IMBALANCE

作品数:341被引量:922H指数:14
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相关领域:医药卫生更多>>
相关作者:汤亮陈义庆张雪王海荣樊小农更多>>
相关机构:广东医学院附属医院中南大学中国中医科学院西苑医院中山大学附属第一医院更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划北京市自然科学基金天津市自然科学基金更多>>
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Increase in global per capita cropland imbalance across countries from 1985 to 2022:A threat to achieving Sustainable Development Goals
《Geography and Sustainability》2025年第2期253-264,共12页Tingting Zhao Xiao Zhang Wendi Liu Jinqing Wang Zhehua Li Liangyun Liu 
supported by the National Key Research and Development Program of China(Grant No.2023YFB3907403);the National Natural Science Foundation of China(Grant No.42201499);the Open Research Program of the International Research Center of Big Data for Sustainable Development Goals(Grant No.CBAS2022ORP03).
Sustainable Development Goal 2(SDG 2,zero hunger)highlights that global hunger and food insecurity have worsened since 2015,driven in part by growing imbalance.Addressing the challenge of achieving SDG 2 in the face o...
关键词:Sustainable Development Goals GLC_FCS30D Cropland changes Population IMBALANCE 
Imbalance Correction Based on the Ratio of Loss Function Values for Transient Stability Assessment
《CSEE Journal of Power and Energy Systems》2025年第2期838-849,共12页Qifan Chen Huaiyuan Wang Nan Lin 
Accurate and fast transient stability assessment is helpful for grid operators to take effective emergency control actions after faults. The gradual deployment of the wide-area measurement system provides a basis for ...
关键词:Cost-sensitive imbalance correction LSTM transient stability 
Analysis and fabrication of a SiC super-junction termination structure in a state of charge imbalance
《Science China(Information Sciences)》2025年第4期397-398,共2页Haobo KANG Fengyu DU Hao YUAN Boyi BAI Yu ZHOU Jingyu LI Chao HAN Xiaoyan TANG Qingwen SONG Yuming ZHANG 
supported by National Key R&D Program of China(Grant No.2021YFB3601800);Hefei Comprehensive National ScienceCenter。
A qualified termination should have the same blocking capability as an active region to prevent a super-junction(SJ)device from breaking down prematurely.The 960 V[1]and 1920 V[2]SiC SJ terminations using“trench etch...
关键词:sj terminations active region super junction qualified termination etchingsidewall ion implantation termination structure charge imbalance FABRICATION 
LogDA:Dual Attention-Based Log Anomaly Detection Addressing Data Imbalance
《Computers, Materials & Continua》2025年第4期1291-1306,共16页Chexiaole Zhang Haiyan Fu 
funded by the Hainan Provincial Natural Science Foundation Project(Grant No.622RC675);the National Natural Science Foundation of China(Grant No.62262019).
As computer data grows exponentially,detecting anomalies within system logs has become increasingly important.Current research on log anomaly detection largely depends on log templates derived from log parsing.Word em...
关键词:Anomaly detection system log deep learning TRANSFORMER neural networks 
CT-GCN+:a high-performance cryptocurrency transaction graph convolutional model for phishing node classification被引量:1
《Cybersecurity》2025年第1期126-141,共16页Bingxue Fu Yixuan Wang Tao Feng 
Due to the anonymous and contract transfer nature of blockchain cryptocurrencies,they are susceptible to fraudulent incidents such as phishing.This poses a threat to the property security of users and hinders the heal...
关键词:Blockchain Information security Phishing detection Imbalance data Transaction graph 
Improving Multi-task GNNs for Molecular Property Prediction via Missing Label Imputation
《Machine Intelligence Research》2025年第1期131-144,共14页Fenyu Hu Dingshuo Chen Qiang Liu Shu Wu 
supported by the National Natural Science Foundation of China(Nos.62141608 and U19B 2038),the CAAI Huawei MindSpore Open Fund.
The prediction of molecular properties is a fundamental task in the field of drug discovery.Recently,graph neural networks(GNNs)have been gaining prominence in this area.Since a molecule tends to have multiple correla...
关键词:Graph classification imbalance learning prediction bias mixture of experts multiview representations 
Addressing Imbalance in Health Datasets: A New Method NR-Clustering SMOTE and Distance Metric Modification
《Computers, Materials & Continua》2025年第2期2931-2949,共19页Hairani Hairani Triyanna Widiyaningtyas Didik Dwi Prasetya Afrig Aminuddin 
funded by Universitas Negeri Malang,contract number 4.4.841/UN32.14.1/LT/2024.
An imbalanced dataset often challenges machine learning, particularly classification methods. Underrepresented minority classes can result in biased and inaccurate models. The Synthetic Minority Over-Sampling Techniqu...
关键词:SMOTE modification Clustering-SMOTE manhattan distance 
An Arrhythmia Intelligent Recognition Method Based on a Multimodal Information and Spatio-Temporal Hybrid Neural Network Model
《Computers, Materials & Continua》2025年第2期3443-3465,共23页Xinchao Han Aojun Zhang Runchuan Li Shengya Shen Di Zhang Bo Jin Longfei Mao Linqi Yang Shuqin Zhang 
supported by The Henan Province Science and Technology Research Project(242102211046);the Key Scientific Research Project of Higher Education Institutions in Henan Province(25A520039);theNatural Science Foundation project of Zhongyuan Institute of Technology(K2025YB011);the Zhongyuan University of Technology Graduate Education and Teaching Reform Research Project(JG202424).
Electrocardiogram (ECG) analysis is critical for detecting arrhythmias, but traditional methods struggle with large-scale Electrocardiogram data and rare arrhythmia events in imbalanced datasets. These methods fail to...
关键词:Multimodal learning spatio-temporal hybrid graph convolutional network data imbalance ECG classification 
Study on the Impact of Imbalance Between Transmission Lines on Crosstalk:A Novel Perspective of Displacement Current
《Chinese Journal of Electronics》2025年第1期114-124,共11页Xiaozhu Lu Lingnan Song Hui Xu Donglin Su 
supported by the National Natural Science Foundation of China(Grant No.62293495)。
This paper systematically studies the impact of imbalances between adjacent lines and effects on crosstalk.A novel perspective of displacement current is introduced to analyze and explain the simulated observations.Th...
关键词:IMBALANCE Transmission line High-speed digital circuits Single-ended line Differential line CROSSTALK Displacement current Mutual coupling Radiation emission 
On the Data Quality and Imbalance in Machine Learning-based Design and Manufacturing-A Systematic Review
《Engineering》2025年第2期105-131,共27页Jiarui Xie Lijun Sun Yaoyao Fiona Zhao 
funded by the McGill University Graduate Excellence Fellowship Award(00157);the Mitacs Accelerate Program(IT13369);the McGill Engineering Doctoral Award(MEDA).
Machine learning(ML)has recently enabled many modeling tasks in design,manufacturing,and condition monitoring due to its unparalleled learning ability using existing data.Data have become the limiting factor when impl...
关键词:Machine learning Design and manufacturing Data quality Data augmentation Active learning 
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