基本信息

 

孙凯，博士，电信学部计算机学院助理教授。隶属于郑庆华教授团队。获2023年校内青秀。硕导。

教育经历

2013.09 - 2017.06 北京航空航天大学 计算机科学与技术 本科

2017.09 - 2019.06 北京航空航天大学 软件工程 读研

2019.09 - 2023.06 北京航空航天大学 软件工程 读博

导师：刘旭东教授    毕业论文：有限监督的信息抽取方法研究

联系方式

邮箱：sunkai@xjtu.edu.cn

通讯地址：

兴庆校区西一楼129

创新港校区泓理楼6107

邮政编码：710049

站点计数器

研究领域

研究领域：

  1. 垂直领域大模型应用（微调、预训练）、知识图谱增强的大模型技术
  2. 信息抽取，包括：关系抽取、实体识别、联合抽取等（多模态、少样本、跨领域）
  3. 情感分析，包括：基于目标的情感分类、多模态情感分类

 

学术论文：

  1. Xiaokang Pan, Xingyu Li, Jin Liu, Tao Sun, Kai Sun, Lixing Chen, Zhe Qu. Stability and Generalization for Stochastic Recursive Momentum-based Algorithms for (Strongly-)Convex One to K-Level Stochastic Optimizations. (ICML 2024, CCF-A)
  2. Xiyang Liu, Chunming Hu, Richong Zhang, Kai Sun, Samuel Mensah, and Yongyi Mao. 2024. Multimodal Relation Extraction via a Mixture of Hierarchical Visual Context Learners. (WWW '24, CCF-A).
  3. Mensah S, Sun K, Aletras N. Trading Syntax Trees for Wordpieces: Target-oriented Opinion Words Extraction with Wordpieces and Aspect Enhancement. (ACL 2023)
  4. Sun K, Zhang R, Mensah S, et al. Learning implicit and explicit multi-task interactions for information extraction[J]. (TOIS 2023, CCF-A)
  5. Sun K, Zhang R, Samuel M, et al. Self-training through Classifier Disagreement for Cross-Domain Opinion Target Extraction. (WWW 2023, CCF-A)
  6. Lu C, Zhang R, Sun K, et al. Anaphor Assisted Document-Level Relation Extraction[C]. (EMNLP 2023, CCF-B)
  7. Nan Ding, Chunming Hu, Kai Sun, Samuel Mensah, and Richong Zhang. 2022. Explicit Role Interaction Network for Event Argument Extraction. (EMNLP 2022 Findings)
  8. Sun K, Zhang R, Mensah S, et al. A Transformational Biencoder with In-Domain Negative Sampling for Zero-Shot Entity Linking[C]. (ACL 2022 Findings)
  9. Mensah S, Sun K, Aletras N. An Empirical Study on Leveraging Position Embeddings for Target-oriented Opinion Words Extraction[C]. (EMNLP 2021)
  10. Sun K, Zhang R, Mensah S, et al. Progressive multi-task learning with controlled information flow for joint entity and relation extraction[C]. (AAAI 2021, CCF-A)
  11. Sun K, Zhang R, Mao Y, et al. Relation extraction with convolutional network over learnable syntax-transport graph[C]. (AAAI 2020, CCF-A)
  12. Sun K, Zhang R, Mensah S, et al. Recurrent Interaction Network for Jointly Extracting Entities and Classifying Relations[C]. (EMNLP 2020, CCF-B)
  13. Sun K, Zhang R, Mensah S, et al. Aspect-level sentiment analysis via convolution over dependency tree[C]. (EMNLP 2019, CCF-B)