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Contrastive self-supervised learning has recently benefited fMRI classification with inductive biases. Its weak label reliance prevents overfitting on small medical datasets and tackles the high intraclass variances. Nonetheless, existing…

机器学习 · 计算机科学 2022-07-19 Xuesong Wang , Lina Yao , Islem Rekik , Yu Zhang

Federated learning (FL) has emerged with increasing popularity to collaborate distributed medical institutions for training deep networks. However, despite existing FL algorithms only allow the supervised training setting, most hospitals in…

计算机视觉与模式识别 · 计算机科学 2021-06-17 Quande Liu , Hongzheng Yang , Qi Dou , Pheng-Ann Heng

Tabular data synthesis is crucial in machine learning, yet existing general methods-primarily based on statistical or deep learning models-are highly data-dependent and often fall short in recommender systems. This limitation arises from…

信息检索 · 计算机科学 2025-02-12 Jingtong Gao , Zhaocheng Du , Xiaopeng Li , Yichao Wang , Xiangyang Li , Huifeng Guo , Ruiming Tang , Xiangyu Zhao

Recent semi-supervised learning methods have shown to achieve comparable results to their supervised counterparts while using only a small portion of labels in image classification tasks thanks to their regularization strategies. In this…

机器学习 · 计算机科学 2020-09-25 Wei-Hong Li , Chuan-Sheng Foo , Hakan Bilen

Supervised contrastive learning (SCL) frameworks treat each class as independent and thus consider all classes to be equally important. This neglects the common scenario in which label hierarchy exists, where fine-grained classes under the…

机器学习 · 计算机科学 2024-02-02 Ruixue Lian , William A. Sethares , Junjie Hu

Semi-supervised learning (SSL) has tremendous value in practice due to its ability to utilize both labeled data and unlabelled data. An important class of SSL methods is to naturally represent data as graphs such that the label information…

机器学习 · 计算机科学 2021-03-01 Zixing Song , Xiangli Yang , Zenglin Xu , Irwin King

When faced with a new dataset, most practitioners begin by performing exploratory data analysis to discover interesting patterns and characteristics within data. Techniques such as association rule mining are commonly applied to uncover…

机器学习 · 计算机科学 2021-02-03 Andrew Lensen

Most network-based speech recognition methods are based on the assumption that the labels of two adjacent speech samples in the network are likely to be the same. However, assuming the pairwise relationship between speech samples is not…

机器学习 · 统计学 2018-10-31 Loc Hoang Tran , Trang Hoang , Bui Hoang Nam Huynh

Effective organization of in-context learning (ICL) demonstrations is key to improving the quality of large language model (LLM) responses. To create better sample-label pairs that instruct LLM understanding, we introduce logit…

计算与语言 · 计算机科学 2024-10-16 Zhu Zixiao , Feng Zijian , Zhou Hanzhang , Qian Junlang , Mao Kezhi

Prior studies show that cross-lingual semantic role labeling (SRL) can be achieved by model transfer under the help of universal features. In this paper, we fill the gap of cross-lingual SRL by proposing an end-to-end SRL model that…

计算与语言 · 计算机科学 2020-08-25 Hao Fei , Meishan Zhang , Fei Li , Donghong Ji

This work proposes a new way of combining independently trained classifiers over space and time. Combination over space means that the outputs of spatially distributed classifiers are aggregated. Combination over time means that the…

信号处理 · 电气工程与系统科学 2021-04-19 Virginia Bordignon , Stefan Vlaski , Vincenzo Matta , Ali H. Sayed

We consider a family of problems that are concerned about making predictions for the majority of unlabeled, graph-structured data samples based on a small proportion of labeled samples. Relational information among the data samples, often…

机器学习 · 计算机科学 2019-11-05 Jiaqi Ma , Weijing Tang , Ji Zhu , Qiaozhu Mei

Semantic role labeling (SRL) is a central natural language processing task for understanding predicate-argument structures within texts and enabling downstream applications. Despite extensive research, comprehensive surveys that critically…

计算与语言 · 计算机科学 2026-04-08 Huiyao Chen , Meishan Zhang , Jing Li , Lilja Øvrelid , Jan Hajič , Hao Fei , Min Zhang

Manual annotation of the labeled data for relation extraction is time-consuming and labor-intensive. Semi-supervised methods can offer helping hands for this problem and have aroused great research interests. Existing work focuses on…

计算与语言 · 计算机科学 2020-10-23 Wanli Li , Tieyun Qian

Learning with noisy labels (LNL) aims at designing strategies to improve model performance and generalization by mitigating the effects of model overfitting to noisy labels. The key success of LNL lies in identifying as many clean samples…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Jichang Li , Guanbin Li , Feng Liu , Yizhou Yu

Distribution regression refers to the supervised learning problem where labels are only available for groups of inputs instead of individual inputs. In this paper, we develop a rigorous mathematical framework for distribution regression…

机器学习 · 计算机科学 2021-09-30 Maud Lemercier , Cristopher Salvi , Theodoros Damoulas , Edwin V. Bonilla , Terry Lyons

This paper proposes a new neural architecture for collaborative ranking with implicit feedback. Our model, LRML (\textit{Latent Relational Metric Learning}) is a novel metric learning approach for recommendation. More specifically, instead…

人工智能 · 计算机科学 2018-02-14 Yi Tay , Anh Tuan Luu , Siu Cheung Hui

We present a study on the integration of Large Language Models (LLMs) in tabular data classification, emphasizing an efficient framework. Building upon existing work done in TabLLM (arXiv:2210.10723), we introduce three novel serialization…

机器学习 · 计算机科学 2023-12-22 Sukriti Jaitly , Tanay Shah , Ashish Shugani , Razik Singh Grewal

Multi-label classification is an important yet challenging task in natural language processing. It is more complex than single-label classification in that the labels tend to be correlated. Existing methods tend to ignore the correlations…

计算与语言 · 计算机科学 2018-06-18 Pengcheng Yang , Xu Sun , Wei Li , Shuming Ma , Wei Wu , Houfeng Wang

Recent advancements in Multimodal Large Language Models (MLLMs) have demonstrated significant potential in recommendation systems. However, the effective application of MLLMs to multimodal sequential recommendation remains unexplored: A)…

信息检索 · 计算机科学 2025-12-25 Haoyu Wang , Yitong Wang , Jining Wang