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Post-training with Reinforcement Learning (RL) has substantially improved reasoning in Large Language Models (LLMs) via test-time scaling. However, extending this paradigm to Multimodal LLMs (MLLMs) through verbose rationales yields limited…

Computation and Language · Computer Science 2026-02-16 Bangzheng Li , Jianmo Ni , Chen Qu , Ian Miao , Liu Yang , Xingyu Fu , Muhao Chen , Derek Zhiyuan Cheng

Multi-Class Incremental Learning (MCIL) aims to learn new concepts by incrementally updating a model trained on previous concepts. However, there is an inherent trade-off to effectively learning new concepts without catastrophic forgetting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yaoyao Liu , Yuting Su , An-An Liu , Bernt Schiele , Qianru Sun

The rehearsal strategy is widely used to alleviate the catastrophic forgetting problem in class incremental learning (CIL) by preserving limited exemplars from previous tasks. With imbalanced sample numbers between old and new classes, the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Xiuwei Chen , Xiaobin Chang

This paper studies class incremental learning (CIL) of continual learning (CL). Many approaches have been proposed to deal with catastrophic forgetting (CF) in CIL. Most methods incrementally construct a single classifier for all classes of…

Machine Learning · Computer Science 2022-08-23 Gyuhak Kim , Zixuan Ke , Bing Liu

Class-incremental learning (CIL) learns a classification model with training data of different classes arising progressively. Existing CIL either suffers from serious accuracy loss due to catastrophic forgetting, or invades data privacy by…

Machine Learning · Computer Science 2022-12-13 Huiping Zhuang , Zhenyu Weng , Hongxin Wei , Renchunzi Xie , Kar-Ann Toh , Zhiping Lin

Class-incremental learning (CIL) has been widely studied under the setting of starting from a small number of classes (base classes). Instead, we explore an understudied real-world setting of CIL that starts with a strong model pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Tz-Ying Wu , Gurumurthy Swaminathan , Zhizhong Li , Avinash Ravichandran , Nuno Vasconcelos , Rahul Bhotika , Stefano Soatto

Reinforcement learning (RL) is a powerful machine learning technique that enables an intelligent agent to learn an optimal policy that maximizes the cumulative rewards in sequential decision making. Most of methods in the existing…

Machine Learning · Statistics 2023-01-06 Chengchun Shi , Zhengling Qi , Jianing Wang , Fan Zhou

With the memory-resource-limited constraints, class-incremental learning (CIL) usually suffers from the "catastrophic forgetting" problem when updating the joint classification model on the arrival of newly added classes. To cope with the…

Machine Learning · Computer Science 2021-05-19 Hanbin Zhao , Hui Wang , Yongjian Fu , Fei Wu , Xi Li

Incremental Learning (IL) has been a long-standing problem in both vision and Natural Language Processing (NLP) communities. In recent years, as Pre-trained Language Models (PLMs) have achieved remarkable progress in various NLP downstream…

Computation and Language · Computer Science 2024-08-09 Junhao Zheng , Shengjie Qiu , Qianli Ma

For future learning systems, incremental learning is desirable because it allows for: efficient resource usage by eliminating the need to retrain from scratch at the arrival of new data; reduced memory usage by preventing or limiting the…

Machine Learning · Computer Science 2022-10-12 Marc Masana , Xialei Liu , Bartlomiej Twardowski , Mikel Menta , Andrew D. Bagdanov , Joost van de Weijer

Continual Learning (CL) is an emerging machine learning paradigm that aims to learn from a continuous stream of tasks without forgetting knowledge learned from the previous tasks. To avoid performance decrease caused by forgetting, prior…

Machine Learning · Computer Science 2023-01-02 Soobee Lee , Minindu Weerakoon , Jonghyun Choi , Minjia Zhang , Di Wang , Myeongjae Jeon

Parallel thinking has emerged as a novel approach for enhancing the reasoning capabilities of large language models (LLMs) by exploring multiple reasoning paths concurrently. However, activating such capabilities through training remains…

Computation and Language · Computer Science 2025-09-15 Tong Zheng , Hongming Zhang , Wenhao Yu , Xiaoyang Wang , Runpeng Dai , Rui Liu , Huiwen Bao , Chengsong Huang , Heng Huang , Dong Yu

Class-incremental learning (CIL) enables models to learn new classes progressively while preserving knowledge of previously learned ones. Recent advances in this field have shifted towards parameter-efficient fine-tuning techniques, with…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Haoran Chen , Ping Wang , Zihan Zhou , Xu Zhang , Zuxuan Wu , Yu-Gang Jiang

Retrieval-augmented language models (RALMs) improve performance by accessing long-tail and up-to-date knowledge from external data stores, but are challenging to build. Existing approaches require either expensive retrieval-specific…

Deep neural networks suffer from catastrophic forgetting, where performance on previous tasks degrades after training on a new task. This issue arises due to the model's tendency to overwrite previously acquired knowledge with new…

Machine Learning · Computer Science 2025-12-02 Lama Alssum , Hasan Abed Al Kader Hammoud , Motasem Alfarra , Juan C Leon Alcazar , Bernard Ghanem

Class-incremental learning (CIL) enables models to continuously learn new categories from sequential tasks without forgetting previously acquired knowledge. While recent advances in vision-language models such as CLIP have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Haoran Chen , Houze Xu , Micah Goldblum , Daoguo Dong , Zuxuan Wu

Deep learning models in recommender systems are usually trained in the batch mode, namely iteratively trained on a fixed-size window of training data. Such batch mode training of deep learning models suffers from low training efficiency,…

Information Retrieval · Computer Science 2020-09-07 Yichao Wang , Huifeng Guo , Ruiming Tang , Zhirong Liu , Xiuqiang He

Class-Incremental Learning (CIL) trains a model to continually recognize new classes from non-stationary data while retaining learned knowledge. A major challenge of CIL arises when applying to real-world data characterized by non-uniform…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Jiangpeng He , Fengqing Zhu

Enhancing the reasoning capabilities of Large Language Models (LLMs) with efficiency and scalability remains a fundamental challenge in artificial intelligence research. This paper presents a rigorous experimental investigation into how…

Computation and Language · Computer Science 2025-04-02 Yunjie Ji , Sitong Zhao , Xiaoyu Tian , Haotian Wang , Shuaiting Chen , Yiping Peng , Han Zhao , Xiangang Li

Nearly all real world tasks are inherently partially observable, necessitating the use of memory in Reinforcement Learning (RL). Most model-free approaches summarize the trajectory into a latent Markov state using memory models borrowed…

Machine Learning · Computer Science 2023-10-09 Steven Morad , Ryan Kortvelesy , Stephan Liwicki , Amanda Prorok