we demonstrate that the conventional practice of estimating models locally in…

计量经济学 · 经济学 2025-02-21 Chen Liu , Minh-Ngoc Tran , Chao Wang , Richard Gerlach , Robert Kohn

Graph data is ubiquitous in the physical world, and it has always been a challenge to efficiently model graph structures using a unified paradigm for the understanding and reasoning on various graphs. Moreover, in the era of large language…

人工智能 · 计算机科学 2023-12-19 Qihang Ai , Jianwu Zhou , Haiyun Jiang , Lemao Liu , Shuming Shi

Test-time scaling has become a standard way to improve performance and boost reliability of neural network models. However, its behavior on agentic, multi-step tasks remains less well-understood: small per-step errors can compound over long…

The rise of graph analytic systems has created a need for ways to measure and compare the capabilities of these systems. Graph analytics present unique scalability difficulties. The machine learning, high performance computing, and visual…

Gait recognition has a rapid development in recent years. However, gait recognition in the wild is not well explored yet. An obvious reason could be ascribed to the lack of diverse training data from the perspective of intrinsic and…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Pengyi Zhang , Huanzhang Dou , Wenhu Zhang , Yuhan Zhao , Songyuan Li , Zequn Qin , Xi Li

Gait recognition from video streams is a challenging problem in computer vision biometrics due to the subtle differences between gaits and numerous confounding factors. Recent advancements in self-supervised pretraining have led to the…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Adrian Cosma , Andy Cǎtrunǎ , Emilian Rǎdoi

Data is evolving with the rapid progress of population and communication for various types of devices such as networks, cloud computing, Internet of Things (IoT), actuators, and sensors. The increment of data and communication content goes…

机器学习 · 计算机科学 2021-02-05 Swarajya Lakshmi V Papineni , Snigdha Yarlagadda , Harita Akkineni , A. Mallikarjuna Reddy

Processing large complex networks recently attracted considerable interest. Complex graphs are useful in a wide range of applications from technological networks to biological systems like the human brain. Sometimes these networks are…

数据结构与算法 · 计算机科学 2019-12-03 Christian Schulz

Autoregressive generative models can estimate complex continuous data distributions, like trajectory rollouts in an RL environment, image intensities, and audio. Most state-of-the-art models discretize continuous data into several bins and…

机器学习 · 计算机科学 2022-08-04 Qiyang Li , Ajay Jain , Pieter Abbeel

Graph Transformers (GTs) have emerged as powerful architectures for graph-structured data, yet remain constrained by rigid designs and lack quantifiable interpretability. Current state-of-the-art GTs commit to fixed GNN types across all…

机器学习 · 计算机科学 2025-11-03 Shruti Sarika Chakraborty , Peter Minary

Multi-hypothesis tracking is a flexible and intuitive approach to tracking multiple nearby objects. However, the original formulation of its data association step is widely thought to scale poorly with the number of tracked objects. We…

信号处理 · 电气工程与系统科学 2019-05-21 Michael Motro , Joydeep Ghosh

The striking fractal geometry of strange attractors underscores the generative nature of chaos: like probability distributions, chaotic systems can be repeatedly measured to produce arbitrarily-detailed information about the underlying…

机器学习 · 计算机科学 2023-01-31 William Gilpin

In recent years, a wide variety of graph neural network (GNN) architectures have emerged, each with its own strengths, weaknesses, and complexities. Various techniques, including rewiring, lifting, and node annotation with centrality…

机器学习 · 计算机科学 2024-10-14 Zhifei Li , Gerrit Großmann , Verena Wolf

Reasoning-acting frameworks enhance large language models (LLMs) by interleaving reasoning with actions for dynamic information acquisition. However, extending this paradigm to graph learning remains underexplored. Graph data is inherently…

人工智能 · 计算机科学 2026-05-12 Xingtong Yu , Zhongwei Kuai , Chang Zhou , Xuanting Xie , Renhe Jiang , Xikun Zhang , Hong Cheng , Xinming Zhang , Yuan Fang

Many Big Data applications in business and science require the management and analysis of huge amounts of graph data. Previous approaches for graph analytics such as graph databases and parallel graph processing systems (e.g., Pregel)…

数据库 · 计算机科学 2015-06-03 Martin Junghanns , André Petermann , Kevin Gómez , Erhard Rahm

Traffic prediction aims to forecast future traffic conditions using historical traffic data, serving a crucial role in urban computing and transportation management. While transfer learning and federated learning have been employed to…

机器学习 · 计算机科学 2026-02-03 Zhihao Zeng , Ziquan Fang , Yuting Huang , Lu Chen , Yunjun Gao

Multivariate problems are typically governed by anisotropic features such as edges in images. A common bracket of most of the various directional representation systems which have been proposed to deliver sparse approximations of such…

数值分析 · 数学 2011-06-08 Gitta Kutyniok , Morteza Shahram , Xiaosheng Zhuang

This paper reviews recent advances in missing data research using graphical models to represent multivariate dependencies. We first examine the limitations of traditional frameworks from three different perspectives: \textit{transparency,…

统计方法学 · 统计学 2019-11-15 Karthika Mohan , Judea Pearl

Following a series of high-profile drug safety disasters in recent years, many countries are redoubling their efforts to ensure the safety of licensed medical products. Large-scale observational databases such as claims databases or…

统计计算 · 统计学 2012-08-07 Marc A. Suchard , Shawn E. Simpson , Ivan Zorych , Patrick Ryan , David Madigan

Information Visualization (InfoVis) systems utilize visual representations to enhance data interpretation. Understanding how visual attention is allocated is essential for optimizing interface design. However, collecting Eye-tracking (ET)…