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Safety-critical applications such as autonomous driving require robust 3D environment perception algorithms capable of handling diverse and ambiguous surroundings. The predictive performance of classification models is heavily influenced by…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Mariella Dreissig , Simon Ruehle , Florian Piewak , Joschka Boedecker

Label hierarchies are often available apriori as part of biological taxonomy or language datasets WordNet. Several works exploit these to learn hierarchy aware features in order to improve the classifier to make semantically meaningful…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Ashima Garg , Depanshu Sani , Saket Anand

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

In cross-lingual text classification, one seeks to exploit labeled data from one language to train a text classification model that can then be applied to a completely different language. Recent multilingual representation models have made…

计算与语言 · 计算机科学 2020-07-31 Xin Dong , Yaxin Zhu , Yupeng Zhang , Zuohui Fu , Dongkuan Xu , Sen Yang , Gerard de Melo

Multi-label text classification refers to the problem of assigning each given document its most relevant labels from the label set. Commonly, the metadata of the given documents and the hierarchy of the labels are available in real-world…

计算与语言 · 计算机科学 2023-10-24 Yu Zhang , Zhihong Shen , Yuxiao Dong , Kuansan Wang , Jiawei Han

Hierarchical multi-label academic text classification (HMTC) is to assign academic texts into a hierarchically structured labeling system. We propose an attention-based hierarchical multi-label classification algorithm of academic texts…

计算与语言 · 计算机科学 2022-03-22 Yue Wang , Yawen Li , Ang Li

In hierarchical text classification, we perform a sequence of inference steps to predict the category of a document from top to bottom of a given class taxonomy. Most of the studies have focused on developing novels neural network…

计算与语言 · 计算机科学 2020-05-25 Kervy Rivas Rojas , Gina Bustamante , Arturo Oncevay , Marco A. Sobrevilla Cabezudo

Recent advances in adaptive object detection have achieved compelling results in virtue of adversarial feature adaptation to mitigate the distributional shifts along the detection pipeline. Whilst adversarial adaptation significantly…

计算机视觉与模式识别 · 计算机科学 2020-03-16 Chaoqi Chen , Zebiao Zheng , Xinghao Ding , Yue Huang , Qi Dou

Hierarchical Multi-Label Classification (HMC) faces critical challenges in maintaining structural consistency and balancing loss weighting in Multi-Task Learning (MTL). In order to address these issues, we propose a classifier called HCAL…

机器学习 · 计算机科学 2025-08-20 Ruobing Jiang , Mengzhe Liu , Haobing Liu , Yanwei Yu

Current contrastive learning frameworks focus on leveraging a single supervisory signal to learn representations, which limits the efficacy on unseen data and downstream tasks. In this paper, we present a hierarchical multi-label…

计算机视觉与模式识别 · 计算机科学 2022-04-29 Shu Zhang , Ran Xu , Caiming Xiong , Chetan Ramaiah

Semi-supervised learning approaches have emerged as an active area of research to combat the challenge of obtaining large amounts of annotated data. Towards the goal of improving the performance of semi-supervised learning methods, we…

计算机视觉与模式识别 · 计算机科学 2021-12-22 Ashima Garg , Shaurya Bagga , Yashvardhan Singh , Saket Anand

Continual learning (CL) enables models to adapt to new tasks and environments without forgetting previously learned knowledge. While current CL setups have ignored the relationship between labels in the past task and the new task with or…

机器学习 · 计算机科学 2023-08-29 Byung Hyun Lee , Okchul Jung , Jonghyun Choi , Se Young Chun

Multi-label classification (MC) is a standard machine learning problem in which a data point can be associated with a set of classes. A more challenging scenario is given by hierarchical multi-label classification (HMC) problems, in which…

机器学习 · 计算机科学 2022-10-05 Eleonora Giunchiglia , Thomas Lukasiewicz

Recently, various pre-trained language models (PLMs) have been proposed to prove their impressive performances on a wide range of few-shot tasks. However, limited by the unstructured prior knowledge in PLMs, it is difficult to maintain…

计算与语言 · 计算机科学 2024-07-15 Ke Ji , Peng Wang , Wenjun Ke , Guozheng Li , Jiajun Liu , Jingsheng Gao , Ziyu Shang

Different from the traditional classification tasks which assume mutual exclusion of labels, hierarchical multi-label classification (HMLC) aims to assign multiple labels to every instance with the labels organized under hierarchical…

机器学习 · 计算机科学 2019-09-05 Boli Chen , Xin Huang , Lin Xiao , Zixin Cai , Liping Jing

Hierarchical multi-label classification (HMC) has gained considerable attention in recent decades. A seminal line of HMC research addresses the problem in two stages: first, training individual classifiers for each class, then integrating…

机器学习 · 计算机科学 2025-11-04 Yuting Ye , Christine Ho , Ci-Ren Jiang , Wayne Tai Lee , Haiyan Huang

We propose a novel method for hierarchical entity classification that embraces ontological structure at both training and during prediction. At training, our novel multi-level learning-to-rank loss compares positive types against negative…

计算与语言 · 计算机科学 2020-04-07 Tongfei Chen , Yunmo Chen , Benjamin Van Durme

Current state-of-the-art approaches to text classification typically leverage BERT-style Transformer models with a softmax classifier, jointly fine-tuned to predict class labels of a target task. In this paper, we instead propose an…

计算与语言 · 计算机科学 2022-12-02 Kishaloy Halder , Josip Krapac , Alan Akbik , Anthony Brew , Matti Lyra

Deep learning approaches exhibit promising performances on various text tasks. However, they are still struggling on medical text classification since samples are often extremely imbalanced and scarce. Different from existing mainstream…

计算与语言 · 计算机科学 2023-11-29 Jiahuan Yan , Haojun Gao , Zhang Kai , Weize Liu , Danny Chen , Jian Wu , Jintai Chen

Deep learning has become increasingly important in remote sensing image classification due to its ability to extract semantic information from complex data. Classification tasks often include predefined label hierarchies that represent the…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Giulio Weikmann , Gianmarco Perantoni , Lorenzo Bruzzone