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Despite their success at many natural language processing (NLP) tasks, large language models still struggle to effectively leverage knowledge for knowledge-intensive tasks, manifesting limitations such as generating incomplete, non-factual,…

Computation and Language · Computer Science 2024-10-03 Yougang Lyu , Lingyong Yan , Shuaiqiang Wang , Haibo Shi , Dawei Yin , Pengjie Ren , Zhumin Chen , Maarten de Rijke , Zhaochun Ren

This paper highlights the significance of natural language processing (NLP) within artificial intelligence, underscoring its pivotal role in comprehending and modeling human language. Recent advancements in NLP, particularly in…

Computation and Language · Computer Science 2024-10-01 Vlad-Cristian Matei , Iulian-Marius Tăiatu , Răzvan-Alexandru Smădu , Dumitru-Clementin Cercel

Fake news, rumor, incorrect information, and misinformation detection are nowadays crucial issues as these might have serious consequences for our social fabrics. The rate of such information is increasing rapidly due to the availability of…

Computation and Language · Computer Science 2018-11-13 Arjun Roy , Kingshuk Basak , Asif Ekbal , Pushpak Bhattacharyya

Fine-tuning of Large Language Models (LLMs) for downstream tasks, performed on domain-specific data has shown significant promise. However, commercial use of such LLMs is limited by the high computational cost required for their deployment…

Computation and Language · Computer Science 2025-03-06 Boris Nazarov , Darya Frolova , Yackov Lubarsky , Alexei Gaissinski , Pavel Kisilev

Large language models (LLMs) have significantly advanced the field of natural language processing, with GPT models at the forefront. While their remarkable performance spans a range of tasks, adapting LLMs for real-world business scenarios…

Computation and Language · Computer Science 2023-07-11 Minh-Tien Nguyen , Duy-Hung Nguyen , Shahab Sabahi , Hung Le , Jeff Yang , Hajime Hotta

Data-driven predictive solutions predominant in commercial applications tend to suffer from biases and stereotypes, which raises equity concerns. Prediction models may discover, use, or amplify spurious correlations based on gender or other…

Computation and Language · Computer Science 2022-11-28 Abdelrahman Zayed , Prasanna Parthasarathi , Goncalo Mordido , Hamid Palangi , Samira Shabanian , Sarath Chandar

With the rise of social media, it has become easier to disseminate fake news faster and cheaper, compared to traditional news media, such as television and newspapers. Recently this phenomenon has attracted lot of public attention, because…

Cryptography and Security · Computer Science 2019-11-21 Shahid Alam , Abdulaziz Ravshanbekov

Retrieval augmentation is critical when Language Models (LMs) exploit non-parametric knowledge related to the query through external knowledge bases before reasoning. The retrieved information is incorporated into LMs as context alongside…

Information Retrieval · Computer Science 2024-11-21 Mingzhu Wang , Yuzhe Zhang , Qihang Zhao , Junyi Yang , Hong Zhang

We present a recurrent neural network based system for automatic quality estimation of natural language generation (NLG) outputs, which jointly learns to assign numerical ratings to individual outputs and to provide pairwise rankings of two…

Computation and Language · Computer Science 2019-10-11 Ondřej Dušek , Karin Sevegnani , Ioannis Konstas , Verena Rieser

Deep artificial neural networks require a large corpus of training data in order to effectively learn, where collection of such training data is often expensive and laborious. Data augmentation overcomes this issue by artificially inflating…

Machine Learning · Computer Science 2017-08-22 Luke Taylor , Geoff Nitschke

The programming skill is one crucial ability for Large Language Models (LLMs), necessitating a deep understanding of programming languages (PLs) and their correlation with natural languages (NLs). We examine the impact of pre-training data…

Computation and Language · Computer Science 2024-02-21 Demin Song , Honglin Guo , Yunhua Zhou , Shuhao Xing , Yudong Wang , Zifan Song , Wenwei Zhang , Qipeng Guo , Hang Yan , Xipeng Qiu , Dahua Lin

Online fake news moderation now faces a new challenge brought by the malicious use of large language models (LLMs) in fake news production. Though existing works have shown LLM-generated fake news is hard to detect from an individual…

Computation and Language · Computer Science 2025-04-30 Beizhe Hu , Qiang Sheng , Juan Cao , Yang Li , Danding Wang

In Natural Language Processing (NLP), finding data augmentation techniques that can produce high-quality human-interpretable examples has always been challenging. Recently, leveraging kNN such that augmented examples are retrieved from…

Computation and Language · Computer Science 2021-06-03 Ehsan Kamalloo , Mehdi Rezagholizadeh , Peyman Passban , Ali Ghodsi

Customer data is often stored as records in Customer Relations Management systems (CRMs). Data which is manually entered into such systems by one of more users over time leads to data replication, partial duplication or fuzzy duplication.…

Computation and Language · Computer Science 2024-06-25 Ian Ormesher

Fake review identification is an important topic and has gained the interest of experts all around the world. Identifying fake reviews is challenging for researchers, and there are several primary challenges to fake review detection. We…

Computation and Language · Computer Science 2022-12-20 Amira Yousif , James Buckley

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

Deep convolutional neural networks have shown remarkable results on multiple detection tasks. Despite the significant progress, the performance of such detectors are often assessed in public benchmarks under non-realistic conditions.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Yuhang Lu , Ruizhi Luo , Touradj Ebrahimi

Large Language Models (LLMs) have demonstrated strong reasoning capabilities across various tasks. However, even minor variations in query phrasing, despite preserving the underlying semantic meaning, can significantly affect their…

Computation and Language · Computer Science 2025-02-26 Yihang Yao , Zhepeng Cen , Miao Li , William Han , Yuyou Zhang , Emerson Liu , Zuxin Liu , Chuang Gan , Ding Zhao

Large language models (LLMs) encode a large amount of world knowledge. However, as such knowledge is frozen at the time of model training, the models become static and limited by the training data at that time. In order to further improve…

Computation and Language · Computer Science 2023-05-25 Junyi Li , Tianyi Tang , Wayne Xin Zhao , Jingyuan Wang , Jian-Yun Nie , Ji-Rong Wen

Data augmentation seeks to manipulate the available data for training to improve the generalization ability of models. We investigate two data augmentation proxies, permutation and flipping, for neural dialog response selection task on…

Computation and Language · Computer Science 2018-09-05 Wenchao Du , Alan W Black