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1. The Correlative Brain. |
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1.2 Correlation Detection in Single Neurons. |
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1.3 Correlation in Ensembles of Neurons: Synchrony and Population Coding. |
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1.4 Correlation is the Basis of Novelty Detection and Learning. |
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1.5 Correlation in Sensory Systems: Coding, Perception, and Development. |
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1.6 Correlation in Memory Systems. |
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1.7 Correlation in Sensory-Motor Learning. |
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1.8 Correlation, Feature Binding, and Attention. |
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1.9 Correlation and Cortical Map Changes after Peripheral Lesions and Brain Stimulation. |
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2. Correlation in Signal Processing. |
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2.1 Correlation and Spectrum Analysis. |
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2.1.1 Stationary Process. |
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2.1.2 Non-stationary Process. |
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2.1.3 Locally Stationary Process. |
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2.1.4 Cyclostationary Process. |
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2.1.5 Hilbert Spectrum Analysis. |
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2.1.6 Higher Order Correlation-based Bispectra Analysis. |
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2.1.7 Higher Order Functions of Time, Frequency, Lag, and Doppler. |
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2.1.8 Spectrum Analysis of Random Point Process. |
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2.3 Least-Mean-Square Filter. |
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2.4 Recursive Least-Squares Filter. |
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2.6 Higher Order Correlation-Based Filtering. |
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2.7 Correlation Detector. |
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2.7.1 Coherent Detection. |
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2.7.2 Correlation Filter for Spatial Target Detection. |
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2.8 Correlation Method for Time-Delay Estimation. |
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2.9 Correlation-Based Statistical Analysis. |
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2.9.1 Principal Component Analysis. |
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2.9.3 Canonical Correlation Analysis. |
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2.9.4 Fisher Linear Discriminant Analysis. |
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2.9.5 Common Spatial Pattern Analysis. |
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Appendix: Eigenanalysis of Autocorrelation Function of Nonstationary Process. |
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Appendix: Estimation of the Intensity and Correlation Functions of Stationary Random Point Process. |
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Appendix: Derivation of Learning Rules with Quasi-Newton Method. |
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3. Correlation-Based Neural Learning and Machine Learning. |
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3.1 Correlation as a Mathematical Basis for Learning. |
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3.1.1 Hebbian and Anti-Hebbian Rules (Revisited). |
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3.1.3 Grossberg’s Gated Steepest Descent. |
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3.1.4 Competitive Learning Rule. |
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3.1.6 Local PCA Learning Rule. |
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3.1.7 Generalizations of PCA Learning. |
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3.1.9 Wake-Sleep Learning Rule for Factor Analysis. |
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3.1.10 Boltzmann Learning Rule. |
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3.1.11 Perceptron Rule and Error-Correcting Learning Rule. |
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3.1.12 Differential Hebbian Rule and Temporal Hebbian Learning. |
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3.1.13 Temporal Difference and Reinforcement Learning. |
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3.1.14 General Correlative Learning and Potential Function. |
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3.2 Information-Theoretic Learning. |
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3.2.1 Mutual Information vs. Correlation. |
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3.2.2 Barlow’s Postulate. |
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3.2.3 Hebbian Learning and Maximum Entropy. |
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3.2.5 Local Decorrelative Learning. |
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3.2.6 Blind Source Separation. |
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3.2.7 Independent Component Analysis. |
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3.2.8 Slow Feature Analysis. |
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3.2.9 Energy-Efficient Hebbian Learning. |
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3.3 Correlation-Based Computational Neural Models. |
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3.3.1 Correlation Matrix Memory. |
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3.3.3 Brain-State-in-a-Box Model. |
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3.3.4 Autoencoder Network. |
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3.3.6 Neuronal Synchrony and Binding. |
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3.3.7 Oscillatory Correlation. |
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3.3.8 Modeling Auditory Functions. |
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3.3.9 Correlations in the Olfactory System. |
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3.3.10 Correlations in the Visual System. |
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3.3.12 CMAC and Motor Learning. |
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3.3.13 Summarizing Remarks. |
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Appendix: Mathematical Analysis of Hebbian Learning. |
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Appendix: Necessity and Convergence of Anti-Hebbian Learning. |
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Appendix: Link Between the Hebbian Rule and Gradient Descent. |
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Appendix: Reconstruction Error in Linear and Quadratic PCA. |
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4. Correlation-Based Kernel Learning. |
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4.2 Kernel PCA and Kernelized GHA. |
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4.3 Kernel CCA and Kernel ICA. |
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4.4 Kernel Principal Angles. |
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4.5 Kernel Discriminant Analysis. |
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4.7 Kernel-Based Correlation Analysis: Generalized Correlation Function and Correntropy. |
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4.8 Kernel Matched Filter. |
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5. Correlative Learning in a Complex-Valued Domain. |
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5.2 Complex-Valued Extensions of Correlation-Based Learning. |
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5.2.1 Complex-Valued Associative Memory. |
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5.2.2 Complex-Valued Boltzmann Machine. |
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5.2.3 Complex-Valued LMS Rule. |
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5.2.4 Complex-Valued PCA Learning. |
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5.2.5 Complex-Valued ICA Learning. |
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5.2.6 Constant Modulus Algorithm. |
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5.3 Kernel Methods for Complex-Valued Data. |
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5.3.1 Reproducing Kernels in the Complex Domain. |
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5.3.2 Complex-Valued Kernel PCA. |
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6. ALOPEX: A Correlation-Based Learning Paradigm. |
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6.2 The Basic ALOPEX Rule. |
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6.3 Variants of the ALOPEX Algorithm. |
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6.3.1 Unnikrishnan and Venugopal’s ALOPEX. |
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6.3.3 An Improved Version of the ALOPEX-B. |
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6.3.4 Two-Timescale ALOPEX. |
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6.3.5 Other Types of Correlation Mechanisms. |
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6.5 Monte Carlo Sampling-Based ALOPEX Algorithms. |
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6.5.1 Sequential Monte Carlo Estimation. |
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6.5.2 Sampling-Based ALOPEX Algorithms. |
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Appendix: Asymptotical Analysis of the ALOPEX Process. |
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Appendix: Asymptotic Convergence Analysis of the 2t-ALOPEX Algorithm. |
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7.1 Hebbian Competition as the Basis for Cortical Map Reorganization? |
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7.2 Learning Neurocompensator: A Model-Based Hearing Compensation Strategy. |
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7.2.2 Model-Based Hearing Compensation Strategy. |
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7.2.4 Experimental Results. |
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7.3 Online Training of Artificial Neural Networks. |
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7.3.3 Online Option Prices Prediction. |
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7.3.4 Online System Identification. |
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7.4 Kalman Filtering in Computational Neural Modeling. |
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7.4.2 Overview of Kalman Filter in Modeling Brain Functions. |
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7.4.3 Kalman Filter for Learning Shape and Motion from Image Sequences. |
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7.4.4 General Remarks and Implications. |
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8.1 Summary: Why Correlation? |
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8.1.1 Hebbian Plasticity and the Correlative Brain. |
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8.1.2 Correlation-Based Signal Processing. |
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8.1.3 Correlation-Based Machine Learning. |
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8.2.1 Generalizing the Correlation Measure. |
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8.2.2 Deciphering the Correlative Brain. |
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Appendix A: Autocorrelation and Cross-correlation Functions. |
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Appendix B: Stochastic Approximation. |
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Appendix C: A Primer on Linear Algebra. |
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Appendix D: Probability Density and Entropy Estimators. |
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Appendix E: EM Algorithm. |
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