Search Results for author: Kezhi Mao

Found 19 papers, 4 papers with code

Document-Level Event Argument Extraction by Leveraging Redundant Information and Closed Boundary Loss

no code implementations NAACL 2022 Hanzhang Zhou, Kezhi Mao

In document-level event argument extraction, an argument is likely to appear multiple times in different expressions in the document.

Event Argument Extraction

Heuristic-Driven Link-of-Analogy Prompting: Enhancing Large Language Models for Document-Level Event Argument Extraction

no code implementations11 Nov 2023 Hanzhang Zhou, Junlang Qian, Zijian Feng, Hui Lu, Zixiao Zhu, Kezhi Mao

In this study, we investigate in-context learning (ICL) in document-level event argument extraction (EAE) to alleviate the dependency on large-scale labeled data for this task.

Event Argument Extraction In-Context Learning +2

Feature-aware conditional GAN for category text generation

no code implementations2 Aug 2023 Xinze Li, Kezhi Mao, Fanfan Lin, Zijian Feng

To address these issues, this paper proposes a novel GAN framework, the feature-aware conditional GAN (FA-GAN), for controllable category text generation.

Generative Adversarial Network Multi-class Classification +4

Particle swarm optimization with state-based adaptive velocity limit strategy

no code implementations2 Aug 2023 Xinze Li, Kezhi Mao, Fanfan Lin, Xin Zhang

Several adaptive VL strategies have been introduced with which the performance of PSO can be improved.

Artificial-Intelligence-Based Triple Phase Shift Modulation for Dual Active Bridge Converter with Minimized Current Stress

no code implementations1 Aug 2023 Xinze Li, Xin Zhang, Fanfan Lin, Changjiang Sun, Kezhi Mao

However, to minimize the current stress when the DAB converter is under TPS modulation, two difficulties exist in analysis process and realization process, respectively.

Distilling Universal and Joint Knowledge for Cross-Domain Model Compression on Time Series Data

1 code implementation7 Jul 2023 Qing Xu, Min Wu, XiaoLi Li, Kezhi Mao, Zhenghua Chen

More specifically, a feature-domain discriminator is employed to align teacher's and student's representations for universal knowledge transfer.

Knowledge Distillation Model Compression +2

Calibrating Class Weights with Multi-Modal Information for Partial Video Domain Adaptation

no code implementations13 Apr 2022 Xiyu Wang, Yuecong Xu, Kezhi Mao, Jianfei Yang

It utilizes a novel class weight calibration method to alleviate the negative transfer caused by incorrect class weights.

Domain Adaptation Video Classification

Self-Supervised Video Representation Learning by Video Incoherence Detection

no code implementations26 Sep 2021 Haozhi Cao, Yuecong Xu, Jianfei Yang, Kezhi Mao, Lihua Xie, Jianxiong Yin, Simon See

This paper introduces a novel self-supervised method that leverages incoherence detection for video representation learning.

Action Recognition Contrastive Learning +3

Partial Video Domain Adaptation with Partial Adversarial Temporal Attentive Network

no code implementations ICCV 2021 Yuecong Xu, Jianfei Yang, Haozhi Cao, Qi Li, Kezhi Mao, Zhenghua Chen

For videos, such negative transfer could be triggered by both spatial and temporal features, which leads to a more challenging Partial Video Domain Adaptation (PVDA) problem.

Partial Domain Adaptation

PNL: Efficient Long-Range Dependencies Extraction with Pyramid Non-Local Module for Action Recognition

no code implementations9 Jun 2020 Yuecong Xu, Haozhi Cao, Jianfei Yang, Kezhi Mao, Jianxiong Yin, Simon See

Empirical results prove the effectiveness and efficiency of our PNL module, which achieves state-of-the-art performance of 83. 09% on the Mini-Kinetics dataset, with decreased computation cost compared to the non-local block.

Action Recognition

ARID: A New Dataset for Recognizing Action in the Dark

1 code implementation6 Jun 2020 Yuecong Xu, Jianfei Yang, Haozhi Cao, Kezhi Mao, Jianxiong Yin, Simon See

We bridge the gap of the lack of data for this task by collecting a new dataset: the Action Recognition in the Dark (ARID) dataset.

Action Recognition

Improving Relation Extraction with Knowledge-attention

no code implementations IJCNLP 2019 Pengfei Li, Kezhi Mao, Xuefeng Yang, Qi Li

While attention mechanisms have been proven to be effective in many NLP tasks, majority of them are data-driven.

Relation Relation Extraction

Deep Learning and Its Applications to Machine Health Monitoring: A Survey

1 code implementation16 Dec 2016 Rui Zhao, Ruqiang Yan, Zhenghua Chen, Kezhi Mao, Peng Wang, Robert X. Gao

Since 2006, deep learning (DL) has become a rapidly growing research direction, redefining state-of-the-art performances in a wide range of areas such as object recognition, image segmentation, speech recognition and machine translation.

Image Segmentation Machine Translation +5

Supervised Fine Tuning for Word Embedding with Integrated Knowledge

no code implementations29 May 2015 Xuefeng Yang, Kezhi Mao

Inspired by deep learning, the authors propose a supervised framework for learning vector representation of words to provide additional supervised fine tuning after unsupervised learning.

Sentence Sentence Completion +1

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