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Related papers: Lifelong Learning for Sentiment Classification

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This paper studies continual learning (CL) of a sequence of aspect sentiment classification(ASC) tasks in a particular CL setting called domain incremental learning (DIL). Each task is from a different domain or product. The DIL setting is…

Computation and Language · Computer Science 2021-12-21 Zixuan Ke , Bing Liu , Hu Xu , Lei Shu

We propose a model-based lifelong reinforcement-learning approach that estimates a hierarchical Bayesian posterior distilling the common structure shared across different tasks. The learned posterior combined with a sample-based Bayesian…

Machine Learning · Computer Science 2022-10-24 Haotian Fu , Shangqun Yu , Michael Littman , George Konidaris

Lifelong learning aims to train a model with good performance for new tasks while retaining the capacity of previous tasks. However, some practical scenarios require the system to forget undesirable knowledge due to privacy issues, which is…

Artificial Intelligence · Computer Science 2024-05-30 Lianlei Shan , Wenzhang Zhou , Wei Li , Xingyu Ding

Sentiment analysis is known as one of the most crucial tasks in the field of natural language processing and Convolutional Neural Network (CNN) is one of those prominent models that is commonly used for this aim. Although convolutional…

Computation and Language · Computer Science 2021-02-24 Hossein Sadr , Mozhdeh Nazari Solimandarabi , Mir Mohsen Pedram , Mohammad Teshnehlab

Lifelong language learning seeks to have models continuously learn multiple tasks in a sequential order without suffering from catastrophic forgetting. State-of-the-art approaches rely on sparse experience replay as the primary approach to…

Computation and Language · Computer Science 2022-10-04 Vladimir Araujo , Helena Balabin , Julio Hurtado , Alvaro Soto , Marie-Francine Moens

Humans can continuously learn new knowledge. However, machine learning models suffer from drastic dropping in performance on previous tasks after learning new tasks. Cognitive science points out that the competition of similar knowledge is…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Runqi Wang , Yuxiang Bao , Baochang Zhang , Jianzhuang Liu , Wentao Zhu , Guodong Guo

Students' perception of classes measured through their opinions on teaching surveys allows to identify deficiencies and problems, both in the environment and in the learning methodologies. The purpose of this paper is to study, through…

Computation and Language · Computer Science 2023-03-28 Vladimir Vargas-Calderón , Juan S. Flórez , Leonel F. Ardila , Nicolas Parra-A. , Jorge E. Camargo , Nelson Vargas

Continual Learning (CL) on time series data represents a promising but under-studied avenue for real-world applications. We propose two new CL benchmarks for Human State Monitoring. We carefully designed the benchmarks to mirror real-world…

Machine Learning · Computer Science 2022-07-12 Federico Matteoni , Andrea Cossu , Claudio Gallicchio , Vincenzo Lomonaco , Davide Bacciu

In the past years, machine learning (ML) has become a popular approach to support self-adaptation. While ML techniques enable dealing with several problems in self-adaptation, such as scalable decision-making, they are also subject to…

Software Engineering · Computer Science 2022-04-06 Omid Gheibi , Danny Weyns

Continuously learning new tasks using high-level ideas or knowledge is a key capability of humans. In this paper, we propose Lifelong reinforcement learning with Sequential linear temporal logic formulas and Reward Machines (LSRM), which…

Artificial Intelligence · Computer Science 2021-11-19 Xuejing Zheng , Chao Yu , Chen Chen , Jianye Hao , Hankz Hankui Zhuo

State of the art large language models (LLMs) have shown impressive performance on a variety of benchmark tasks and are increasingly used as components in larger applications, where LLM-based predictions serve as proxies for human…

Computation and Language · Computer Science 2024-06-14 Michael Franke , Polina Tsvilodub , Fausto Carcassi

Recently, neural networks have achieved great success on sentiment classification due to their ability to alleviate feature engineering. However, one of the remaining challenges is to model long texts in document-level sentiment…

Computation and Language · Computer Science 2016-10-18 Jiacheng Xu , Danlu Chen , Xipeng Qiu , Xuangjing Huang

This paper provides different approaches for a binary sentiment classification on a small training dataset. LLMs that provided state-of-the-art results in sentiment analysis and similar domains are being used, such as BERT, RoBERTa and…

Computation and Language · Computer Science 2023-11-08 Guillem Senabre Prades

In lifelong learning, tasks (or classes) to be learned arrive sequentially over time in arbitrary order. During training, knowledge from previous tasks can be captured and transferred to subsequent ones to improve sample efficiency. We…

Machine Learning · Computer Science 2022-03-02 Xinyuan Cao , Weiyang Liu , Santosh S. Vempala

Understanding how visual content conveys sentiment is increasingly important in a digital landscape dominated by imagery. However, sentiment perception depends on complex scene-level semantics, making this a challenging task for…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Neemias B. da Silva , John Harrison , Rodrigo Minetto , Myriam R. Delgado , Bogdan T. Nassu , Thiago H. Silva

Continual learning (CL) has emerged as a pivotal paradigm to enable large language models (LLMs) to dynamically adapt to evolving knowledge and sequential tasks while mitigating catastrophic forgetting-a critical limitation of the static…

Computation and Language · Computer Science 2026-03-16 Hongyang Chen , Zhongwu Sun , Hongfei Ye , Kunchi Li , Xuemin Lin

Despite much research targeted at enabling conventional machine learning models to continually learn tasks and data distributions sequentially without forgetting the knowledge acquired, little effort has been devoted to account for more…

Machine Learning · Computer Science 2021-06-11 Sandra Servia-Rodriguez , Cecilia Mascolo , Young D. Kwon

This paper covers the two approaches for sentiment analysis: i) lexicon based method; ii) machine learning method. We describe several techniques to implement these approaches and discuss how they can be adopted for sentiment classification…

Computation and Language · Computer Science 2019-02-19 Olga Kolchyna , Tharsis T. P. Souza , Philip Treleaven , Tomaso Aste

Broad learning system (BLS) has been proposed for a few years. It demonstrates an effective learning capability for many classification and regression problems. However, BLS and its improved versions are mainly used to deal with…

Machine Learning · Computer Science 2021-06-29 Chao Yuan , Chang-E Ren

Lifelong learning aims to create AI systems that continuously and incrementally learn during a lifetime, similar to biological learning. Attempts so far have met problems, including catastrophic forgetting, interference among tasks, and the…

Machine Learning · Computer Science 2023-08-02 Eseoghene Ben-Iwhiwhu , Saptarshi Nath , Praveen K. Pilly , Soheil Kolouri , Andrea Soltoggio