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Topic models have been the prominent tools for automatic topic discovery from text corpora. Despite their effectiveness, topic models suffer from several limitations including the inability of modeling word ordering information in…

Computation and Language · Computer Science 2022-02-10 Yu Meng , Yunyi Zhang , Jiaxin Huang , Yu Zhang , Jiawei Han

Topic modeling is a widely used technique for revealing underlying thematic structures within textual data. However, existing models have certain limitations, particularly when dealing with short text datasets that lack co-occurring words.…

Artificial Intelligence · Computer Science 2023-12-18 Han Wang , Nirmalendu Prakash , Nguyen Khoi Hoang , Ming Shan Hee , Usman Naseem , Roy Ka-Wei Lee

To enhance the quality of generated stories, recent story generation models have been investigating the utilization of higher-level attributes like plots or commonsense knowledge. The application of prompt-based learning with large language…

Computation and Language · Computer Science 2023-07-25 Zhuohan Xie , Trevor Cohn , Jey Han Lau

With the availability of massive general-domain dialogue data, pre-trained dialogue generation appears to be super appealing to transfer knowledge from the general domain to downstream applications. In most existing work, such transferable…

Computation and Language · Computer Science 2022-10-25 Xueliang Zhao , Lemao Liu , Tingchen Fu , Shuming Shi , Dongyan Zhao , Rui Yan

Large Language Models (LLMs) and pre-trained Language Models (LMs) have achieved impressive success on many software engineering tasks (e.g., code completion and code generation). By leveraging huge existing code corpora (e.g., GitHub),…

Software Engineering · Computer Science 2025-01-16 Xin Yin , Chao Ni , Xiaodan Xu , Xinrui Li , Xiaohu Yang

Generating responses following a desired style has great potentials to extend applications of open-domain dialogue systems, yet is refrained by lacking of parallel data for training. In this work, we explore the challenging task with…

Computation and Language · Computer Science 2020-10-07 Ze Yang , Wei Wu , Can Xu , Xinnian Liang , Jiaqi Bai , Liran Wang , Wei Wang , Zhoujun Li

An ideal detection system for machine generated content is supposed to work well on any generator as many more advanced LLMs come into existence day by day. Existing systems often struggle with accurately identifying AI-generated content…

Although Large Language Models (LLMs) exhibit remarkable adaptability across domains, these models often fall short in structured knowledge extraction tasks such as named entity recognition (NER). This paper explores an innovative,…

Computation and Language · Computer Science 2024-06-11 Yuzhao Heng , Chunyuan Deng , Yitong Li , Yue Yu , Yinghao Li , Rongzhi Zhang , Chao Zhang

Large language models augmented with task-relevant documents have demonstrated impressive performance on knowledge-intensive tasks. However, regarding how to obtain effective documents, the existing methods are mainly divided into two…

Computation and Language · Computer Science 2023-10-10 Zhangyin Feng , Xiaocheng Feng , Dezhi Zhao , Maojin Yang , Bing Qin

Automatically generating coherent and semantically meaningful text has many applications in machine translation, dialogue systems, image captioning, etc. Recently, by combining with policy gradient, Generative Adversarial Nets (GAN) that…

Computation and Language · Computer Science 2017-12-11 Jiaxian Guo , Sidi Lu , Han Cai , Weinan Zhang , Yong Yu , Jun Wang

In recent years, Large Language Models (LLMs) have emerged as a prominent area of interest across various research domains, including Process Mining (PM). Current applications in PM have predominantly centered on prompt engineering…

Computation and Language · Computer Science 2025-09-04 Rafael Seidi Oyamada , Jari Peeperkorn , Jochen De Weerdt , Johannes De Smedt

It is desirable but challenging to generate content-rich long videos in the scale of minutes. Autoregressive large language models (LLMs) have achieved great success in generating coherent and long sequences of tokens in the domain of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Yuqing Wang , Tianwei Xiong , Daquan Zhou , Zhijie Lin , Yang Zhao , Bingyi Kang , Jiashi Feng , Xihui Liu

We surely enjoy the larger the better models for their superior performance in the last couple of years when both the hardware and software support the birth of such extremely huge models. The applied fields include text mining and others.…

Computation and Language · Computer Science 2024-06-04 Hanjuan Huang , Hao-Jia Song , Hsing-Kuo Pao

Large Language Models (LLMs) have in recent years demonstrated impressive prowess in natural language generation. A common practice to improve generation diversity is to sample multiple outputs from the model. However, there lacks a simple…

Computation and Language · Computer Science 2022-09-23 Xingdi Yuan , Tong Wang , Yen-Hsiang Wang , Emery Fine , Rania Abdelghani , Pauline Lucas , Hélène Sauzéon , Pierre-Yves Oudeyer

Large language models (LLMs) successfully model natural language from vast amounts of text without the need for explicit supervision. In this paper, we investigate the efficacy of LLMs in modeling passwords. We present PassGPT, a LLM…

Computation and Language · Computer Science 2023-06-16 Javier Rando , Fernando Perez-Cruz , Briland Hitaj

In recent years, Large Language Models (LLMs) have made significant strides towards Artificial General Intelligence. However, training these models from scratch requires substantial computational resources and vast amounts of text data. In…

Computation and Language · Computer Science 2024-10-03 Wenzhen Zheng , Wenbo Pan , Xu Xu , Libo Qin , Li Yue , Ming Zhou

Purpose: Large Language Models (LLMs) hold significant promise for medical applications. Retrieval Augmented Generation (RAG) emerges as a promising approach for customizing domain knowledge in LLMs. This case study presents the development…

Prompt compression methods enhance the efficiency of Large Language Models (LLMs) and minimize the cost by reducing the length of input context. The goal of prompt compression is to shorten the LLM prompt while maintaining a high generation…

Computation and Language · Computer Science 2025-08-25 Tinghui Zhang , Yifan Wang , Daisy Zhe Wang

Retrieval augmentation has become an effective solution to empower large language models (LLMs) with external and verified knowledge sources from the database, which overcomes the limitations and hallucinations of LLMs in handling…

Information Retrieval · Computer Science 2023-11-21 Tong Wu , Yulei Qin , Enwei Zhang , Zihan Xu , Yuting Gao , Ke Li , Xing Sun

Long-form generation is crucial for a wide range of practical applications, typically categorized into short-to-long and long-to-long generation. While short-to-long generations have received considerable attention, generating long texts…

Computation and Language · Computer Science 2025-04-16 Haoyu Wang , Yujia Fu , Zhu Zhang , Shuo Wang , Zirui Ren , Xiaorong Wang , Zhili Li , Chaoqun He , Bo An , Zhiyuan Liu , Maosong Sun