1 code implementation • 5 Oct 2024 • Xiaodong Lu, Leilei Sun, Tongyu Zhu, Weifeng Lv
Temporal link prediction, aiming at predicting future interactions among entities based on historical interactions, is crucial for a series of real-world applications.
1 code implementation • 17 Nov 2023 • Ruixing Zhang, Liangzhe Han, Leilei Sun, Yunqi Liu, Jibin Wang, Weifeng Lv
To tap into the rich information within population movement, based on the perspective that Regions Are Who walk them, we propose a large spatiotemporal model based on trajectories (RAW).
2 code implementations • 21 May 2023 • Han Huang, Leilei Sun, Bowen Du, Weifeng Lv
To capture the correlation between molecular graphs and geometries in the diffusion process, we develop a Diffusion Graph Transformer to parameterize the data prediction model that recovers the original data from noisy data.
2 code implementations • NeurIPS 2023 • Le Yu, Leilei Sun, Bowen Du, Weifeng Lv
We propose DyGFormer, a new Transformer-based architecture for dynamic graph learning.
1 code implementation • 1 Jan 2023 • Han Huang, Leilei Sun, Bowen Du, Weifeng Lv
To accomplish these goals, we propose a novel Conditional Diffusion model based on discrete Graph Structures (CDGS) for molecular graph generation.
1 code implementation • 4 Dec 2022 • Han Huang, Leilei Sun, Bowen Du, Yanjie Fu, Weifeng Lv
Graph generative models have broad applications in biology, chemistry and social science.
1 code implementation • 30 Jun 2022 • Liangzhe Han, Xiaojian Ma, Leilei Sun, Bowen Du, Yanjie Fu, Weifeng Lv, Hui Xiong
Traffic demand forecasting by deep neural networks has attracted widespread interest in both academia and industry society.
1 code implementation • 31 May 2022 • Le Yu, Leilei Sun, Bowen Du, Tongyu Zhu, Weifeng Lv
In recent years, several methods have been designed to additionally utilize the labels at the input.
Ranked #19 on
Node Property Prediction
on ogbn-mag
1 code implementation • 12 Apr 2022 • Le Yu, Zihang Liu, Leilei Sun, Bowen Du, Chuanren Liu, Weifeng Lv
Previous studies for temporal sets prediction mainly focus on the modelling of elements and implicitly represent each user's preference based on his/her interacted elements.
no code implementations • 29 Jan 2022 • Feng Li, Xuyang Yuan, Lina Wang, Huan Yang, Dongxiao Yu, Weifeng Lv, Xiuzhen Cheng
The efficacy of our proposed three-staged collaborative learning algorithm is finally verified by extensive experiments on both synthetic and real datasets.
no code implementations • Proceedings of the 27th ACM SIGKDD Conference on Knowledge Discovery & Data Mining 2021 • Dingyuan Shi, Yongxin Tong, Zimu Zhou, Bingchen Song, Weifeng Lv, Qiang Yang
Ride hailing is a widespread shared mobility application where the central issue is to assign taxi requests to drivers with various objectives.
1 code implementation • 24 May 2021 • Le Yu, Leilei Sun, Bowen Du, Chuanren Liu, Weifeng Lv, Hui Xiong
Moreover, a semantic fusing module is presented to aggregate relation-aware node representations into a compact representation with the learned relation representations.
Ranked #22 on
Node Property Prediction
on ogbn-mag
1 code implementation • 29 Dec 2020 • Le Yu, Leilei Sun, Bowen Du, Chuanren Liu, Weifeng Lv, Hui Xiong
Representation learning on heterogeneous graphs aims to obtain low-dimensional node representations that could preserve both node attributes and relation information.
Ranked #24 on
Node Property Prediction
on ogbn-mag
2 code implementations • 20 Jun 2020 • Le Yu, Leilei Sun, Bowen Du, Chuanren Liu, Hui Xiong, Weifeng Lv
Given a sequence of sets, where each set contains an arbitrary number of elements, the problem of temporal sets prediction aims to predict the elements in the subsequent set.
no code implementations • 9 Mar 2020 • Jingyuan Wang, Ke Tang, Kai Feng, Xin Li, Weifeng Lv, Kun Chen, Fei Wang
Primary outcome measures: Regression analysis of the impact of temperature and relative humidity on the effective reproductive number (R value).
1 code implementation • IJCAI 2018 • Chuanqi Tan, Furu Wei, Wenhui Wang, Weifeng Lv, Ming Zhou
Modeling sentence pairs plays the vital role for judging the relationship between two sentences, such as paraphrase identification, natural language inference, and answer sentence selection.
Ranked #11 on
Paraphrase Identification
on Quora Question Pairs
(Accuracy metric)
no code implementations • 15 Jun 2017 • Chuanqi Tan, Furu Wei, Nan Yang, Bowen Du, Weifeng Lv, Ming Zhou
We build the answer extraction model with state-of-the-art neural networks for single passage reading comprehension, and propose an additional task of passage ranking to help answer extraction in multiple passages.
no code implementations • EMNLP 2017 • Chuanqi Tan, Furu Wei, Pengjie Ren, Weifeng Lv, Ming Zhou
The key idea is to search sentences similar to a query from Wikipedia articles and directly use the human-annotated entities in the similar sentences as candidate entities for the query.
no code implementations • 3 May 2013 • Deqing Wang, HUI ZHANG, Rui Liu, Weifeng Lv
Much work has been done on feature selection.