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Short video platforms are evolving rapidly, making the identification of inappropriate content increasingly critical. Existing approaches typically train separate and small classification models for each type of issue, which requires…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Zixuan Wang , Yu Sun , Hongwei Wang , Baoyu Jing , Xiang Shen , Xin Dong , Zhuolin Hao , Hongyu Xiong , Yang Song

To address the increasing complexity and frequency of cybersecurity incidents emphasized by the recent cybersecurity threat reports with over 10 billion instances, cyber threat intelligence (CTI) plays a critical role in the modern…

The remarkable performance of large language models (LLMs) in zero-shot language understanding has garnered significant attention. However, employing LLMs for large-scale inference or domain-specific fine-tuning requires immense…

计算与语言 · 计算机科学 2024-04-16 Ruohong Zhang , Yau-Shian Wang , Yiming Yang

Language models (LMs) have demonstrated remarkable capabilities in NLP, yet adapting them efficiently and robustly to specific tasks remains challenging. As their scale and complexity grow, fine-tuning LMs on labelled data often…

计算与语言 · 计算机科学 2025-06-27 Zhengyan Shi

The adoption of Large Language Models (LLMs) for code generation in data science offers substantial potential for enhancing tasks such as data manipulation, statistical analysis, and visualization. However, the effectiveness of these models…

Exploiting unlabeled data through semi-supervised learning (SSL) or leveraging pre-trained models via fine-tuning are two prevailing paradigms for addressing label-scarce scenarios. Recently, growing attention has been given to combining…

机器学习 · 计算机科学 2026-05-26 Rui Zhu , Song-Lin Lv , Zi-Kang Wang , Lan-Zhe Guo

Learning to adapt pretrained language models to unlabeled, out-of-distribution data is a critical challenge, as models often falter on structurally novel reasoning tasks even while excelling within their training distribution. We introduce…

计算与语言 · 计算机科学 2025-05-29 Mohammad Mahdi Moradi , Hossam Amer , Sudhir Mudur , Weiwei Zhang , Yang Liu , Walid Ahmed

Embedding models are crucial for various natural language processing tasks but can be limited by factors such as limited vocabulary, lack of context, and grammatical errors. This paper proposes a novel approach to improve embedding…

计算与语言 · 计算机科学 2024-04-19 Nicholas Harris , Anand Butani , Syed Hashmy

Stress is a pervasive global health issue that can lead to severe mental health problems. Early detection offers timely intervention and prevention of stress-related disorders. The current early detection models perform "black box"…

人工智能 · 计算机科学 2024-12-19 Xin Wang , Boyan Gao , Yi Dai , Lei Cao , Liang Zhao , Yibo Yang , David Clifton

Long-Tailed Semi-Supervised Learning (LTSSL) aims to learn from class-imbalanced data where only a few samples are annotated. Existing solutions typically require substantial cost to solve complex optimization problems, or class-balanced…

机器学习 · 计算机科学 2022-05-27 Tong Wei , Qian-Yu Liu , Jiang-Xin Shi , Wei-Wei Tu , Lan-Zhe Guo

Existing text scoring methods require a large corpus, struggle with short texts, or require hand-labeled data. We develop a text scoring framework that leverages generative large language models (LLMs) to (1) set texts against the backdrop…

计算与语言 · 计算机科学 2025-06-05 Patrick Y. Wu , Jonathan Nagler , Joshua A. Tucker , Solomon Messing

In today's visually dominated social media landscape, predicting the perceived credibility of visual content and understanding what drives human judgment are crucial for countering misinformation. However, these tasks are challenging due to…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Yilang Peng , Sijia Qian , Yingdan Lu , Cuihua Shen

Semi-supervised learning (SSL) has played an important role in leveraging unlabeled data when labeled data is limited. One of the most successful SSL approaches is based on consistency regularization, which encourages the model to produce…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Trung Q. Tran , Mingu Kang , Daeyoung Kim

Social scientists use surveys to probe the opinions and beliefs of populations, but these methods are slow, costly, and prone to biases. Recent advances in large language models (LLMs) enable the creating of computational representations or…

计算与语言 · 计算机科学 2024-10-23 Zihao He , Minh Duc Chu , Rebecca Dorn , Siyi Guo , Kristina Lerman

We present semi-supervised models with data augmentation (SMDA), a semi-supervised text classification system to classify interactive affective responses. SMDA utilizes recent transformer-based models to encode each sentence and employs…

计算与语言 · 计算机科学 2020-04-24 Jiaao Chen , Yuwei Wu , Diyi Yang

Tables stored in databases and tables which are present in web pages and articles account for a large part of semi-structured data that is available on the internet. It then becomes pertinent to develop a modeling approach with large…

计算与语言 · 计算机科学 2023-10-03 Soumajyoti Sarkar , Leonard Lausen

This paper introduces SelfMatch, a semi-supervised learning method that combines the power of contrastive self-supervised learning and consistency regularization. SelfMatch consists of two stages: (1) self-supervised pre-training based on…

机器学习 · 计算机科学 2021-01-19 Byoungjip Kim , Jinho Choo , Yeong-Dae Kwon , Seongho Joe , Seungjai Min , Youngjune Gwon

Due to limited supervised training data, large language models (LLMs) are typically pre-trained via a self-supervised "predict the next word" objective on a vast amount of unstructured text data. To make the resulting model useful to users,…

计算与语言 · 计算机科学 2026-01-30 Ajay Patel , Colin Raffel , Chris Callison-Burch

This paper introduces a novel approach for multimodal sentiment analysis on social media, particularly in the context of natural disasters, where understanding public sentiment is crucial for effective crisis management. Unlike conventional…

机器学习 · 计算机科学 2025-08-20 Meriem Zerkouk , Miloud Mihoubi , Belkacem Chikhaoui

Large language models (LLMs) have achieved remarkable performance on diverse benchmarks, yet existing evaluation practices largely rely on coarse summary metrics that obscure underlying reasoning abilities. In this work, we propose novel…

统计方法学 · 统计学 2026-03-17 Jia Liu , Zhiyu Xu , Yuqi Gu
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