Independent Component Analysis and Signal Separation: 7th International Conference, ICA 2007, London, UK, September 9-12, 2007. Proceedings

Front Matter....Pages -
A Flexible Component Model for Precision ICA....Pages 1-8
Blind Separation of Instantaneous Mixtures of Dependent Sources....Pages 9-16
The Complex Version of the Minimum Support Criterion....Pages 17-24
Optimal Joint Diagonalization of Complex Symmetric Third-Order Tensors. Application to Separation of Non Circular Signals....Pages 25-32
Imposing Independence Constraints in the CP Model....Pages 33-40
Blind Source Separation of a Class of Nonlinear Mixtures....Pages 41-48
Independent Subspace Analysis Is Unique, Given Irreducibility....Pages 49-56
Optimization on the Orthogonal Group for Independent Component Analysis....Pages 57-64
Using State Space Differential Geometry for Nonlinear Blind Source Separation....Pages 65-72
Copula Component Analysis....Pages 73-80
On Separation of Signal Sources Using Kernel Estimates of Probability Densities....Pages 81-88
Shifted Independent Component Analysis....Pages 89-96
Modeling and Estimation of Dependent Subspaces with Non-radially Symmetric and Skewed Densities....Pages 97-104
On the Relationships Between Power Iteration, Inverse Iteration and FastICA....Pages 105-112
A Sufficient Condition for the Unique Solution of Non-Negative Tensor Factorization....Pages 113-120
Colored Subspace Analysis....Pages 121-128
Is the General Form of Renyi’s Entropy a Contrast for Source Separation?....Pages 129-136
A Variational Bayesian Algorithm for BSS Problem with Hidden Gauss-Markov Models for the Sources....Pages 137-144
A New Source Extraction Algorithm for Cyclostationary Sources....Pages 145-151
A Robust Complex FastICA Algorithm Using the Huber M-Estimator Cost Function....Pages 152-160
Stable Higher-Order Recurrent Neural Network Structures for Nonlinear Blind Source Separation....Pages 161-168
Hierarchical ALS Algorithms for Nonnegative Matrix and 3D Tensor Factorization....Pages 169-176
Pivot Selection Strategies in Jacobi Joint Block-Diagonalization....Pages 177-184
Speeding Up FastICA by Mixture Random Pruning....Pages 185-192
An Algebraic Non Orthogonal Joint Block Diagonalization Algorithm for Blind Separation of Convolutive Mixtures of Sources....Pages 193-200
Non Unitary Joint Block Diagonalization of Complex Matrices Using a Gradient Approach....Pages 201-208
A Toolbox for Model-Free Analysis of fMRI Data....Pages 209-217
An Eigenvector Algorithm with Reference Signals Using a Deflation Approach for Blind Deconvolution....Pages 218-226
Robust Independent Component Analysis Using Quadratic Negentropy....Pages 227-235
Underdetermined Source Separation Using Mixtures of Warped Laplacians....Pages 236-243
Blind Separation of Cyclostationary Sources Using Joint Block Approximate Diagonalization....Pages 244-251
Independent Process Analysis Without a Priori Dimensional Information....Pages 252-259
An Evolutionary Approach for Blind Inversion of Wiener Systems....Pages 260-267
A Complexity Constrained Nonnegative Matrix Factorization for Hyperspectral Unmixing....Pages 268-276
Smooth Component Analysis as Ensemble Method for Prediction Improvement....Pages 277-284
Speed and Accuracy Enhancement of Linear ICA Techniques Using Rational Nonlinear Functions....Pages 285-292
Comparative Speed Analysis of FastICA....Pages 293-300
Kernel-Based Nonlinear Independent Component Analysis....Pages 301-308
Linear Prediction Based Blind Source Extraction Algorithms in Practical Applications....Pages 309-316
Blind Audio Source Separation Using Sparsity Based Criterion for Convolutive Mixture Case....Pages 317-324
Maximization of Component Disjointness: A Criterion for Blind Source Separation....Pages 325-332
Estimator for Number of Sources Using Minimum Description Length Criterion for Blind Sparse Source Mixtures....Pages 333-340
Compressed Sensing and Source Separation....Pages 341-348
Morphological Diversity and Sparsity in Blind Source Separation....Pages 349-356
Identifiability Conditions and Subspace Clustering in Sparse BSS....Pages 357-364
Two Improved Sparse Decomposition Methods for Blind Source Separation....Pages 365-372
Probabilistic Geometric Approach to Blind Separation of Time-Varying Mixtures....Pages 373-380
Infinite Sparse Factor Analysis and Infinite Independent Components Analysis....Pages 381-388
Fast Sparse Representation Based on Smoothed ℓ 0 Norm....Pages 389-396
Estimating the Mixing Matrix in Sparse Component Analysis Based on Converting a Multiple Dominant to a Single Dominant Problem....Pages 397-405
Dictionary Learning for L1-Exact Sparse Coding....Pages 406-413
Supervised and Semi-supervised Separation of Sounds from Single-Channel Mixtures....Pages 414-421
Image Compression by Redundancy Reduction....Pages 422-429
Complex Nonconvex l p Norm Minimization for Underdetermined Source Separation....Pages 430-437
Sparse Component Analysis in Presence of Noise Using an Iterative EM-MAP Algorithm....Pages 438-445
Mutual Interdependence Analysis (MIA)....Pages 446-453
Modeling Perceptual Similarity of Audio Signals for Blind Source Separation Evaluation....Pages 454-461
Beamforming Initialization and Data Prewhitening in Natural Gradient Convolutive Blind Source Separation of Speech Mixtures....Pages 462-470
Blind Vector Deconvolution: Convolutive Mixture Models in Short-Time Fourier Transform Domain....Pages 471-479
A Batch Algorithm for Blind Source Separation of Acoustic Signals Using ICA and Time-Frequency Masking....Pages 480-487
The Role of High Frequencies in Convolutive Blind Source Separation of Speech Signals....Pages 488-494
Signal Separation by Integrating Adaptive Beamforming with Blind Deconvolution....Pages 495-503
Blind Signal Deconvolution as an Instantaneous Blind Separation of Statistically Dependent Sources....Pages 504-511
Solving the Permutation Problem in Convolutive Blind Source Separation....Pages 512-519
Discovering Convolutive Speech Phones Using Sparseness and Non-negativity....Pages 520-527
Frequency-Domain Implementation of a Time-Domain Blind Separation Algorithm for Convolutive Mixtures of Sources....Pages 528-535
Phase-Aware Non-negative Spectrogram Factorization....Pages 536-543
Probabilistic Amplitude Demodulation....Pages 544-551
First Stereo Audio Source Separation Evaluation Campaign: Data, Algorithms and Results....Pages 552-559
‘Shadow BSS’ for Blind Source Separation in Rapidly Time-Varying Acoustic Scenes....Pages 560-568
Evaluation of Propofol Effects in Atrial Fibrillation Using Principal and Independent Component Analysis....Pages 569-576
Space-Time ICA and EM Brain Signals....Pages 577-584
Extraction of Gastric Electrical Response Activity from Magnetogastrographic Recordings by DCA....Pages 585-592
ECG Compression by Efficient Coding....Pages 593-600
Detection of Paroxysmal EEG Discharges Using Multitaper Blind Signal Source Separation....Pages 601-608
Constrained ICA for the Analysis of High Stimulus Rate Auditory Evoked Potentials....Pages 609-616
Gradient Convolution Kernel Compensation Applied to Surface Electromyograms....Pages 617-624
Independent Component Analysis of Functional Magnetic Resonance Imaging Data Using Wavelet Dictionaries....Pages 625-632
Multivariate Analysis of fMRI Group Data Using Independent Vector Analysis....Pages 633-640
Extraction of Atrial Activity from the ECG by Spectrally Constrained ICA Based on Kurtosis Sign....Pages 641-648
Blind Matrix Decomposition Techniques to Identify Marker Genes from Microarrays....Pages 649-656
Perception of Transformation-Invariance in the Visual Pathway....Pages 657-664
Subspaces of Spatially Varying Independent Components in fMRI....Pages 665-672
Multi-modal ICA Exemplified on Simultaneously Measured MEG and EEG Data....Pages 673-680
Blind Signal Separation Methods for the Identification of Interstellar Carbonaceous Nanoparticles....Pages 681-688
Specific Circumstances on the Ability of Linguistic Feature Extraction Based on Context Preprocessing by ICA....Pages 689-696
Conjugate Gamma Markov Random Fields for Modelling Nonstationary Sources....Pages 697-705
Blind Separation of Quantum States: Estimating Two Qubits from an Isotropic Heisenberg Spin Coupling Model....Pages 706-713
An Application of ICA to BSS in a Container Gantry Crane Cabin’s Model....Pages 714-721
Blind Separation of Non-stationary Images Using Markov Models....Pages 722-729
Blind Instantaneous Noisy Mixture Separation with Best Interference-Plus-Noise Rejection....Pages 730-737
Compact Representations of Market Securities Using Smooth Component Extraction....Pages 738-745
Bayesian Estimation of Overcomplete Independent Feature Subspaces for Natural Images....Pages 746-753
ICA-Based Image Analysis for Robot Vision....Pages 754-761
Learning of Translation-Invariant Independent Components: Multivariate Anechoic Mixtures....Pages 762-769
Channel Estimation for O-STBC MISO Systems Using Fourth-Order Cross-Cumulants....Pages 770-777
System Identification in Structural Dynamics Using Blind Source Separation Techniques....Pages 778-785
Image Similarity Based on Hierarchies of ICA Mixtures....Pages 786-793
Text Clustering on Latent Thematic Spaces: Variants, Strengths and Weaknesses....Pages 794-801
Top-Down Versus Bottom-Up Processing in the Human Brain: Distinct Directional Influences Revealed by Integrating SOBI and Granger Causality....Pages 802-809
Noisy Independent Component Analysis as a Method of Rotating the Factor Scores....Pages 810-817
Multilinear (Tensor) ICA and Dimensionality Reduction....Pages 818-826
ICA in Boolean XOR Mixtures....Pages 827-835
A Novel ICA-Based Image/Video Processing Method....Pages 836-842
Blind Audio Source Separation Based on Independent Component Analysis....Pages 843-843
Back Matter....Pages -