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Over recent years, Federated Learning (FL) has proven to be one of the most promising methods of distributed learning which preserves data privacy. As the method evolved and was confronted to various real-world scenarios, new challenges…

机器学习 · 统计学 2024-11-15 Michael Ben Ali , Omar El-Rifai , Imen Megdiche , André Peninou , Olivier Teste

Given a small set of labeled data and a large set of unlabeled data, semi-supervised learning (SSL) attempts to leverage the location of the unlabeled datapoints in order to create a better classifier than could be obtained from supervised…

机器学习 · 计算机科学 2022-05-25 Michael C. Burkhart , Kyle Shan

Diffusion-based classifiers such as those relying on the Personalized PageRank and the Heat kernel, enjoy remarkable classification accuracy at modest computational requirements. Their performance however is affected by the extent to which…

Fine-grained image classification is a challenging task due to the large intra-class variance and small inter-class variance, aiming at recognizing hundreds of sub-categories belonging to the same basic-level category. Most existing…

计算机视觉与模式识别 · 计算机科学 2017-11-29 Xiangteng He , Yuxin Peng

Aerial image classification is of great significance in remote sensing community, and many researches have been conducted over the past few years. Among these studies, most of them focus on categorizing an image into one semantic label,…

计算机视觉与模式识别 · 计算机科学 2019-12-18 Yuansheng Hua , Lichao Mou , Xiao Xiang Zhu

This paper introduces a novel approach to Generalized Category Discovery (GCD) by leveraging the concept of contextuality to enhance the identification and classification of categories in unlabeled datasets. Drawing inspiration from human…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Tingzhang Luo , Mingxuan Du , Jiatao Shi , Xinxiang Chen , Bingchen Zhao , Shaoguang Huang

The evaluation of cross-lingual semantic search models is often limited to existing datasets from tasks such as information retrieval and semantic textual similarity. We introduce Cross-Lingual Semantic Discrimination (CLSD), a lightweight…

计算与语言 · 计算机科学 2025-10-10 Andrianos Michail , Simon Clematide , Rico Sennrich

Deep learning architectures exhibit a critical drop of performance due to catastrophic forgetting when they are required to incrementally learn new tasks. Contemporary incremental learning frameworks focus on image classification and object…

计算机视觉与模式识别 · 计算机科学 2019-09-18 Umberto Michieli , Pietro Zanuttigh

Label distribution learning (LDL) is an effective method to predict the label description degree (a.k.a. label distribution) of a sample. However, annotating label distribution (LD) for training samples is extremely costly. So recent…

机器学习 · 计算机科学 2024-05-14 Yuheng Jia , Jiawei Tang , Jiahao Jiang

Numerous embedding models have been recently explored to incorporate semantic knowledge into visual recognition. Existing methods typically focus on minimizing the distance between the corresponding images and texts in the embedding space…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Dong Li , Hsin-Ying Lee , Jia-Bin Huang , Shengjin Wang , Ming-Hsuan Yang

Although multi-view multi-label learning has been extensively studied, research on the dual-missing scenario, where both views and labels are incomplete, remains largely unexplored. Existing methods mainly rely on contrastive learning or…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Xu Yan , Jun Yin , Shiliang Sun , Minghua Wan

Semantic segmentation is an important task for scene understanding in self-driving cars and robotics, which aims to assign dense labels for all pixels in the image. Existing work typically improves semantic segmentation performance by…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Li Wang , Dong Li , Han Liu , Jinzhang Peng , Lu Tian , Yi Shan

In recent studies in hyperspectral imaging, biometrics and energy analytics, the framework of deep dictionary learning has shown promise. Deep dictionary learning outperforms other traditional deep learning tools when training data is…

图像与视频处理 · 电气工程与系统科学 2019-12-24 Vanika Singhal , Angshul Majumdar

There are two main approaches to the distributed representation of words: low-dimensional deep learning embeddings and high-dimensional distributional models, in which each dimension corresponds to a context word. In this paper, we combine…

计算与语言 · 计算机科学 2014-02-19 Irina Sergienya , Hinrich Schütze

Novel Class Discovery (NCD) involves identifying new categories within unlabeled data by utilizing knowledge acquired from previously established categories. However, existing NCD methods often struggle to maintain a balance between the…

机器学习 · 计算机科学 2024-07-26 Yue Hou , Xueyuan Chen , He Zhu , Romei Liu , Bowen Shi , Jiaheng Liu , Junran Wu , Ke Xu

While deep convolutional neural networks (CNNs) have shown a great success in single-label image classification, it is important to note that real world images generally contain multiple labels, which could correspond to different objects,…

计算机视觉与模式识别 · 计算机科学 2016-04-18 Jiang Wang , Yi Yang , Junhua Mao , Zhiheng Huang , Chang Huang , Wei Xu

Self-supervised learning (SSL) has rapidly emerged as a transformative approach in computer vision, enabling the extraction of rich feature representations from vast amounts of unlabeled data and reducing reliance on costly manual…

计算机视觉与模式识别 · 计算机科学 2025-05-19 Nikolaos Giakoumoglou , Tania Stathaki , Athanasios Gkelias

Attributes act as intermediate representations that enable parameter sharing between classes, a must when training data is scarce. We propose to view attribute-based image classification as a label-embedding problem: each class is embedded…

计算机视觉与模式识别 · 计算机科学 2016-10-05 Zeynep Akata , Florent Perronnin , Zaid Harchaoui , Cordelia Schmid

We present a new embedding-based framework for zero-shot learning (ZSL). Most embedding-based methods aim to learn the correspondence between an image classifier (visual representation) and its class prototype (semantic representation) for…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Mei-Chen Yeh , Fang Li

The meaning of a word often varies depending on its usage in different domains. The standard word embedding models struggle to represent this variation, as they learn a single global representation for a word. We propose a method to learn…

计算与语言 · 计算机科学 2019-10-22 Lahari Poddar , Gyorgy Szarvas , Lea Frermann