Search Results for author: Zhiyuan Ning

Found 13 papers, 4 papers with code

scCDCG: Efficient Deep Structural Clustering for single-cell RNA-seq via Deep Cut-informed Graph Embedding

2 code implementations9 Apr 2024 Ping Xu, Zhiyuan Ning, Meng Xiao, Guihai Feng, Xin Li, Yuanchun Zhou, Pengfei Wang

Addressing these limitations, we introduce scCDCG (single-cell RNA-seq Clustering via Deep Cut-informed Graph), a novel framework designed for efficient and accurate clustering of scRNA-seq data that simultaneously utilizes intercellular high-order structural information.

Clustering Dimensionality Reduction +2

Resolving the Imbalance Issue in Hierarchical Disciplinary Topic Inference via LLM-based Data Augmentation

no code implementations9 Oct 2023 Xunxin Cai, Meng Xiao, Zhiyuan Ning, Yuanchun Zhou

In addressing the imbalanced issue of data within the realm of Natural Language Processing, text data augmentation methods have emerged as pivotal solutions.

Data Augmentation Fairness +1

Temporal Inductive Path Neural Network for Temporal Knowledge Graph Reasoning

no code implementations6 Sep 2023 Hao Dong, Pengyang Wang, Meng Xiao, Zhiyuan Ning, Pengfei Wang, Yuanchun Zhou

Subsequently, we utilize the defined query-aware temporal paths on a history temporal graph to model historical path information related to queries for reasoning.

Adaptive Path-Memory Network for Temporal Knowledge Graph Reasoning

1 code implementation25 Apr 2023 Hao Dong, Zhiyuan Ning, Pengyang Wang, Ziyue Qiao, Pengfei Wang, Yuanchun Zhou, Yanjie Fu

Temporal knowledge graph (TKG) reasoning aims to predict the future missing facts based on historical information and has gained increasing research interest recently.

NEEDED: Introducing Hierarchical Transformer to Eye Diseases Diagnosis

1 code implementation27 Dec 2022 Xu Ye, Meng Xiao, Zhiyuan Ning, Weiwei Dai, Wenjuan Cui, Yi Du, Yuanchun Zhou

It aims to evaluate the condition of both eyes of a patient respectively, and we formulate it as a particular multi-label classification task in this paper.

Multi-Label Classification Sentence

Graph Soft-Contrastive Learning via Neighborhood Ranking

no code implementations28 Sep 2022 Zhiyuan Ning, Pengfei Wang, Pengyang Wang, Ziyue Qiao, Wei Fan, Denghui Zhang, Yi Du, Yuanchun Zhou

Moreover, as the neighborhood size exponentially expands with more hops considered, we propose neighborhood sampling strategies to improve learning efficiency.

Contrastive Learning Self-Supervised Learning

LightCAKE: A Lightweight Framework for Context-Aware Knowledge Graph Embedding

no code implementations22 Feb 2021 Zhiyuan Ning, Ziyue Qiao, Hao Dong, Yi Du, Yuanchun Zhou

Knowledge graph embedding (KGE) models learn to project symbolic entities and relations into a continuous vector space based on the observed triplets.

Knowledge Graph Embedding Knowledge Graphs

Context-Enhanced Entity and Relation Embedding for Knowledge Graph Completion

no code implementations13 Dec 2020 Ziyue Qiao, Zhiyuan Ning, Yi Du, Yuanchun Zhou

Most researches for knowledge graph completion learn representations of entities and relations to predict missing links in incomplete knowledge graphs.

Relation

Team Peter-Parker at SemEval-2019 Task 4: BERT-Based Method in Hyperpartisan News Detection

no code implementations SEMEVAL 2019 Zhiyuan Ning, Yuanzhen Lin, Ruichao Zhong

This paper describes the team peter-parker{'}s participation in Hyperpartisan News Detection task (SemEval-2019 Task 4), which requires to classify whether a given news article is bias or not.

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