
Applied Linear Algebra for Signal Processing, Data Analytics and Machine Learning

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5 min

Applied Linear Algebra | Vector Properties

Vectores: Unit nom vector,Cauchy-Schwarz inequality, Radar application

Inner Product Application: Beamforming in Wireless Communication Systems

Matrices: Definition, Addition and Multiplication of Matrices

Matrix: Column Space, Linear Independence, Rank, Gaussian Elimination

Matrix: Determinant, Inverse Computation, Adjoint, Cofactor Concepts

Applications of Matrices: Solution of Linear Systems, MIMO Wireless Technology

Applications of Matrices: Electric Circuits, Traffic Flows

Applications of Matrices: Graph Theory, Social Networks, Dominance Directed Graph, Influential Node

Null Space of Matrix: Definition, Rank-Nullity Theorem, Application in Electric Circuits

Gram-Schmidt Orthogonalization

Gaussian Random Variable: Definition, Mean, Variance, Multivariate Gaussian, Covariance Matrix

Linear Transformation of Gaussian Random Vectors

Machine Learning Application: Gaussian Classification

Eigenvalue: Definition, Characteristic Equation, Eigenvalue Decomposition

Special Matrices: Rotation and Unitary Matrices; Application — Alamouti Code

Positive Semi-definite (PSD) Matrices: Definition, Properties, Eigenvalue Decomposition

Positive Semidefinite Matrix: Examples & Illustrations of Eigenvalue Decomposition

Machine Learning Application: Principal Component Analysis (PCA)

Computer Vision Application: Face Recognition, Eigenfaces

Least Squares (LS) Solution, Pseudo-Inverse Concept

Least Squares via Principle of Orthogonality, Projection Matrix, Properties

Application: Pseudo-Inverse and MIMO Zero Forcing (ZF) Receiver

Wireless Application: Multi-Antenna Channel Estimation

Machine Learning Application: Linear Regression

Computational Mathematics Application: Polynomial Fitting

Least Norm Solution

Wireless Application: Multi-user Beamforming

Singular Value Decomposition (SVD): Definition, Properties, Example

SVD Application in MIMO Wireless Technology: Spatial-Multiplexing & High Data Rates