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Malicious accounts spreading misinformation has led to widespread false and misleading narratives in recent times, especially during the COVID-19 pandemic, and social media platforms struggle to eliminate these contents rapidly. This is…

Social and Information Networks · Computer Science 2022-02-28 Karishma Sharma , Emilio Ferrara , Yan Liu

Weakly-supervised text classification has received much attention in recent years for it can alleviate the heavy burden of annotating massive data. Among them, keyword-driven methods are the mainstream where user-provided keywords are…

Computation and Language · Computer Science 2021-10-07 Lu Zhang , Jiandong Ding , Yi Xu , Yingyao Liu , Shuigeng Zhou

Fake news spreads at an unprecedented speed, reaches global audiences and poses huge risks to users and communities. Most existing fake news detection algorithms focus on building supervised training models on a large amount of manually…

Computation and Language · Computer Science 2022-06-27 Jingyi Xie , Jiawei Liu , Zheng-Jun Zha

Large Language Models (LLMs), with gradually improving reading comprehension and reasoning capabilities, are being applied to a range of complex language tasks, including the automatic generation of language data for various purposes.…

Computation and Language · Computer Science 2024-11-11 Long Truong To , Hung Tuan Le , Dat Van-Thanh Nguyen , Manh Trong Nguyen , Tri Thien Nguyen , Tin Van Huynh , Kiet Van Nguyen

A critical bottleneck in supervised machine learning is the need for large amounts of labeled data which is expensive and time consuming to obtain. However, it has been shown that a small amount of labeled data, while insufficient to…

This paper investigates the challenges and potential solutions for improving machine learning systems for low-resource languages. State-of-the-art models in natural language processing (NLP), text-to-speech (TTS), speech-to-text (STT), and…

Computation and Language · Computer Science 2024-10-11 Yurii Paniv

Abuse in its various forms, including physical, psychological, verbal, sexual, financial, and cultural, has a negative impact on mental health. However, there are limited studies on applying natural language processing (NLP) in this field…

Computation and Language · Computer Science 2023-12-14 Nhu-Thanh Nguyen , Khoa Thi-Kim Phan , Duc-Vu Nguyen , Ngan Luu-Thuy Nguyen

Fine-tuned pre-trained language models (LMs) have achieved enormous success in many natural language processing (NLP) tasks, but they still require excessive labeled data in the fine-tuning stage. We study the problem of fine-tuning…

Computation and Language · Computer Science 2021-04-01 Yue Yu , Simiao Zuo , Haoming Jiang , Wendi Ren , Tuo Zhao , Chao Zhang

Despite the impressive improvements achieved by unsupervised deep neural networks in computer vision and NLP tasks, such improvements have not yet been observed in ranking for information retrieval. The reason may be the complexity of the…

Information Retrieval · Computer Science 2017-05-30 Mostafa Dehghani , Hamed Zamani , Aliaksei Severyn , Jaap Kamps , W. Bruce Croft

Constructing an organized dataset comprised of a large number of images and several captions for each image is a laborious task, which requires vast human effort. On the other hand, collecting a large number of images and sentences…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Dong-Jin Kim , Jinsoo Choi , Tae-Hyun Oh , In So Kweon

Sentence embedding tasks are important in natural language processing (NLP), but improving their performance while keeping them reliable is still hard. This paper presents a framework that combines pseudo-label generation and model ensemble…

Computation and Language · Computer Science 2025-01-28 Ziwei Liu , Qi Zhang , Lifu Gao

In the 21st-century information age, with the development of big data technology, effectively extracting valuable information from massive data has become a key issue. Traditional data mining methods are inadequate when faced with…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Aoran Shen , Minghao Dai , Jiacheng Hu , Yingbin Liang , Shiru Wang , Junliang Du

The spread of misinformation in social media outlets has become a prevalent societal problem and is the cause of many kinds of social unrest. Curtailing its prevalence is of great importance and machine learning has shown significant…

Artificial Intelligence · Computer Science 2023-04-25 Yueyang Liu , Zois Boukouvalas , Nathalie Japkowicz

Applied mathematics and machine computations have raised a lot of hope since the recent success of supervised learning. Many practitioners in industries have been trying to switch from their old paradigms to machine learning. Interestingly,…

Machine Learning · Computer Science 2022-09-26 Vivien Cabannes

Recent advances in semi-supervised learning have shown tremendous potential in overcoming a major barrier to the success of modern machine learning algorithms: access to vast amounts of human-labeled training data. Previous algorithms based…

Machine Learning · Computer Science 2019-11-22 Phi Vu Tran

Arbitrary-shaped text detection is an important and challenging task in computer vision. Most existing methods require heavy data labeling efforts to produce polygon-level text region labels for supervised training. In order to reduce the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Mengbiao Zhao , Wei Feng , Fei Yin , Xu-Yao Zhang , Cheng-Lin Liu

Integrating visual features has been proved useful for natural language understanding tasks. Nevertheless, in most existing multimodal language models, the alignment of visual and textual data is expensive. In this paper, we propose a novel…

Computation and Language · Computer Science 2020-08-14 Lisai Zhang , Qingcai Chen , Dongfang Li , Buzhou Tang

Programmatic weak supervision creates models without hand-labeled training data by combining the outputs of heuristic labelers. Existing frameworks make the restrictive assumption that labelers output a single class label. Enabling users to…

Machine Learning · Computer Science 2022-03-28 Peilin Yu , Tiffany Ding , Stephen H. Bach

Object detection is an import task of computer vision.A variety of methods have been proposed,but methods using the weak labels still do not have a satisfactory result.In this paper,we propose a new framework that using the weakly…

Computer Vision and Pattern Recognition · Computer Science 2016-07-19 Ke Yang , Dongsheng Li , Yong Dou , Shaohe Lv , Qiang Wang

In this article, we introduce ViLegalNLI, the first large-scale Vietnamese Natural Language Inference (NLI) dataset specifically constructed for the legal domain. The dataset consists of 42,012 premise-hypothesis pairs derived from official…

Computation and Language · Computer Science 2026-05-04 Nhung Thi-Hong Duong , Mai Ngoc Ho , Tin Van Huynh , Kiet Van Nguyen