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Mood recognition is an important problem in music informatics and has key applications in music discovery and recommendation. These applications have become even more relevant with the rise of music streaming. Our work investigates the…

声音 · 计算机科学 2021-10-12 Rajnish Kumar , Manjeet Dahiya

Reasoning has substantially improved the performance of large language models (LLMs) on complicated tasks. Central to the current reasoning studies, Process Reward Models (PRMs) offer a fine-grained evaluation of intermediate reasoning…

机器学习 · 计算机科学 2025-11-05 Qi Cao , Ruiyi Wang , Ruiyi Zhang , Sai Ashish Somayajula , Pengtao Xie

This work proposes a novel and simple sequential learning strategy to train models on videos and texts for multimodal sentiment analysis. To estimate sentiment polarities on unseen out-of-distribution data, we introduce a multimodal model…

机器学习 · 计算机科学 2024-09-10 Xianbing Zhao , Lizhen Qu , Tao Feng , Jianfei Cai , Buzhou Tang

Many modern applications deal with multi-label data, such as functional categorizations of genes, image labeling and text categorization. Classification of such data with a large number of labels and latent dependencies among them is a…

机器学习 · 计算机科学 2018-04-05 Zahra Ahmadi , Stefan Kramer

Sentiment detection is an important building block for multiple information retrieval tasks such as product recommendation, cyberbullying detection, and misinformation detection. Unsurprisingly, multiple commercial APIs, each with different…

机器学习 · 计算机科学 2022-04-26 Abdulaziz A. Almuzaini , Vivek K. Singh

Recent works of multi-source domain adaptation focus on learning a domain-agnostic model, of which the parameters are static. However, such a static model is difficult to handle conflicts across multiple domains, and suffers from a…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Yunsheng Li , Lu Yuan , Yinpeng Chen , Pei Wang , Nuno Vasconcelos

Fine-tuning large language models (LLMs) using diverse datasets is crucial for enhancing their overall performance across various domains. In practical scenarios, existing methods based on modeling the mixture proportions of data…

计算与语言 · 计算机科学 2025-10-31 Zhenqing Ling , Daoyuan Chen , Liuyi Yao , Qianli Shen , Yaliang Li , Ying Shen

In large-scale domain classification, an utterance can be handled by multiple domains with overlapped capabilities. However, only a limited number of ground-truth domains are provided for each training utterance in practice while knowing as…

计算与语言 · 计算机科学 2020-03-10 Joo-Kyung Kim , Young-Bum Kim

Existing domain adaptation methods on visual sentiment classification typically are investigated under the single-source scenario, where the knowledge learned from a source domain of sufficient labeled data is transferred to the target…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Chuang Lin , Sicheng Zhao , Lei Meng , Tat-Seng Chua

Sentiment analysis benefits from large, hand-annotated resources in order to train and test machine learning models, which are often data hungry. While some languages, e.g., English, have a vast array of these resources, most…

计算与语言 · 计算机科学 2019-06-26 Jeremy Barnes , Roman Klinger

Often domain adaptation is performed using a discriminator (domain classifier) to learn domain-invariant feature representations so that a classifier trained on labeled source data will generalize well to unlabeled target data. A line of…

机器学习 · 计算机科学 2019-07-19 Garrett Wilson , Diane J. Cook

The aim of behaviour change is to help people to change aspects of their behaviour for the better (e.g., to decrease calorie intake, to drink in moderation, to take more exercise, to complete a course of antibiotics once started, etc.). In…

Researchers have been facing a difficult problem that data generation mechanisms could be influenced by internal or external factors leading to the training and test data with quite different distributions, consequently traditional…

机器学习 · 统计学 2021-10-14 Anqi Wu

Domain generalization (DG) aims to incorporate knowledge from multiple source domains into a single model that could generalize well on unseen target domains. This problem is ubiquitous in practice since the distributions of the target data…

机器学习 · 统计学 2019-07-26 Shoubo Hu , Kun Zhang , Zhitang Chen , Laiwan Chan

Machine learning algorithms minimizing the average training loss usually suffer from poor generalization performance due to the greedy exploitation of correlations among the training data, which are not stable under distributional shifts.…

机器学习 · 计算机科学 2022-07-29 Xi Leng , Xiaoying Tang , Yatao Bian

We consider the cross-domain sentiment classification problem, where a sentiment classifier is to be learned from a source domain and to be generalized to a target domain. Our approach explicitly minimizes the distance between the source…

计算与语言 · 计算机科学 2018-09-05 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

Unwanted samples from private source categories in the learning objective of a partial domain adaptation setup can lead to negative transfer and reduce classification performance. Existing methods, such as re-weighting or aggregating target…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Sandipan Choudhuri , Arunabha Sen

Cold-start issues have been more and more challenging for providing accurate recommendations with the fast increase of users and items. Most existing approaches attempt to solve the intractable problems via content-aware recommendations…

信息检索 · 计算机科学 2022-04-04 Yan Zhang , Changyu Li , Ivor W. Tsang , Hui Xu , Lixin Duan , Hongzhi Yin , Wen Li , Jie Shao

Background/Context: Large Language Models (LLMs) demonstrate strong performance on low-dimensional software engineering optimization tasks ($\le$11 features) but consistently underperform on high-dimensional problems where Bayesian methods…

软件工程 · 计算机科学 2026-02-04 Srinath Srinivasan , Tim Menzies

Most contemporary robots have depth sensors, and research on semantic segmentation with RGBD images has shown that depth images boost the accuracy of segmentation. Since it is time-consuming to annotate images with semantic labels per…

计算机视觉与模式识别 · 计算机科学 2018-12-12 Kohei Watanabe , Kuniaki Saito , Yoshitaka Ushiku , Tatsuya Harada