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Mixture models are flexible tools in density estimation and classification problems. Bayesian estimation of such models typically relies on sampling from the posterior distribution using Markov chain Monte Carlo. Label switching arises…

应用统计 · 统计学 2014-03-11 Wanchuang Zhu , Yanan Fan

As the volume of data continues to expand, it becomes increasingly common for data to be aggregated from multiple sources. Leveraging multiple sources for model training typically achieves better predictive performance on test datasets.…

统计方法学 · 统计学 2025-03-05 Congbin Xu , Chengde Qian , Zhaojun Wang , Changliang Zou

Multi-label classification has received considerable interest in recent years. Multi-label classifiers have to address many problems including: handling large-scale datasets with many instances and a large set of labels, compensating…

机器学习 · 计算机科学 2016-06-21 Amirhossein Akbarnejad , Mahdieh Soleymani Baghshah

Recent advancements in semi-supervised deep learning have introduced effective strategies for leveraging both labeled and unlabeled data to improve classification performance. This work proposes a semi-supervised framework that utilizes a…

机器学习 · 计算机科学 2025-05-21 Aydin Abedinia , Shima Tabakhi , Vahid Seydi

Estimating the trajectories of multi-objects poses a significant challenge due to data association ambiguity, which leads to a substantial increase in computational requirements. To address such problems, a divide-and-conquer manner has…

信号处理 · 电气工程与系统科学 2023-10-24 Ji Youn Lee , Changbeom Shim , Hoa Van Nguyen , Tran Thien Dat Nguyen , Hyunjin Choi , Youngho Kim

Unsupervised feature selection aims to identify a compact subset of features that captures the intrinsic structure of data without supervised label. Most existing studies evaluate the performance of methods using the single-label dataset…

机器学习 · 计算机科学 2026-02-10 Gyu-Il Kim , Dae-Won Kim , Jaesung Lee

Distance-based unsupervised text classification is a method within text classification that leverages the semantic similarity between a label and a text to determine label relevance. This method provides numerous benefits, including fast…

计算与语言 · 计算机科学 2025-10-14 Jens Van Nooten , Andriy Kosar , Guy De Pauw , Walter Daelemans

Automated learning of patients demographics can be seen as multi-label problem where a patient model is based on different race and gender groups. The resulting model can be further integrated into Privacy-Preserving Data Mining, where it…

机器学习 · 计算机科学 2015-03-27 Naveen Kumar Parachur Cotha , Marina Sokolova

In Multi-Label Text Classification (MLTC), one sample can belong to more than one class. It is observed that most MLTC tasks, there are dependencies or correlations among labels. Existing methods tend to ignore the relationship among…

计算与语言 · 计算机科学 2020-03-27 Ankit Pal , Muru Selvakumar , Malaikannan Sankarasubbu

In this paper, we propose a new variant of Linear Discriminant Analysis (LDA) to solve multi-label classification tasks. The proposed method is based on a probabilistic model for defining the weights of individual samples in a weighted…

机器学习 · 计算机科学 2020-04-10 Lei Xu , Jenni Raitoharju , Alexandros Iosifidis , Moncef Gabbouj

Distinguishing the importance of views has proven to be quite helpful for semi-supervised multi-view learning models. However, existing strategies cannot take advantage of semi-supervised information, only distinguishing the importance of…

计算机视觉与模式识别 · 计算机科学 2022-01-04 Yuyuan Yu , Guoxu Zhou , Haonan Huang , Shengli Xie , Qibin Zhao

Predictive models trained on imbalanced data tend to produce biased results. This problem is exacerbated when there is not just one output label, but a set of them. This is the case for multilabel learning (MLL) algorithms used to classify…

Multi-label image classification allows predicting a set of labels from a given image. Unlike multiclass classification, where only one label per image is assigned, such a setup is applicable for a broader range of applications. In this…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Kirill Prokofiev , Vladislav Sovrasov

We consider multi-label prediction problems with large output spaces under the assumption of output sparsity -- that the target (label) vectors have small support. We develop a general theory for a variant of the popular error correcting…

机器学习 · 计算机科学 2009-06-02 Daniel Hsu , Sham M. Kakade , John Langford , Tong Zhang

Extreme multi-label text classification utilizes the label hierarchy to partition extreme labels into multiple label groups, turning the task into simple multi-group multi-label classification tasks. Current research encodes labels as a…

计算与语言 · 计算机科学 2023-03-03 Li Wang , Ying Wah Teh , Mohammed Ali Al-Garadi

The assumption that response and predictor belong to the same statistical unit may be violated in practice. Unbiased estimation and recovery of true label ordering based on unlabeled data are challenging tasks and have attracted increasing…

统计方法学 · 统计学 2022-06-24 Guanhua Fang , Ping Li

Multi-source domain adaptation aims at leveraging the knowledge from multiple tasks for predicting a related target domain. Hence, a crucial aspect is to properly combine different sources based on their relations. In this paper, we…

机器学习 · 计算机科学 2021-06-16 Changjian Shui , Zijian Li , Jiaqi Li , Christian Gagné , Charles Ling , Boyu Wang

Multi-label classification is a common supervised machine learning problem where each instance is associated with multiple classes. The key challenge in this problem is learning the correlations between the classes. An additional challenge…

机器学习 · 计算机科学 2016-04-05 Divya Padmanabhan , Satyanath Bhat , Shirish Shevade , Y. Narahari

The label switching problem arises in the Bayesian analysis of models containing multiple indistinguishable parameters with arbitrary ordering. Any permutation of these parameters is equivalent, therefore models with many such parameters…

天体物理仪器与方法 · 物理学 2019-10-30 Riccardo Buscicchio , Elinore Roebber , Janna M. Goldstein , Christopher J. Moore

Multiple categories of objects are present in most images. Treating this as a multi-class classification is not justified. We treat this as a multi-label classification problem. In this paper, we further aim to minimize the supervision…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Rajat , Munender Varshney , Pravendra Singh , Vinay P. Namboodiri