Contrastive independent subspace analysis network for multi-view spatial information extraction

T Zhang, D Zeng, W Liu, Z Wu, C Ding, X Zhong - Neural Networks, 2025 - Elsevier
… Thus robust independent subspace analysis network, optimized by sparse and soft … , is
first proposed to extract the latent spatial information of multi-view data with subspace bases. …

Block coordinate descent algorithms for auxiliary-function-based independent vector extraction

R Ikeshita, T Nakatani, S Araki - IEEE Transactions on Signal …, 2021 - ieeexplore.ieee.org
constraint where the sample correlation between every pair of separated signals equals zero.
This constraint … ) imply that vectors V1w1 and Vzw1 are orthogonal to the subspace Im Wz …

Gradient algorithms for complex non-gaussian independent component/vector extraction, question of convergence

Z Koldovský, P Tichavský - IEEE Transactions on Signal …, 2018 - ieeexplore.ieee.org
… The theoretical part of this paper will be constrained to the determined case, which … subspaces
of components that are mutually independent while components inside of the subspaces

Adaptive constrained independent vector analysis: An effective solution for analysis of large-scale medical imaging data

S Bhinge, Q Long, VD Calhoun… - IEEE journal of selected …, 2020 - ieeexplore.ieee.org
… The signal subspace from all subjects is concatenated to form a tall data … to extract a
common signal subspace. ICA is applied on the group-level PCs in order to estimate independent

Constrained independent vector analysis with reference for multi-subject fMRI analysis

T Vu, F Laport, H Yang, VD Calhoun… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
… the assumption of a common subspace among all subjects and hence… independent
component is extracted as the closest one to the reference signal. Thus, the thresholding-constrained

Independent vector analysis for common subspace analysis: Application to multi-subject fMRI data yields meaningful subgroups of schizophrenia

Q Long, S Bhinge, VD Calhoun, T Adali - NeuroImage, 2020 - Elsevier
… In this work, we propose a new method, which we call, independent vector analysis (IVA)
for common subspace extraction (IVA-CS) to extract subspaces from large-scale datasets and …

A subspace approach to layer extraction

Q Ke, T Kanade - Proceedings of the 2001 IEEE Computer …, 2001 - ieeexplore.ieee.org
… The subspace constraints to be exploited in this paper are derived from the relative affine
transformations collected from homogeneous color regions. Our algorithm assumes that each …

[HTML][HTML] Successive direction extraction for estimating the central subspace in a multiple-index regression

X Yin, B Li, RD Cook - Journal of Multivariate Analysis, 2008 - Elsevier
In this paper we propose a dimension reduction method for estimating the directions in a
multiple-index regression based on information extraction. This extends the recent work of Yin …

Independent vector analysis with more microphones than sources

R Scheibler, N Ono - 2019 IEEE Workshop on Applications of …, 2019 - ieeexplore.ieee.org
constraints between the signal and background subspaces are imposed to regularize the
separation. The problem can then be posed as a constrained … as independent vector extraction

Orthogonally constrained independent component extraction: Blind MPDR beamforming

Z Koldovský, P Tichavský… - 2017 25th European …, 2017 - ieeexplore.ieee.org
… Abstract—We propose a novel technique for the extraction of one independent component
subspaces are constrained to be orthogonal to ensure their uncorrelatedness. The constraint