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This work simultaneously considers the discriminability and transferability properties of deep representations in the typical supervised learning task, i.e., image classification. By a comprehensive temporal analysis, we observe a trade-off…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Quan Cui , Bingchen Zhao , Zhao-Min Chen , Borui Zhao , Renjie Song , Jiajun Liang , Boyan Zhou , Osamu Yoshie

Surface defects in Laser Powder Bed Fusion (LPBF) pose significant risks to the structural integrity of additively manufactured components. This paper introduces TransMatch, a novel framework that merges transfer learning and…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Mohsen Asghari Ilani , Yaser Mike Banad

Transfer learning has become an essential technique to exploit information from the source domain to boost performance of the target task. Despite the prevalence in high-dimensional data, heterogeneity and heavy tails are insufficiently…

机器学习 · 统计学 2023-11-07 Jiayu Huang , Mingqiu Wang , Yuanshan Wu

Learning with label proportions (LLP), which is a learning task that only provides unlabeled data in bags and each bag's label proportion, has widespread successful applications in practice. However, most of the existing LLP methods don't…

机器学习 · 计算机科学 2019-08-20 Yanshan Xiao , HuaiPei Wang , Bo Liu

Text classification is the task of automatically assigning text documents correct labels from a predefined set of categories. In real-life (text) classification tasks, observations and misclassification costs are often unevenly distributed…

机器学习 · 计算机科学 2025-09-03 Aleksi Avela , Pauliina Ilmonen

Class imbalance poses a significant challenge in classification tasks, where traditional approaches often lead to biased models and unreliable predictions. Undersampling and oversampling techniques have been commonly employed to address…

In the recommendation systems, there are multiple business domains to meet the diverse interests and needs of users, and the click-through rate(CTR) of each domain can be quite different, which leads to the demand for CTR prediction…

信息检索 · 计算机科学 2023-06-30 Wei Zhang , Pengye Zhang , Bo Zhang , Xingxing Wang , Dong Wang

In a Massive Open Online Course (MOOC), predictive models of student behavior can support multiple aspects of learning, including instructor feedback and timely intervention. Ongoing courses, when the student outcomes are yet unknown, must…

机器学习 · 计算机科学 2018-12-19 Mucong Ding , Yanbang Wang , Erik Hemberg , Una-May O'Reilly

Contrastive learning is widely used in clustering tasks due to its discriminative representation. However, the conflict problem between classes is difficult to solve effectively. Existing methods try to solve this problem through prototype…

计算机视觉与模式识别 · 计算机科学 2025-08-22 Shihao Dong , Xiaotong Zhou , Yuhui Zheng , Huiying Xu , Xinzhong Zhu

Multi-Task Learning (MTL) is a growing subject of interest in deep learning, due to its ability to train models more efficiently on multiple tasks compared to using a group of conventional single-task models. However, MTL can be impractical…

机器学习 · 计算机科学 2022-11-24 Anish Lakkapragada , Essam Sleiman , Saimourya Surabhi , Dennis P. Wall

As a data-driven method, the performance of deep convolutional neural networks (CNN) relies heavily on training data. The prediction results of traditional networks give a bias toward larger classes, which tend to be the background in the…

计算机视觉与模式识别 · 计算机科学 2022-03-04 N. Anantrasirichai , David Bull

Accurate Defect detection is crucial for ensuring the trustworthiness of intelligent railway systems. Current approaches rely on single deep-learning models, like CNNs, which employ a large amount of data to capture underlying patterns.…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Rahatara Ferdousi , Fedwa Laamarti , Chunsheng Yang , Abdulmotaleb El Saddik

The performance of Transfer Learning (TL) heavily relies on effective pretraining, which demands large datasets and substantial computational resources. As a result, executing TL is often challenging for individual model developers.…

机器学习 · 计算机科学 2024-10-18 Evelyn Ma , Chao Pan , Rasoul Etesami , Han Zhao , Olgica Milenkovic

Current federated-learning models deteriorate under heterogeneous (non-I.I.D.) client data, as their feature representations diverge and pixel- or patch-level objectives fail to capture the global topology which is essential for…

机器学习 · 计算机科学 2025-11-18 Ke Hu , Liyao Xiang , Peng Tang , Weidong Qiu

Deep learning has emerged as a prominent field in recent literature, showcasing the introduction of models that utilize transfer learning to achieve remarkable accuracies in the classification of brain tumor MRI images. However, the…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Raza Imam , Mohammed Talha Alam

Consistency Models (CM) (Song et al., 2023) accelerate score-based diffusion model sampling at the cost of sample quality but lack a natural way to trade-off quality for speed. To address this limitation, we propose Consistency Trajectory…

With the ever-increasing complexity of large-scale pre-trained models coupled with a shortage of labeled data for downstream training, transfer learning has become the primary approach in many fields, including natural language processing,…

机器学习 · 计算机科学 2024-07-22 Xiao Li , Sheng Liu , Jinxin Zhou , Xinyu Lu , Carlos Fernandez-Granda , Zhihui Zhu , Qing Qu

Cross-domain recommendation (CDR) methods are proposed to tackle the sparsity problem in click through rate (CTR) estimation. Existing CDR methods directly transfer knowledge from the source domains to the target domain and ignore the…

机器学习 · 计算机科学 2024-11-15 Ke Xu , Ziliang Wang , Wei Zheng , Yuhao Ma , Chenglin Wang , Nengxue Jiang , Cai Cao

Class distribution mismatch (CDM) refers to the discrepancy between class distributions in training data and target tasks. Previous methods address this by designing classifiers to categorize classes known during training, while grouping…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Pan Du , Wangbo Zhao , Xinai Lu , Nian Liu , Zhikai Li , Chaoyu Gong , Suyun Zhao , Hong Chen , Cuiping Li , Kai Wang , Yang You

We propose a novel adaptive transfer learning framework, learning to transfer learn (L2TL), to improve performance on a target dataset by careful extraction of the related information from a source dataset. Our framework considers…

机器学习 · 计算机科学 2020-07-17 Linchao Zhu , Sercan O. Arik , Yi Yang , Tomas Pfister