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2201
Maturity Classification and Quality Determination of Cherry Using VNIR Hyperspectral Images and Comprehensive Chemometrics
Published 2024-12-01“…Based on the spectral principal components, three classifiers were built to classify the maturity level: support vector machine, backpropagation neural network, and radial basis function neural network. …”
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2202
Diagnosis of citrus leaf canker disease based on naive Bayesian classification
Published 2021-08-01“…The results showed that the method based on naive Bayesian classification was effective in the segmentation of citrus leaf canker disease, and the incorrect segmentation rate was only 3.58%, which was far better than the threshold methods and support vector machine. In terms of performance efficiency, the time order of the four algorithms was fixed threshold method<adaptive threshold<naive Bayesian<support vector machine, all of which were within a reasonable range. …”
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2203
A New Collaborative Filtering Recommendation Method Based on Transductive SVM and Active Learning
Published 2020-01-01“…In the collaborative filtering (CF) recommendation applications, the sparsity of user rating data, the effectiveness of cold start, the strategy of item information neglection, and user profiles construction are critical to both the efficiency and effectiveness of the recommendation algorithm. In order to solve the above problems, a personalized recommendation approach combining semisupervised support vector machine and active learning (AL) is proposed in this paper, which combines the benefits of both TSVM (Transductive Support Vector Machine) and AL. …”
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2204
Fault Diagnosis of Gearbox based on Multi-fractal and PSO-SVM
Published 2015-01-01“…Aiming at the non-stationary and nonlinear of gearbox vibration signals,a fault diagnosis method based on the multi-fractal and particle swarm optimization support vector machine(PSO-SVM)is put forward.Firstly,the fractal filter with short-time fractal dimension as fuzzy control parameters is used to filtering noise reduction the gearbox vibration signals with bigger background noises.Secondly,the multi-fractal spectrum algorithm is applied to analyze the signal after filtering,the results show that the characteristic parameters:Δa(q)、f(a(q))maxand box dimensions Dbcan give a good presentation for gearbox working condition.Finally,the particle swarm optimization(PSO)is applied to optimize the parameters of support vector machine(SVM).Taking the multi-fractal characteristic vectors as input parameters of PSO-SVM and SVM to recognize the fault types of the gearbox.The results show that SVM based on particle swarm optimization can improve the classification accuracy.Meanwhile,the validity of gearbox fault diagnosis based on muti-fractal and PSO-SVM is proved.…”
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2205
Estimation of the Time of Occurrence of the Maximum Electrical Demand by Selecting the Optimal Classification Model and Making Use of Unbalanced Data
Published 2024-12-01“…To predict the time of maximum demand, supervised machine learning algorithms were used: random forests, K nearest neighbors, support vector machine, and logistic regression. …”
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2206
Classification of wheat flour levels in powdered spices using visual imaging
Published 2024-12-01“…During the experiment, these results were better than the performance of the support vector machine, (93.33, 100.00, and 98.88 %, respectively). …”
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2207
Quantum resonant dimensionality reduction
Published 2025-01-01“…We demonstrate the performance of our algorithm combining with two types of quantum classifiers, quantum support vector machines and quantum convolutional neural networks, for classifying underwater detection targets and quantum many-body phase, respectively. …”
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2208
Sentiment Analysis of Short Texts Using SVMs and VSMs-Based Multiclass Semantic Classification
Published 2024-12-01“…In our approach, a hybrid machine learning model is proposed which uses Enhanced Vector Space Model (EVSM) along with Hybrid Support Vector Machine (HSVM) classifier. …”
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2209
Speech Recognition using Wavelets and Improved SVM
Published 2013-09-01“…This paper is based on text independent speaker recognition system that makes use of Discrete Wavelet Transform (DWT) as a feature extraction and kernel Support Vector Machine (SVM) approach as a classification tool for taking the decision through applying simplified-Class Support Vector Machine approach. …”
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2210
APPLICATION OF IMPROVED EXPERIENCE WAVELET TRANSFORM IN FAULT DIAGNOSIS OF WIND TURBINE GEARBOX
Published 2022-01-01“…The CASNEWT method is used to decompose the fault signal of the wind turbine gearbox bearing, and then the obtained components are filtered and reconstructed by the spectrum negentropy criterion, and the reconstructed signal is analyzed by envelope analysis to accurately extract the fault characteristics. Finally, a feature vector set is formed and input to the support vector machine for fault diagnosis. …”
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2211
Innovative segmentation technique for aerial power lines via amplitude stretching transform
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2212
A Hybrid Fault Diagnosis Model for Rolling Bearing With Optimized VMD and Fuzzy Dispersion Entropy
Published 2025-01-01“…To improve the efficiency of feature extraction and fault diagnosis, a hybrid model based on optimized variational mode decomposition (VMD), fuzzy dispersion entropy (FDE), and a support vector machine (SVM) is proposed. Firstly, a parameter optimization method using the sparrow search algorithm (SSA) was applied to VMD to improve the decomposition ability. …”
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2213
基于MIE和SVM算法的无级变速器故障诊断研究
Published 2010-01-01“…The fault inspection and diagnosis of vehicle transmission plays a important role of safety traffic and knocking the traffic accidents down.For the fault character of vehicle continuously variable transmission(CVT),the fault signal character extract entropy method based on the theory of mutual information entropy and the multiclass classification support vector machine(SVM) algorithm to be easily implemented to deal with the problem of classification for fault state are proposed.Experimental results show that the combination mutual information entropy with multiclass classification SVM algorithm in fault diagnosis of vehicle CVT is the feasibility and efficiency,and the reliability of fault inspection is improved.…”
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2214
Intelligent Data Processing Methods for the Atypical Values Correction of Stock Quotes
Published 2022-05-01“…The mathematical basis of machine learning methods is the Z-score method, the isolation forest method, support vector method for outlier detection, and winsorization and multiple imputation methods for outlier correction. …”
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2215
An Adaptive Data-Driven Approach to Solve Real-World Vehicle Routing Problems in Logistics
Published 2020-01-01“…A comparison of the acquired results has been made using the decision support system with predictive models: generalized linear models (GLMs) and support vector machine (SVM). …”
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2216
基于QPSO-SVM的轴承故障诊断方法
Published 2014-01-01“…Due to the importance of rolling bearing as one of the most widely used in rotating machines,bearing failures have adverse effects on the safe operation of the equipment,in order to diagnosing the fault of rolling bearing effectively,a fault diagnosis model of support vector machine(SVM)optimized by quantum particle swarm optimization(QPSO)algorithm is proposed.First,fault vibration signals are decomposed into several intrinsic mode functions(IMFs)using empirical mode decomposition(EMD)method,then the instantaneous amplitudes of the IMFs that have the fault characteristics are extracted and regarded as the features vector,finally the SVM model optimized by QPSO is used for the failure mode identification.The experimental results indicate that the proposed bearing fault diagnosis method has good capability for adaptive features extraction as well as high fault diagnostic accuracy.…”
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2217
Prediction method of sugarcane important phenotype data based on multi-model and multi-task.
Published 2024-01-01“…In this study, we employed six key phenotypic traits of sugarcane, specifically plant height, stem diameter, third-node length (internode length), leaf length, leaf width, and field brix, along with eight machine learning methods: logistic regression, linear regression, K-Nearest Neighbors (KNN), Support Vector Machine (SVM), Backpropagation Neural Network (BPNN), Decision Tree, Random Forest, and the XGBoost algorithm. …”
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2218
Research on Identification Technology of Explosive Vibration Based on EEMD Energy Entropy and Multiclassification SVM
Published 2020-01-01“…Compared with BP (backpropagation) neural network algorithm, SVM (support vector machine) algorithm has higher training efficiency. …”
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2219
Brain activity patterns reflecting security perceptions of female cyclists in virtual reality experiments
Published 2025-01-01“…Subsequently, four supervised machine learning methods, random forest, support vector machine, logistic regression, and multilayer perceptron, are utilized to classify influential factors on security perception using clustered EEG data. …”
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2220
Mid-Infrared Spectroscopy for Coffee Variety Identification: Comparison of Pattern Recognition Methods
Published 2016-01-01“…These methods were classified as highly effective methods (soft independent modelling of class analogy, support vector machine, back propagation neural network, radial basis function neural network, extreme learning machine, and relevance vector machine), methods of medium effectiveness (partial least squares-discrimination analysis, K nearest neighbors, and random forest), and methods of low effectiveness (Naive Bayes classifier) according to the classification accuracy for coffee variety identification.…”
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