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Sound Event Classification Based on Frequency-Energy Feature Representation and Two-Stage Data Dimension Reduction.
Yinggang Liu
Hong Fu
Ying Wei
Hanbing Zhang
Published in:
IEEE ACM Trans. Audio Speech Lang. Process. (2023)
Keyphrases
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dimension reduction
feature representation
feature extraction
data sets
high dimensional data
image classification
feature space
input data
classification accuracy
knowledge discovery
low dimensional
principal component analysis
feature subspace
high dimensionality
pattern recognition
feature selection
support vector machine
manifold learning
spatial information
data points
image representation
least squares
training set
preprocessing
data analysis
training data
image sequences
decision trees
image processing
data mining
neural network