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Extreme Multilabel Text Classification (XMTC) is a text classification problem in which, (i) the output space is extremely large, (ii) each data point may have multiple positive labels, and (iii) the data follows a strongly imbalanced…

机器学习 · 计算机科学 2021-12-15 Mohammadreza Qaraei , Rohit Babbar

Artificial Intelligence techniques such as Machine Learning (ML) have not been exploited to their maximum potential in the legal domain. This has been partially due to the insufficient explanations they provided about their decisions.…

Multi-label learning deals with the classification problems where each instance can be assigned with multiple labels simultaneously. Conventional multi-label learning approaches mainly focus on exploiting label correlations. It is usually…

机器学习 · 计算机科学 2014-07-08 Xiangnan Kong , Zhaoming Wu , Li-Jia Li , Ruofei Zhang , Philip S. Yu , Hang Wu , Wei Fan

Deep neural network models have demonstrated their effectiveness in classifying multi-label data from various domains. Typically, they employ a training mode that combines mini-batches with optimizers, where each sample is randomly selected…

机器学习 · 计算机科学 2024-03-28 Ao Zhou , Bin Liu , Jin Wang , Grigorios Tsoumakas

Hierarchy Of Multi-label classifiers (HOMER) is a multi-label learning algorithm that breaks the initial learning task to several, easier sub-tasks by first constructing a hierarchy of labels from a given label set and secondly employing a…

机器学习 · 统计学 2016-12-31 Yannis Papanikolaou , Ioannis Katakis , Grigorios Tsoumakas

Hierarchical classification aims to sort the object into a hierarchical structure of categories. For example, a bird can be categorized according to a three-level hierarchy of order, family, and species. Existing methods commonly address…

计算机视觉与模式识别 · 计算机科学 2023-11-01 Renzhen Wang , De cai , Kaiwen Xiao , Xixi Jia , Xiao Han , Deyu Meng

The introduction of the Transformer neural network, along with techniques like self-supervised pre-training and transfer learning, has paved the way for advanced models like BERT. Despite BERT's impressive performance, opportunities for…

计算与语言 · 计算机科学 2024-07-02 Farnaz Zeidi , Mehmet Fatih Amasyali , Çiğdem Erol

Text categorization is an essential task in Web content analysis. Considering the ever-evolving Web data and new emerging categories, instead of the laborious supervised setting, in this paper, we focus on the minimally-supervised setting…

计算与语言 · 计算机科学 2021-02-24 Xinyang Zhang , Chenwei Zhang , Luna Xin Dong , Jingbo Shang , Jiawei Han

In multi-label learning, leveraging contrastive learning to learn better representations faces a key challenge: selecting positive and negative samples and effectively utilizing label information. Previous studies selected positive and…

机器学习 · 计算机科学 2025-02-03 Ning Chen , Shen-Huan Lyu , Tian-Shuang Wu , Yanyan Wang , Bin Tang

Hierarchical text classification aims to categorize each document into a set of classes in a label taxonomy, which is a fundamental web text mining task with broad applications such as web content analysis and semantic indexing. Most…

计算与语言 · 计算机科学 2025-02-06 Yunyi Zhang , Ruozhen Yang , Xueqiang Xu , Rui Li , Jinfeng Xiao , Jiaming Shen , Jiawei Han

Multi-label classification is becoming increasingly ubiquitous, but not much attention has been paid to interpretability. In this paper, we develop a multi-label classifier that can be represented as a concise set of simple "if-then" rules,…

机器学习 · 计算机科学 2022-11-09 Martino Ciaperoni , Han Xiao , Aristides Gionis

Text classification has become increasingly challenging due to the continuous refinement of classification label granularity and the expansion of classification label scale. To address that, some research has been applied onto strategies…

神经与进化计算 · 计算机科学 2020-08-27 Jingpeng Zhao , Yinglong Ma

The primary challenge of multi-label active learning, differing it from multi-class active learning, lies in assessing the informativeness of an indefinite number of labels while also accounting for the inherited label correlation. Existing…

机器学习 · 计算机科学 2025-09-05 Yuanyuan Qi , Jueqing Lu , Xiaohao Yang , Joanne Enticott , Lan Du

We introduce a novel multi-agent collaboration framework designed to enhance the accuracy and robustness of text classification models. Leveraging BERT as the primary classifier, our framework dynamically escalates low-confidence…

计算与语言 · 计算机科学 2025-02-27 Hediyeh Baban , Sai A Pidapar , Aashutosh Nema , Sichen Lu

A well-known challenge associated with the multi-label classification problem is modelling dependencies between labels. Most attempts at modelling label dependencies focus on co-occurrences, ignoring the valuable information that can be…

机器学习 · 计算机科学 2022-02-11 Muberra Ozmen , Hao Zhang , Pengyun Wang , Mark Coates

A complementary label (CL) simply indicates an incorrect class of an example, but learning with CLs results in multi-class classifiers that can predict the correct class. Unfortunately, the problem setting only allows a single CL for each…

机器学习 · 计算机科学 2022-08-09 Lei Feng , Takuo Kaneko , Bo Han , Gang Niu , Bo An , Masashi Sugiyama

Accurate annotation of educational resources is crucial for effective personalized learning and resource recommendation in online education. However, fine-grained knowledge labels often overlap or share similarities, making it difficult for…

机器学习 · 计算机科学 2025-04-28 Shi Dong , Xiaobei Niu , Rui Zhong , Zhifeng Wang , Mingzhang Zuo

Text alignment finds application in tasks such as citation recommendation and plagiarism detection. Existing alignment methods operate at a single, predefined level and cannot learn to align texts at, for example, sentence and document…

计算与语言 · 计算机科学 2020-10-06 Xuhui Zhou , Nikolaos Pappas , Noah A. Smith

Document categorization, which aims to assign a topic label to each document, plays a fundamental role in a wide variety of applications. Despite the success of existing studies in conventional supervised document classification, they are…

计算与语言 · 计算机科学 2023-10-24 Yu Zhang , Yu Meng , Jiaxin Huang , Frank F. Xu , Xuan Wang , Jiawei Han

Instead of relying on human-annotated training samples to build a classifier, weakly supervised scientific paper classification aims to classify papers only using category descriptions (e.g., category names, category-indicative keywords).…

计算与语言 · 计算机科学 2023-10-24 Yu Zhang , Bowen Jin , Xiusi Chen , Yanzhen Shen , Yunyi Zhang , Yu Meng , Jiawei Han
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