Digital image processing (2nd ed.)
Digital image processing (2nd ed.)
A Validity Measure for Fuzzy Clustering
IEEE Transactions on Pattern Analysis and Machine Intelligence
Time-frequency analysis: theory and applications
Time-frequency analysis: theory and applications
Neural network design
A measure of some time-frequency distributions concentration
Signal Processing - Special section on digital signal processing for multimedia communications and services
Fuzzy Modeling for Control
Pattern Recognition with Fuzzy Objective Function Algorithms
Pattern Recognition with Fuzzy Objective Function Algorithms
IF estimation using higher order TFRs
Signal Processing
Renyi information and signal-dependent optimal kernel design
ICASSP '95 Proceedings of the Acoustics, Speech, and Signal Processing, 1995. on International Conference - Volume 02
Intelligent Control Systems Using Computational Intelligence Techniques (IEE Control Series) (IEE Control Series)
IEEE Transactions on Computers
A new approach for the reassignment of time-frequency representations
ICASSP '09 Proceedings of the 2009 IEEE International Conference on Acoustics, Speech and Signal Processing
Techniques to obtain good resolution and concentrated time-frequency distributions: a review
EURASIP Journal on Advances in Signal Processing
EURASIP Journal on Advances in Signal Processing
High-resolution time-frequency methods performance analysis
EURASIP Journal on Advances in Signal Processing - Special issue on applications of time-frequency signal processing in wireless communications and bioengineering
IEEE Transactions on Signal Processing
Time-frequency distributions with complex argument
IEEE Transactions on Signal Processing
Design of higher order polynomial Wigner-Ville distributions
IEEE Transactions on Signal Processing
Generalized Representation of Phase Derivatives for Regular Signals
IEEE Transactions on Signal Processing
Time-Frequency ARMA Models and Parameter Estimators for Underspread Nonstationary Random Processes
IEEE Transactions on Signal Processing
An adaptive optimal-kernel time-frequency representation
IEEE Transactions on Signal Processing
IEEE Transactions on Signal Processing
Validity-guided (re)clustering with applications to image segmentation
IEEE Transactions on Fuzzy Systems
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This paper describes the validity-guided fuzzy clustering evaluation for optimal training of localized neural networks (LNNs) used for reassigning time-frequency representations (TFRs). Our experiments show that the validity-guided fuzzy approach ameliorates the difficulty of choosing correct number of clusters and in conjunction with neural network-based processing technique utilizing a hybrid approach can effectively reduce the blur in the spectrograms. In the course of every partitioning problem the number of subsets must be given before the calculation, but it is rarely known apriori, in this case it must be searched also with using validity measures. Experimental results demonstrate the effectiveness of the approach.