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Related papers: PEPT: Expert Finding Meets Personalized Pre-traini…

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Parameter-Efficient Fine-Tuning (PEFT) methods have become crucial for rapidly adapting large language models (LLMs) to downstream tasks. Prefix-Tuning, an early and effective PEFT technique, demonstrated the ability to achieve performance…

Computation and Language · Computer Science 2026-04-21 Haonan Wang , Brian Chen , Siquan Li , Xinhe Liang , Hwee Kuan Lee , Kenji Kawaguchi , Tianyang Hu

We conduct the convergence analysis of parameter estimation in the contaminated mixture of experts. This model is motivated from the prompt learning problem where ones utilize prompts, which can be formulated as experts, to fine-tune a…

Machine Learning · Computer Science 2025-03-07 Fanqi Yan , Huy Nguyen , Dung Le , Pedram Akbarian , Nhat Ho

In multi-turn dialogues, large language models (LLM) face a critical challenge of ensuring coherence while adapting to user-specific information. This study introduces the persona knowledge gap, the discrepancy between a model's internal…

Computation and Language · Computer Science 2025-03-18 Sarvesh Baskar , Tanmay Tulsidas Verelakar , Srinivasan Parthasarathy , Manas Gaur

Pretrained Language Models (PLM) have been greatly successful on a board range of natural language processing (NLP) tasks. However, it has just started being applied to the domain of recommendation systems. Traditional recommendation…

Machine Learning · Computer Science 2023-02-10 Nuofan Xu , Chenhui Hu

Model merging, which combines multiple domain-specialized experts into a single model, offers a practical path to endow Large Language Models (LLMs) and Multimodal Large Language Models (MLLMs) with broad capabilities without the cost of…

Machine Learning · Computer Science 2025-10-01 Dengming Zhang , Xiaowen Ma , Zhenliang Ni , Zhenkai Wu , Han Shu , Xin Jiang , Xinghao Chen

Pre-trained language models (PLMs) have achieved remarkable success on various natural language understanding tasks. Simple fine-tuning of PLMs, on the other hand, might be suboptimal for domain-specific tasks because they cannot possibly…

Computation and Language · Computer Science 2022-08-05 Minki Kang , Jinheon Baek , Sung Ju Hwang

Although pre-trained language models (PLMs) have achieved state-of-the-art performance on various natural language processing (NLP) tasks, they are shown to be lacking in knowledge when dealing with knowledge driven tasks. Despite the many…

Computation and Language · Computer Science 2022-08-02 Qianglong Chen , Feng-Lin Li , Guohai Xu , Ming Yan , Ji Zhang , Yin Zhang

We study the problem of incorporating prior knowledge into a deep Transformer-based model,i.e.,Bidirectional Encoder Representations from Transformers (BERT), to enhance its performance on semantic textual matching tasks. By probing and…

Computation and Language · Computer Science 2021-02-23 Tingyu Xia , Yue Wang , Yuan Tian , Yi Chang

Pre-trained language models (PLMs) like BERT have made significant progress in various downstream NLP tasks. However, by asking models to do cloze-style tests, recent work finds that PLMs are short in acquiring knowledge from unstructured…

Computation and Language · Computer Science 2023-10-12 Cunxiang Wang , Fuli Luo , Yanyang Li , Runxin Xu , Fei Huang , Yue Zhang

Machine learning (ML) models are increasingly being used in application domains that often involve working together with human experts. In this context, it can be advantageous to defer certain instances to a single human expert when they…

Artificial Intelligence · Computer Science 2022-06-17 Patrick Hemmer , Sebastian Schellhammer , Michael Vössing , Johannes Jakubik , Gerhard Satzger

We introduce a novel continued pre-training method, MELT (MatEriaLs-aware continued pre-Training), specifically designed to efficiently adapt the pre-trained language models (PLMs) for materials science. Unlike previous adaptation…

Computation and Language · Computer Science 2024-10-22 Junho Kim , Yeachan Kim , Jun-Hyung Park , Yerim Oh , Suho Kim , SangKeun Lee

Recent advancements in language models and pre-trained language models like BERT and RoBERTa have revolutionized natural language processing, enabling a deeper understanding of human-like language. In this paper, we explore enhancing…

Information Retrieval · Computer Science 2025-04-15 Ngoc Luyen Le , Marie-Hélène Abel

Pre-trained models such as BERT are widely used in NLP tasks and are fine-tuned to improve the performance of various NLP tasks consistently. Nevertheless, the fine-tuned BERT model trained on our protocol corpus still has a weak…

Computation and Language · Computer Science 2020-02-04 Shoubin Li , Wenzao Cui , Yujiang Liu , Xuran Ming , Jun Hu , YuanzheHu , Qing Wang

In recent years, the recommendation content on e-commerce platforms has become increasingly rich -- a single user feed may contain multiple entities, such as selling products, short videos, and content posts. To deal with the multi-entity…

Information Retrieval · Computer Science 2024-11-26 Jianyu Guan , Zongming Yin , Tianyi Zhang , Leihui Chen , Yin Zhang , Fei Huang , Jufeng Chen , Shuguang Han

In semi-supervised semantic segmentation, the Mean Teacher- and co-training-based approaches are employed to mitigate confirmation bias and coupling problems. However, despite their high performance, these approaches frequently involve…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Wooseok Shin , Hyun Joon Park , Jin Sob Kim , Juan Yun , Se Hong Park , Sung Won Han

Continual Pre-training (CPT) serves as a fundamental approach for adapting foundation models to domain-specific applications. Scaling laws for pre-training define a power-law relationship between dataset size and the test loss of an LLM.…

Machine Learning · Computer Science 2025-12-29 Lei Liu , Hao Zhu , Yue Shen , Zhixuan Chu , Jian Wang , Jinjie Gu , Kui Ren

Recently, pre-trained models have been the dominant paradigm in natural language processing. They achieved remarkable state-of-the-art performance across a wide range of related tasks, such as textual entailment, natural language inference,…

Computation and Language · Computer Science 2019-05-21 Dongfang Li , Yifei Yu , Qingcai Chen , Xinyu Li

When using supervised fine-tuning (SFT) to adapt large language models (LLMs) to specific domains, a significant challenge arises: should we use the entire SFT dataset for fine-tuning? Common practice often involves fine-tuning directly on…

Computation and Language · Computer Science 2025-05-26 Xiang Liu , Zhaoxiang Liu , Peng Wang , Kohou Wang , Huan Hu , Kai Wang , Shiguo Lian

Large Language Models (LLMs) have demonstrated remarkable capabilities in open-ended text generation tasks. However, the inherent open-ended nature of these tasks implies that there is always room for improvement in the quality of model…

Computation and Language · Computer Science 2024-09-16 Ziqi Wang , Le Hou , Tianjian Lu , Yuexin Wu , Yunxuan Li , Hongkun Yu , Heng Ji

Large Language Models (LLMs) frequently lack domain-specific knowledge and even fine-tuned models tend to hallucinate. Hence, more reliable models that can include external knowledge are needed. We present a pipeline, 4StepFocus, and…

Computation and Language · Computer Science 2024-09-04 Derian Boer , Fabian Koch , Stefan Kramer