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相关论文: Towards Heterogeneous Long-tailed Learning: Benchm…

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This work introduces a dataset for large-scale instance-level recognition in the domain of artworks. The proposed benchmark exhibits a number of different challenges such as large inter-class similarity, long tail distribution, and many…

计算机视觉与模式识别 · 计算机科学 2022-02-04 Nikolaos-Antonios Ypsilantis , Noa Garcia , Guangxing Han , Sarah Ibrahimi , Nanne Van Noord , Giorgos Tolias

This work proposes Multi-task Meta Learning (MTML), integrating two learning paradigms Multi-Task Learning (MTL) and meta learning, to bring together the best of both worlds. In particular, it focuses simultaneous learning of multiple…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Richa Upadhyay , Prakash Chandra Chhipa , Ronald Phlypo , Rajkumar Saini , Marcus Liwicki

Artificial intelligence (AI) has demonstrated significant potential in transforming healthcare through the analysis and modeling of electronic health records (EHRs). However, the inherent heterogeneity, temporal irregularity, and…

机器学习 · 计算机科学 2025-07-18 Weijieying Ren , Jingxi Zhu , Zehao Liu , Tianxiang Zhao , Vasant Honavar

A dramatic increase in real-world video volume with extremely diverse and emerging topics naturally forms a long-tailed video distribution in terms of their categories, and it spotlights the need for Video Long-Tailed Recognition (VLTR). In…

计算机视觉与模式识别 · 计算机科学 2022-11-28 WonJun Moon , Hyun Seok Seong , Jae-Pil Heo

One crucial challenge of real-world multilingual speech recognition is the long-tailed distribution problem, where some resource-rich languages like English have abundant training data, but a long tail of low-resource languages have varying…

计算与语言 · 计算机科学 2020-12-04 Genta Indra Winata , Guangsen Wang , Caiming Xiong , Steven Hoi

Real-world data usually suffers from severe class imbalance and long-tailed distributions, where minority classes are significantly underrepresented compared to the majority ones. Recent research prefers to utilize multi-expert…

计算机视觉与模式识别 · 计算机科学 2023-05-08 Zhengzhuo Xu , Zenghao Chai , Chengyin Xu , Chun Yuan , Haiqin Yang

MTL is a learning paradigm that effectively leverages both task-specific and shared information to address multiple related tasks simultaneously. In contrast to STL, MTL offers a suite of benefits that enhance both the training process and…

Owing to their remarkable learning (and relearning) capabilities, deep neural networks (DNNs) find use in numerous real-world applications. However, the learning of these data-driven machine learning models is generally as good as the data…

机器学习 · 计算机科学 2023-04-04 Mahum Naseer , Muhammad Shafique

Long-tailed (LT) classification is an unavoidable and challenging problem in the real world. Most existing long-tailed classification methods focus only on solving the class-wise imbalance while ignoring the attribute-wise imbalance. The…

计算机视觉与模式识别 · 计算机科学 2024-08-16 Jinye Yang , Ji Xu , Di Wu , Jianhang Tang , Shaobo Li , Guoyin Wang

We propose a multivariate generative model to capture the complex dependence structure often encountered in business and financial data. Our model features heterogeneous and asymmetric tail dependence between all pairs of individual…

机器学习 · 计算机科学 2025-12-10 Xiangqian Sun , Xing Yan , Qi Wu

Despite the fast progress of deep learning, one standing challenge is the gap of the observed training samples and the underlying true distribution. There are multiple reasons for the causing of this gap e.g. sampling bias, noise etc. In…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Yanbiao Ma , Wei Dai , Bowei Liu , Jiayi Chen , Wenke Huang , Guancheng Wan , Zhiwu Lu , Junchi Yan

Large-scale conversational systems typically rely on a skill-routing component to route a user request to an appropriate skill and interpretation to serve the request. In such system, the agent is responsible for serving thousands of skills…

计算与语言 · 计算机科学 2023-06-09 Ting-Wei Wu , Fatemeh Sheikholeslami , Mohammad Kachuee , Jaeyoung Do , Sungjin Lee

We address the challenging problem of Long-Tailed Semi-Supervised Learning (LTSSL) where labeled data exhibit imbalanced class distribution and unlabeled data follow an unknown distribution. Unlike in balanced SSL, the generated…

计算机视觉与模式识别 · 计算机科学 2024-04-04 Chengcheng Ma , Ismail Elezi , Jiankang Deng , Weiming Dong , Changsheng Xu

Long-tail recommendation in real-world e-commerce platforms remains challenging due to severe data imbalance. Existing methods often struggle to combine content-based multimodal features with collaborative signals. Many of these methods…

信息检索 · 计算机科学 2026-05-25 Chenyi Yan , Ruocong Tang , Xing Fang , Yang Huang , He Guo , Jing Wang

Distributed machine learning (ML) at network edge is a promising paradigm that can preserve both network bandwidth and privacy of data providers. However, heterogeneous and limited computation and communication resources on edge servers (or…

分布式、并行与集群计算 · 计算机科学 2020-04-24 Qing Han , Shusen Yang , Xuebin Ren , Cong Zhao , Jingqi Zhang , Xinyu Yang

This paper introduces a two-stage framework designed to enhance long-tail class incremental learning, enabling the model to progressively learn new classes, while mitigating catastrophic forgetting in the context of long-tailed data…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Jayateja Kalla , Soma Biswas

Active learning aims to reduce the labeling effort that is required to train algorithms by learning an acquisition function selecting the most relevant data for which a label should be requested from a large unlabeled data pool. Active…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Javad Zolfaghari Bengar , Joost van de Weijer , Laura Lopez Fuentes , Bogdan Raducanu

To effectively use large language models (LLMs) for real-world queries, it is imperative that they generalize to the long-tail distribution, i.e. rare examples where models exhibit low confidence. In this work, we take the first step…

计算与语言 · 计算机科学 2024-10-07 Huihan Li , Yuting Ning , Zeyi Liao , Siyuan Wang , Xiang Lorraine Li , Ximing Lu , Wenting Zhao , Faeze Brahman , Yejin Choi , Xiang Ren

Leveraging the powerful reasoning capabilities of large language models (LLMs), recent LLM-based robot task planning methods yield promising results. However, they mainly focus on single or multiple homogeneous robots on simple tasks.…

机器人学 · 计算机科学 2025-04-01 Kehui Liu , Zixin Tang , Dong Wang , Zhigang Wang , Xuelong Li , Bin Zhao

Ever-increasing ubiquity of data and computational resources in the last decade have propelled a notable transition in the machine learning paradigm towards more distributed approaches. Such a transition seeks to not only tackle the…

分布式、并行与集群计算 · 计算机科学 2024-01-22 Ahmad Esmaeili , Zahra Ghorrati , Eric T. Matson