CT321 Digital Signal Processing ( )

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Presentation transcript:

CT321 Digital Signal Processing (3-0-2-4) Instructor: Aditya Tatu (FB-1,1206, Ext:540)

Other details… Teaching Assistants: Pre-requisites Ronak Kosti 201211018 Tripti Tiwari 201211028 Lekshmi Ramesh 201311008 Falak Shah 201311024 Pre-requisites CT203 Signals & Systems. SC116 Algebraic Structures.

Other details… Grading scheme: Attendance policy 2 Mid-sem exams 40 % End-Sem exam 30% Lab submissions 20% Lab exam 10% Attendance policy Lectures: [Do not] attend at your own risk!!! Labs: Mandatory.

Contents Signals & Systems: A Review Transforms for Discrete signals Importance of Algebraic structures. Transforms for Discrete signals DFT, FFT, Z-transforms Discrete time systems Frequency analysis, Z-transform analysis, State-space representation. Digital filters Recursive, Non-recursive. Filter Design Approximation theory: Least square, Minimax approach Multirate signal processing Interpolation, Decimation.

References Symmetries & groups in Signal Processing V.P.Sinha Linear Algebra & its applications Gilbert Strang David Lay Digital Signal Processing, Principles, Algorithms & Applications Proakis & Manolakis. Digital Filters R.W.Hamming

Lecture – 1 Signals & Systems: A review What is a signal?

Interpret the following image

DTI

Compressive sensing

Compressive sensing Original Image 128 x 128 = 16384 pixels Image reconstructed from 1600 measurements Image reconstructed from 3300 measurements