Results 31 to 40 of about 46,171 (307)

Imbalanced dataset for benchmarking

open access: yes, 2023
The different algorithms of the "imbalanced-learn" toolbox are evaluated on a set of common dataset, which are more or less balanced. These benchmark have been proposed in Ding, Zejin, "Diversified Ensemble Classifiers for H ighly Imbalanced Data ...
Oliveira, Dayvid V. R.   +3 more
core   +1 more source

An Integrated Framework Based on Latent Variational Autoencoder for Providing Early Warning of At-Risk Students

open access: yesIEEE Access, 2020
The rapid development of learning technologies has enabled online learning paradigm to gain great popularity in both high education and K-12, which makes the prediction of student performance become one of the most popular research topics in education ...
Xu Du, Juan Yang, Jui-Long Hung
doaj   +1 more source

Semantic concept detection in imbalanced datasets based on different under-sampling strategies [PDF]

open access: yes, 2011
Semantic concept detection is a very useful technique for developing powerful retrieval or filtering systems for multimedia data. To date, the methods for concept detection have been converging on generic classification schemes.
Guo, Jinlin   +7 more
core   +1 more source

Classification results of machine learning models using TF-IDF on imbalanced dataset.

open access: yes, 2022
Classification results of machine learning models using TF-IDF on imbalanced dataset.
Furqan Rustam (10196722)   +6 more
core   +1 more source

Classification results of machine learning models using BoW on imbalanced dataset.

open access: yes, 2022
Classification results of machine learning models using BoW on imbalanced dataset.
Furqan Rustam (10196722)   +6 more
core   +1 more source

Deep Neural Network Ensemble for the Intelligent Fault Diagnosis of Machines Under Imbalanced Data

open access: yesIEEE Access, 2020
Imbalanced classification using deep learning has attracted much attention in intelligent fault diagnosis of machinery. However, the existing methods use individual deep neural network to extract features and recognize the health conditions under ...
Feng Jia   +3 more
doaj   +1 more source

A kernel-based two-class classifier for imbalanced data sets [PDF]

open access: yes, 2007
Many kernel classifier construction algorithms adopt classification accuracy as performance metrics in model evaluation. Moreover, equal weighting is often applied to each data sample in parameter estimation.
Hong, X., Harris, C.J., Chen, S.
core   +1 more source

Build and experiment different BILSTM nodes on the imbalanced dataset with fine tuning.

open access: yes, 2023
Build and experiment different BILSTM nodes on the imbalanced dataset with fine tuning.
Alaa Alomari (17403786)   +2 more
core   +1 more source

A critical assessment of imbalanced class distribution problem: the case of predicting freshmen student attrition [PDF]

open access: yes, 2013
Predicting student attrition is an intriguing yet challenging problem for any academic institution. Class-imbalanced data is a common in the field of student retention, mainly because a lot of students register but fewer students drop out. Classification
Thammasiri, Dech   +3 more
core   +1 more source

Results of BILSTM for rare classes for the imbalanced dataset with different reweighting factors.

open access: yes, 2023
Results of BILSTM for rare classes for the imbalanced dataset with different reweighting factors.
Alaa Alomari (17403786)   +2 more
core   +1 more source

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