Search Results for author: Yiwen Zhang

Found 20 papers, 10 papers with code

Learn to Adapt for Generalized Zero-Shot Text Classification

1 code implementation ACL 2022 Yiwen Zhang, Caixia Yuan, Xiaojie Wang, Ziwei Bai, Yongbin Liu

Generalized zero-shot text classification aims to classify textual instances from both previously seen classes and incrementally emerging unseen classes.

Generalized Zero-Shot Learning Meta-Learning +3

Generative-Contrastive Heterogeneous Graph Neural Network

no code implementations3 Apr 2024 Yu Wang, Lei Sang, Yi Zhang, Yiwen Zhang

In recent years, inspired by self-supervised learning, contrastive Heterogeneous Graphs Neural Networks (HGNNs) have shown great potential by utilizing data augmentation and discriminators for downstream tasks.

Contrastive Learning Data Augmentation +3

Scientific Large Language Models: A Survey on Biological & Chemical Domains

1 code implementation26 Jan 2024 Qiang Zhang, Keyang Ding, Tianwen Lyv, Xinda Wang, Qingyu Yin, Yiwen Zhang, Jing Yu, Yuhao Wang, Xiaotong Li, Zhuoyi Xiang, Xiang Zhuang, Zeyuan Wang, Ming Qin, Mengyao Zhang, Jinlu Zhang, Jiyu Cui, Renjun Xu, Hongyang Chen, Xiaohui Fan, Huabin Xing, Huajun Chen

Large Language Models (LLMs) have emerged as a transformative power in enhancing natural language comprehension, representing a significant stride toward artificial general intelligence.

CETN: Contrast-enhanced Through Network for CTR Prediction

1 code implementation15 Dec 2023 Honghao Li, Lei Sang, Yi Zhang, Xuyun Zhang, Yiwen Zhang

Click-through rate (CTR) Prediction is a crucial task in personalized information retrievals, such as industrial recommender systems, online advertising, and web search.

Click-Through Rate Prediction Contrastive Learning +1

Venn: Resource Management Across Federated Learning Jobs

no code implementations13 Dec 2023 Jiachen Liu, Fan Lai, Ding Ding, Yiwen Zhang, Mosharaf Chowdhury

Scheduling edge resources among multiple FL jobs is different from GPU scheduling for cloud ML because of the ephemeral nature and planetary scale of participating devices as well as the overlapping resource requirements of diverse FL jobs.

Federated Learning Management +1

DoseDiff: Distance-aware Diffusion Model for Dose Prediction in Radiotherapy

1 code implementation28 Jun 2023 Yiwen Zhang, Chuanpu Li, Liming Zhong, Zeli Chen, Wei Yang, Xuetao Wang

Treatment planning, which is a critical component of the radiotherapy workflow, is typically carried out by a medical physicist in a time-consuming trial-and-error manner.

Computed Tomography (CT) Denoising

HyperTuner: A Cross-Layer Multi-Objective Hyperparameter Auto-Tuning Framework for Data Analytic Services

1 code implementation20 Apr 2023 Hui Dou, Shanshan Zhu, Yiwen Zhang, Pengfei Chen, Zibin Zheng

Besides, experiments with different training datasets, different optimization objectives and different machine learning platforms verify that HyperTuner can well adapt to various data analytic service scenarios.

ArguGPT: evaluating, understanding and identifying argumentative essays generated by GPT models

2 code implementations16 Apr 2023 Yikang Liu, Ziyin Zhang, Wanyang Zhang, Shisen Yue, Xiaojing Zhao, Xinyuan Cheng, Yiwen Zhang, Hai Hu

To address these challenges in English language teaching, we first present ArguGPT, a balanced corpus of 4, 038 argumentative essays generated by 7 GPT models in response to essay prompts from three sources: (1) in-class or homework exercises, (2) TOEFL and (3) GRE writing tasks.

Sentence

Investigating Transfer Learning in Multilingual Pre-trained Language Models through Chinese Natural Language Inference

1 code implementation Findings (ACL) 2021 Hai Hu, He Zhou, Zuoyu Tian, Yiwen Zhang, Yina Ma, Yanting Li, Yixin Nie, Kyle Richardson

These results, however, come with important caveats: cross-lingual models often perform best when trained on a mixture of English and high-quality monolingual NLI data (OCNLI), and are often hindered by automatically translated resources (XNLI-zh).

Cross-Lingual Transfer Natural Language Inference +2

MUSE: Multi-faceted Attention for Signed Network Embedding

no code implementations29 Apr 2021 Dengcheng Yan, Youwen Zhang, Wei Li, Yiwen Zhang

Signed network embedding is an approach to learn low-dimensional representations of nodes in signed networks with both positive and negative links, which facilitates downstream tasks such as link prediction with general data mining frameworks.

Link Prediction Network Embedding

Causal Learner: A Toolbox for Causal Structure and Markov Blanket Learning

1 code implementation11 Mar 2021 Zhaolong Ling, Kui Yu, Yiwen Zhang, Lin Liu, Jiuyong Li

Causal Learner is a toolbox for learning causal structure and Markov blanket (MB) from data.

Heterogeneous Information Network-based Interest Composition with Graph Neural Network for Recommendation

no code implementations11 Mar 2021 Dengcheng Yan, Wenxin Xie, Yiwen Zhang

Then, users' interests in each item from each pair of related meta-paths are calculated by a combination of the user and item representations.

Recommendation Systems

HyperCI: A Higher Order Collective Influence Measure for Hypernetwork Dismantling

no code implementations10 Mar 2021 Dengcheng Yan, Zijian Wu, Yiwen Zhang

However, conventional network dismantling approaches focus on simple network which models only pairwise interaction between nodes while groupwise interactions among arbitrary number of nodes are ubiquitous in networked systems like integrated circuits.

Social and Information Networks Physics and Society

Session-based Social and Dependency-aware Software Recommendation

no code implementations10 Mar 2021 Dengcheng Yan, Tianyi Tang, Wenxin Xie, Yiwen Zhang, Qiang He

With the increase of complexity of modern software, social collaborative coding and reuse of open source software packages become more and more popular, which thus greatly enhances the development efficiency and software quality.

Graph Attention Recommendation Systems

Ensemble Methods to Distinguish Mainland and Taiwan Chinese

no code implementations WS 2019 Hai Hu, Wen Li, He Zhou, Zuoyu Tian, Yiwen Zhang, Liang Zou

This paper describes the IUCL system at VarDial 2019 evaluation campaign for the task of discriminating between Mainland and Taiwan variation of mandarin Chinese.

Word Embeddings

Path of Vowel Raising in Chengdu Dialect of Mandarin

no code implementations11 Mar 2018 Hai Hu, Yiwen Zhang

He and Rao (2013) reported a raising phenomenon of /a/ in /Xan/ (X being a consonant or a vowel) in Chengdu dialect of Mandarin, i. e. /a/ is realized as [epsilon] for young speakers but [ae] for older speakers, but they offered no acoustic analysis.

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