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Many Click-Through Rate (CTR) prediction works focused on designing advanced architectures to model complex feature interactions but neglected the importance of feature representation learning, e.g., adopting a plain embedding layer for…

信息检索 · 计算机科学 2022-12-02 Fangye Wang , Yingxu Wang , Dongsheng Li , Hansu Gu , Tun Lu , Peng Zhang , Ning Gu

This paper proposes a Clustering, Labeling, then Augmenting framework that significantly enhances performance in Semi-Supervised Text Classification (SSTC) tasks, effectively addressing the challenge of vast datasets with limited labeled…

计算与语言 · 计算机科学 2024-12-30 Shan Zhong , Jiahao Zeng , Yongxin Yu , Bohong Lin

Contrastive learning (CL), a self-supervised learning approach, can effectively learn visual representations from unlabeled data. Given the CL training data, generative models can be trained to generate synthetic data to supplement the real…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yawen Wu , Zhepeng Wang , Dewen Zeng , Yiyu Shi , Jingtong Hu

Text classification, an integral task in natural language processing, involves the automatic categorization of text into predefined classes. Creating supervised labeled datasets for low-resource languages poses a considerable challenge.…

计算与语言 · 计算机科学 2024-06-18 Riya Savant , Anushka Shelke , Sakshi Todmal , Sanskruti Kanphade , Ananya Joshi , Raviraj Joshi

Contrastive learning has shown effectiveness in improving sequential recommendation models. However, existing methods still face challenges in generating high-quality contrastive pairs: they either rely on random perturbations that corrupt…

信息检索 · 计算机科学 2025-12-23 Ziqiang Cui , Yunpeng Weng , Xing Tang , Xiaokun Zhang , Shiwei Li , Peiyang Liu , Bowei He , Dugang Liu , Weihong Luo , Xiuqiang He , Chen Ma

Social scientists often classify text documents to use the resulting labels as an outcome or a predictor in empirical research. Automated text classification has become a standard tool, since it requires less human coding. However, scholars…

计算与语言 · 计算机科学 2025-05-14 Mitchell Bosley , Saki Kuzushima , Ted Enamorado , Yuki Shiraito

Unsupervised text representation learning (TRL) is a fundamental task in natural language processing, which is beneficial for improving search and recommendations with the web's unlabeled texts. A recent empirical study finds that the…

计算与语言 · 计算机科学 2025-10-14 Ruize An , Richong Zhang , Zhijie Nie , Zhanyu Wu , Yanzhao Zhang , Dingkun Long

Network representation learning (NRL) is an effective graph analytics technique and promotes users to deeply understand the hidden characteristics of graph data. It has been successfully applied in many real-world tasks related to network…

社会与信息网络 · 计算机科学 2021-03-09 Ke Sun , Lei Wang , Bo Xu , Wenhong Zhao , Shyh Wei Teng , Feng Xia

Model checking is a key technique for verifying safety-critical systems against formal specifications, where recent applications of deep learning have shown promise. However, while ubiquitous for vision and language domains, representation…

机器学习 · 计算机科学 2025-10-07 Vladimir Krsmanovic , Matthias Cosler , Mohamed Ghanem , Bernd Finkbeiner

The lack of labeled data is a common challenge in speech classification tasks, particularly those requiring extensive subjective assessment, such as cognitive state classification. In this work, we propose a Semi-Supervised Learning (SSL)…

音频与语音处理 · 电气工程与系统科学 2025-05-01 Yuanchao Li , Zixing Zhang , Jing Han , Peter Bell , Catherine Lai

This work proposes a new image analysis tool called Label Consistent Transform Learning (LCTL). Transform learning is a recent unsupervised representation learning approach; we add supervision by incorporating a label consistency…

图像与视频处理 · 电气工程与系统科学 2019-12-25 Jyoti Maggu , Hemant K. Aggarwal , Angshul Majumdar

Reinforcement Learning (RL) bears the promise of being a game-changer in many applications. However, since most of the literature in the field is currently focused on opaque models, the use of RL in high-stakes scenarios, where…

机器学习 · 计算机科学 2025-01-22 Leonardo Lucio Custode , Giovanni Iacca

This paper presents a new semi-supervised framework with convolutional neural networks (CNNs) for text categorization. Unlike the previous approaches that rely on word embeddings, our method learns embeddings of small text regions from…

机器学习 · 统计学 2015-11-03 Rie Johnson , Tong Zhang

Semi-supervised learning (SSL) provides a powerful framework for leveraging unlabeled data when labels are limited or expensive to obtain. SSL algorithms based on deep neural networks have recently proven successful on standard benchmark…

机器学习 · 计算机科学 2019-05-28 Jiaxing Wang , Yin Zheng , Xiaoshuang Chen , Junzhou Huang , Jian Cheng

Graph representation learning (GRL) makes considerable progress recently, which encodes graphs with topological structures into low-dimensional embeddings. Meanwhile, the time-consuming and costly process of annotating graph labels manually…

机器学习 · 计算机科学 2024-02-28 Haojun Jiang , Jiawei Sun , Jie Li , Chentao Wu

Automated radiology report generation has the potential to improve radiology reporting and alleviate the workload of radiologists. However, the medical report generation task poses unique challenges due to the limited availability of…

计算与语言 · 计算机科学 2023-12-27 Ruoqing Zhao , Xi Wang , Hongliang Dai , Pan Gao , Piji Li

In this paper we propose a strategy for semi-supervised image classification that leverages unsupervised representation learning and co-training. The strategy, that is called CURL from Co-trained Unsupervised Representation Learning,…

机器学习 · 计算机科学 2015-09-14 Simone Bianco , Gianluigi Ciocca , Claudio Cusano

With the growing use of Retrieval-Augmented Generation (RAG), training large language models (LLMs) for context-sensitive reasoning and faithfulness is increasingly important. Existing RAG-oriented reinforcement learning (RL) methods rely…

计算与语言 · 计算机科学 2026-03-06 Zhehao Tan , Yihan Jiao , Dan Yang , Junjie Wang , Duolin Sun , Jie Feng , Xidong Wang , Lei Liu , Yue Shen , Jian Wang , Jinjie Gu

Traditional click-through rate (CTR) prediction models convert the tabular data into one-hot vectors and leverage the collaborative relations among features for inferring the user's preference over items. This modeling paradigm discards…

信息检索 · 计算机科学 2023-12-19 Xiangyang Li , Bo Chen , Lu Hou , Ruiming Tang

Recent advances in unsupervised representation learning have demonstrated the impact of pretraining on large amounts of read speech. We adapt these techniques for domain adaptation in low-resource -- both in terms of data and compute --…

计算与语言 · 计算机科学 2022-02-14 Chak-Fai Li , Francis Keith , William Hartmann , Matthew Snover