no code implementations • 20 May 2024 • Li Sun, Zhenhao Huang, Hao Peng, Yujie Wang, Chunyang Liu, Philip S. Yu
DSI is also theoretically presented as a new graph clustering objective, not requiring the predefined cluster number.
1 code implementation • 18 Dec 2023 • Guangjie Zeng, Hao Peng, Angsheng Li, Zhiwei Liu, Runze Yang, Chunyang Liu, Lifang He
In this work, we present Semi-supervised clustering via Structural Entropy (SSE), a novel method that can incorporate different types of constraints from diverse sources to perform both partitioning and hierarchical clustering.
1 code implementation • 6 Nov 2023 • Dongcheng Zou, Senzhang Wang, Xuefeng Li, Hao Peng, Yuandong Wang, Chunyang Liu, Kehua Sheng, Bo Zhang
Based on this, we propose a relative structural entropy-based position encoding and a multi-head attention masking scheme based on multi-layer encoding trees.
1 code implementation • 5 Sep 2023 • Guangjie Zeng, Hao Peng, Angsheng Li, Zhiwei Liu, Chunyang Liu, Philip S. Yu, Lifang He
In this work, we propose a novel unsupervised Skin Lesion sEgmentation framework based on structural entropy and isolation forest outlier Detection, namely SLED.
1 code implementation • 24 Apr 2023 • Xianghua Zeng, Hao Peng, Angsheng Li, Chunyang Liu, Lifang He, Philip S. Yu
State abstraction optimizes decision-making by ignoring irrelevant environmental information in reinforcement learning with rich observations.
1 code implementation • 14 Apr 2023 • Cheng Liao, Han Hu, Xuekun Yuan, Haifeng Li, Chao Liu, Chunyang Liu, Gui Fu, Yulin Ding, Qing Zhu
This contrastive learning strategy allowed us to inject the semantics of buildings into a pipeline for the detection of changes, which is achieved by increasing the distinguishability of features of buildings from those of non-buildings.
2 code implementations • 17 Mar 2023 • Dongcheng Zou, Hao Peng, Xiang Huang, Renyu Yang, JianXin Li, Jia Wu, Chunyang Liu, Philip S. Yu
Graph Neural Networks (GNNs) are de facto solutions to structural data learning.
no code implementations • 14 Sep 2021 • Yuandong Wang, Hongzhi Yin, Lian Wu, Tong Chen, Chunyang Liu
In recent years, online ride-hailing platforms have become an indispensable part of urban transportation.
no code implementations • 4 Jan 2021 • Yuandong Wang, Hongzhi Yin, Tong Chen, Chunyang Liu, Ben Wang, Tianyu Wo, Jie Xu
Consequently, the spatiotemporal passenger demand records naturally carry dynamic patterns in the constructed graphs, where the edges also encode important information about the directions and volume (i. e., weights) of passenger demands between two connected regions.
no code implementations • ACL 2016 • Chunyang Liu, Yang Liu, Huanbo Luan, Maosong Sun, Heng Yu
We introduce an agreement-based approach to learning parallel lexicons and phrases from non-parallel corpora.