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Point cloud place recognition (PCPR) determines the geo-location within a prebuilt map and plays a crucial role in geoscience and robotics applications such as autonomous driving, intelligent transportation, and augmented reality. In…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xianghong Zou , Jianping Li , Zhe Chen , Zhen Cao , Zhen Dong , Qiegen Liu , Bisheng Yang

Lifelong event detection aims to incrementally update a model with new event types and data while retaining the capability on previously learned old types. One critical challenge is that the model would catastrophically forget old types…

Computation and Language · Computer Science 2022-09-19 Minqian Liu , Shiyu Chang , Lifu Huang

Question Generation (QG), as a challenging Natural Language Processing task, aims at generating questions based on given answers and context. Existing QG methods mainly focus on building or training models for specific QG datasets. These…

Computation and Language · Computer Science 2022-12-06 Wei Yuan , Hongzhi Yin , Tieke He , Tong Chen , Qiufeng Wang , Lizhen Cui

Human-AI conversation frequently relies on quoting earlier text-"check it with the formula I just highlighted"-yet today's large language models (LLMs) lack an explicit mechanism for locating and exploiting such spans. We formalise the…

Artificial Intelligence · Computer Science 2025-06-02 Yueqi Zhang , Peiwen Yuan , Shaoxiong Feng , Yiwei Li , Xinglin Wang , Jiayi Shi , Chuyi Tan , Boyuan Pan , Yao Hu , Kan Li

Most large language models (LLMs) are trained once and never updated; thus, they lack the ability to dynamically adapt to our ever-changing world. In this work, we perform a detailed study of the factuality of LLM-generated text in the…

Computation and Language · Computer Science 2023-11-23 Tu Vu , Mohit Iyyer , Xuezhi Wang , Noah Constant , Jerry Wei , Jason Wei , Chris Tar , Yun-Hsuan Sung , Denny Zhou , Quoc Le , Thang Luong

Lifelong sequence generation (LSG), a problem in continual learning, aims to continually train a model on a sequence of generation tasks to learn constantly emerging new generation patterns while avoiding the forgetting of previous…

Computation and Language · Computer Science 2023-11-23 Chengwei Qin , Chen Chen , Shafiq Joty

Image Quality Assessment (IQA) models benefit significantly from semantic information, which allows them to treat different types of objects distinctly. Currently, leveraging semantic information to enhance IQA is a crucial research…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Wensheng Pan , Timin Gao , Yan Zhang , Runze Hu , Xiawu Zheng , Enwei Zhang , Yuting Gao , Yutao Liu , Yunhang Shen , Ke Li , Shengchuan Zhang , Liujuan Cao , Rongrong Ji

Alignment plays a crucial role in Large Language Models (LLMs) in aligning with human preferences on a specific task/domain. Traditional alignment methods suffer from catastrophic forgetting, where models lose previously acquired knowledge…

Computation and Language · Computer Science 2026-04-09 Junsong Li , Jie Zhou , Bihao Zhan , Yutao Yang , Qianjun Pan , Shilian Chen , Tianyu Huai , Xin Li , Qin Chen , Liang He

The efficacy of large language models (LLMs) is heavily dependent on the quality of the underlying data, particularly within specialized domains. A common challenge when fine-tuning LLMs for domain-specific applications is the potential…

Computation and Language · Computer Science 2024-03-15 Jianwei Sun , Chaoyang Mei , Linlin Wei , Kaiyu Zheng , Na Liu , Ming Cui , Tianyi Li

User modeling in large e-commerce platforms aims to optimize user experiences by incorporating various customer activities. Traditional models targeting a single task often focus on specific business metrics, neglecting the comprehensive…

Information Retrieval · Computer Science 2025-02-28 Mingdai Yang , Fan Yang , Yanhui Guo , Shaoyuan Xu , Tianchen Zhou , Yetian Chen , Simone Shao , Jia Liu , Yan Gao

This paper introduces AQA-Bench, a novel benchmark to assess the sequential reasoning capabilities of large language models (LLMs) in algorithmic contexts, such as depth-first search (DFS). The key feature of our evaluation benchmark lies…

Computation and Language · Computer Science 2025-06-23 Siwei Yang , Bingchen Zhao , Cihang Xie

Large Language Models (LLMs) have exhibited remarkable potential across a wide array of reasoning tasks, including logical reasoning. Although massive efforts have been made to empower the logical reasoning ability of LLMs via external…

Computation and Language · Computer Science 2024-10-30 Qingchuan Li , Jiatong Li , Tongxuan Liu , Yuting Zeng , Mingyue Cheng , Weizhe Huang , Qi Liu

Lifelong learning can be viewed as a continuous transfer learning procedure over consecutive tasks, where learning a given task depends on accumulated knowledge --- the so-called knowledge base. Most published work on lifelong learning…

Machine Learning · Statistics 2018-10-30 Changjian Shui , Ihsen Hedhli , Christian Gagné

Existing continual learning (CL) methods mainly rely on fine-tuning or adapting large language models (LLMs). They still suffer from catastrophic forgetting (CF). Little work has been done to exploit in-context learning (ICL) to leverage…

Computation and Language · Computer Science 2024-12-23 Saleh Momeni , Sahisnu Mazumder , Zixuan Ke , Bing Liu

Large Language Models (LLMs) have been showing promising results for various NLP-tasks without the explicit need to be trained for these tasks by using few-shot or zero-shot prompting techniques. A common NLP-task is question-answering…

Computation and Language · Computer Science 2024-12-18 Kevin Fischer , Darren Fürst , Sebastian Steindl , Jakob Lindner , Ulrich Schäfer

Sequential recommendation aims to predict users' next interaction with items based on their past engagement sequence. Recently, the advent of Large Language Models (LLMs) has sparked interest in leveraging them for sequential…

Information Retrieval · Computer Science 2024-05-07 Jiayi Liao , Sihang Li , Zhengyi Yang , Jiancan Wu , Yancheng Yuan , Xiang Wang , Xiangnan He

Document Layout Analysis (DLA) is crucial for document artificial intelligence and has recently received increasing attention, resulting in an influx of large-scale public DLA datasets. Existing work often combines data from various domains…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Zirui Zhang , Yaping Zhang , Lu Xiang , Yang Zhao , Feifei Zhai , Yu Zhou , Chengqing Zong

The DARPA Lifelong Learning Machines (L2M) program seeks to yield advances in artificial intelligence (AI) systems so that they are capable of learning (and improving) continuously, leveraging data on one task to improve performance on…

Artificial Intelligence · Computer Science 2022-01-21 Alexander New , Megan Baker , Eric Nguyen , Gautam Vallabha

The problem of Rehearsal-Free Continual Learning (RFCL) aims to continually learn new knowledge while preventing forgetting of the old knowledge, without storing any old samples and prototypes. The latest methods leverage large-scale…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Xinyuan Gao , Songlin Dong , Yuhang He , Qiang Wang , Yihong Gong

Recent research efforts in lifelong learning propose to grow a mixture of models to adapt to an increasing number of tasks. The proposed methodology shows promising results in overcoming catastrophic forgetting. However, the theory behind…

Machine Learning · Computer Science 2021-08-30 Fei Ye , Adrian G. Bors