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As NLP models become increasingly integral to decision-making processes, the need for explainability and interpretability has become paramount. In this work, we propose a framework that achieves the aforementioned by generating semantically…

计算与语言 · 计算机科学 2025-08-04 Dimitris Lymperopoulos , Maria Lymperaiou , Giorgos Filandrianos , Giorgos Stamou

There has been a recent surge in learning generative models for graphs. While impressive progress has been made on static graphs, work on generative modeling of temporal graphs is at a nascent stage with significant scope for improvement.…

机器学习 · 计算机科学 2022-08-26 Shubham Gupta , Sahil Manchanda , Srikanta Bedathur , Sayan Ranu

Parametric causal modelling techniques rarely provide functionality for counterfactual estimation, often at the expense of modelling complexity. Since causal estimations depend on the family of functions used to model the data, simplistic…

机器学习 · 统计学 2020-06-16 Álvaro Parafita , Jordi Vitrià

Temporal Graph Neural Networks (TGNNs) are widely used to model dynamic systems where relationships and features evolve over time. Although TGNNs demonstrate strong predictive capabilities in these domains, their complex architectures pose…

机器学习 · 计算机科学 2025-07-09 Zhan Qu , Daniel Gomm , Michael Färber

Causal networks are often incomplete with missing causal links. This is due to various issues, such as missing observation data. Recent approaches to the issue of incomplete causal networks have used knowledge graph link prediction methods…

人工智能 · 计算机科学 2024-10-22 Utkarshani Jaimini , Cory Henson , Amit Sheth

In this note we explore a fully unsupervised deep-learning framework for simulating non-linear structural equation models from observational training data. The main contribution of this note is an architecture for applying moment-matching…

机器学习 · 统计学 2020-07-28 Michael Park

Inferring the effect of interventions within complex systems is a fundamental problem of statistics. A widely studied approach employs structural causal models that postulate noisy functional relations among a set of interacting variables.…

统计方法学 · 统计学 2024-02-14 David Strieder , Mathias Drton

Temporal networks model a variety of important phenomena involving timed interactions between entities. Existing methods for machine learning on temporal networks generally exhibit at least one of two limitations. First, time is assumed to…

Predicting the future paths of an agent's neighbors accurately and in a timely manner is central to the autonomous applications for collision avoidance. Conventional approaches, e.g., LSTM-based models, take considerable computational costs…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Chengxin Wang , Shaofeng Cai , Gary Tan

Time-series causal discovery (TSCD) is a fundamental problem of machine learning. However, existing synthetic datasets cannot properly evaluate or predict the algorithms' performance on real data. This study introduces the CausalTime…

机器学习 · 计算机科学 2023-10-04 Yuxiao Cheng , Ziqian Wang , Tingxiong Xiao , Qin Zhong , Jinli Suo , Kunlun He

In a temporal network causal paths are characterized by the fact that links from a source to a target must respect the chronological order. In this article we study the causal paths structure in temporal networks of human face to face…

社会与信息网络 · 计算机科学 2021-02-08 Agostino Funel

This paper presents a method to identify causal interactions between two time series. The largest eigenvalue follows a Tracy-Widom distribution, derived from a Coulomb gas model. This defines causal interactions as the pushing and pulling…

投资组合管理 · 定量金融 2025-11-19 Alejandro Rodriguez Dominguez , Om Hari Yadav

Can the direction of time and the causal structure of space-time be inferred from operational principles? Causal models and tensor networks offer complementary perspectives: the former encodes cause-effect relations via directed graphs,…

量子物理 · 物理学 2026-03-16 Carla Ferradini , Giulia Mazzola , V. Vilasini

Deep graph clustering has recently received significant attention due to its ability to enhance the representation learning capabilities of models in unsupervised scenarios. Nevertheless, deep clustering for temporal graphs, which could…

机器学习 · 计算机科学 2024-04-12 Meng Liu , Yue Liu , Ke Liang , Wenxuan Tu , Siwei Wang , Sihang Zhou , Xinwang Liu

In the fundamental statistics course, students are taught to remember the well-known saying: "Correlation is not Causation". Till now, statistics (i.e., correlation) have developed various successful frameworks, such as Transformer and…

人工智能 · 计算机科学 2023-11-22 Ning Xu , Yifei Gao , Hongshuo Tian , Yongdong Zhang , An-An Liu

Knowledge is inherently time-sensitive and continuously evolves over time. Although current Retrieval-Augmented Generation (RAG) systems enrich LLMs with external knowledge, they largely ignore this temporal nature. This raises two…

信息检索 · 计算机科学 2025-10-16 Jiale Han , Austin Cheung , Yubai Wei , Zheng Yu , Xusheng Wang , Bing Zhu , Yi Yang

The recent deep generative models for static graphs that are now being actively developed have achieved significant success in areas such as molecule design. However, many real-world problems involve temporal graphs whose topology and…

机器学习 · 计算机科学 2021-03-09 Liming Zhang , Liang Zhao , Shan Qin , Dieter Pfoser

In this article, we describe the algorithms for causal structure learning from time series data that won the Causality 4 Climate competition at the Conference on Neural Information Processing Systems 2019 (NeurIPS). We examine how our…

Temporal networks are increasingly being used to model the interactions of complex systems. Most studies require the temporal aggregation of edges (or events) into discrete time steps to perform analysis. In this article we describe a…

社会与信息网络 · 计算机科学 2017-10-16 Andrew Mellor

Decision-makers are faced with the challenge of estimating what is likely to happen when they take an action. For instance, if I choose not to treat this patient, are they likely to die? Practitioners commonly use supervised learning…

机器学习 · 统计学 2018-02-02 Peter Schulam , Suchi Saria