9 Result(s)

Article

A deformable convolutional time-series prediction network with extreme peak and interval calibration

Deep modeling and analysis of human big data deepens our understanding of human activities. Periodic time-series signals, e.g., electrocardiographs, collected by health monitoring sensors reflect human health ...

**n Bi, Guoliang Zhang, Lijun Lu, George Y Yuan, **angguo Zhao… in GeoInformatica (2024)

Chapter and Conference Paper

Detecting Critical Nodes in Hypergraphs via Hypergraph Convolutional Network

In many real-world networks, such as co-authorship, etc., relationships are complex and go beyond pairwise associations. Hypergraphs provide a flexible and natural modeling tool to model such complex relations...

Zhuang Miao, Fuhui Sun, **aoyan Wang, Pengpeng Qiao, Kangfei Zhao… in Web and Big Data (2024)

Article

Correlation embedding learning with dynamic semantic enhanced sampling for knowledge graph completion

Knowledge graph completion aims to solve the problem of incompleteness and sparsity in knowledge graphs. However, the negative sampling strategy in current completion methods samples entities with equal probab...

Haojie Nie, **angguo Zhao, **n Bi, Yuliang Ma, George Y. Yuan in World Wide Web (2023)

Article

Structure-adaptive graph neural network with temporal representation and residual connections

Graph learning methods have boosted brain analysis for user healthcare, disease detection, and behavioral modeling. Spatially separated brain regions are functionally connected with different weights, enabling...

**n Bi, Qingling Jiang, Zhixun Liu, **n Yao, Haojie Nie, George Y. Yuan… in World Wide Web (2023)

Chapter and Conference Paper

Towards Time-Series Key Points Detection Through Self-supervised Learning and Probability Compensation

Key points detection is crucial for signal analysis by marking the identification points of specific events. Deep learning methods have been introduced into key points detection tasks due to their significant ...

Mingxu Yuan, **n Bi, Xuechun Huang, Wei Zhang… in Database Systems for Advanced Applications (2023)

Article

Example query on ontology-labels knowledge graph based on filter-refine strategy

The query processing on knowledge graphs has attracted significant attention in the past years. Different from the traditional query processing on knowledge graphs, the example query method can capture the use...

Linlin Ding, Sisi Li, Mo Li, Ze Chen, Hanlin Zhang, Hao Luo… in World Wide Web (2023)

Article

joinTree: A novel join-oriented multivariate operator for spatio-temporal data management in Flink

In the era of intelligent Internet, the management and analysis of massive spatio-temporal data is one of the important links to realize intelligent applications and build smart cities, in which the interactio...

Hangxu Ji, Gang Wu, Yuhai Zhao, Shiye Wang, Guoren Wang, George Y. Yuan in GeoInformatica (2023)

Article

Group relational privacy protection on time-constrained point of interests

Bo Ning, **aonan Li, Fan Yang, Yunhao Sun, Guanyu Li… in Frontiers of Computer Science (2022)