Learning to sample and aggregate: Few-shot reasoning over temporal knowledge graphs

R Wang, Z Li, D Sun, S Liu, J Li… - Advances in Neural …, 2022 - proceedings.neurips.cc
In this paper, we investigate a realistic but underexplored problem, called few-shot temporal
knowledge graph reasoning, that aims to predict future facts for newly emerging entities …

Metahkg: Meta hyperbolic learning for few-shot temporal reasoning

R Wang, Y Zhang, J Li, S Liu, D Sun, T Wang… - Proceedings of the 47th …, 2024 - dl.acm.org
This paper investigates the few-shot temporal reasoning capability within the hyperbolic
space. The goal is to forecast future events for newly emerging entities within temporal …

Dydiff-vae: A dynamic variational framework for information diffusion prediction

R Wang, Z Huang, S Liu, H Shao, D Liu, J Li… - Proceedings of the 44th …, 2021 - dl.acm.org
This paper describes a novel diffusion model, DyDiff-VAE, for information diffusion prediction
on social media. Given the initial content and a sequence of forwarding users, DyDiff-VAE …

RETE: retrieval-enhanced temporal event forecasting on unified query product evolutionary graph

R Wang, Z Li, D Zhang, Q Yin, T Zhao, B Yin… - Proceedings of the …, 2022 - dl.acm.org
With the increasing demands on e-commerce platforms, numerous user action history is
emerging. Those enriched action records are vital to understand users' interests and intents …

Noisy positive-unlabeled learning with self-training for speculative knowledge graph reasoning

R Wang, B Li, Y Lu, D Sun, J Li, Y Yan, S Liu… - arXiv preprint arXiv …, 2023 - arxiv.org
This paper studies speculative reasoning task on real-world knowledge graphs (KG) that
contain both\textit {false negative issue}(ie, potential true facts being excluded) and\textit …

Tgonline: Enhancing temporal graph learning with adaptive online meta-learning

R Wang, J Huang, Y Zhang, J Li, Y Wang… - Proceedings of the 47th …, 2024 - dl.acm.org
Temporal graphs, depicting time-evolving node connections through temporal edges, are
extensively utilized in domains where temporal connection patterns are essential, such as …

Influence pathway discovery on social media

X Liu, R Wang, D Sun, J Li, C Youn… - 2023 IEEE 9th …, 2023 - ieeexplore.ieee.org
This paper addresses influence pathway discovery, a key emerging problem in today's
online media. We propose a discovery algorithm that leverages recently published work on …

Mutually-paced knowledge distillation for cross-lingual temporal knowledge graph reasoning

R Wang, Z Li, J Yang, T Cao, C Zhang, B Yin… - Proceedings of the …, 2023 - dl.acm.org
This paper investigates cross-lingual temporal knowledge graph reasoning problem, which
aims to facilitate reasoning on Temporal Knowledge Graphs (TKGs) in low-resource …

Unsupervised node clustering via contrastive hard sampling

H Cui, T Abdelzaher - International Conference on Database Systems for …, 2024 - Springer
This paper introduces a fine-grained contrastive learning scheme for unsupervised node
clustering. Previous clustering methods only focus on a small feature set (class-dependent …

Unsupervised image classification by ideological affiliation from user-content interaction patterns

X Liu, J Li, D Sun, R Wang, T Abdelzaher… - arXiv preprint arXiv …, 2023 - arxiv.org
The proliferation of political memes in modern information campaigns calls for efficient
solutions for image classification by ideological affiliation. While significant advances have …