academic 71
- Natural Language Processing Lab guide
- Complete Software Engineering Semester Note Based on The Previous Questions for CSE-401
- CSE 409 Past Exams and CSE 410 Lab: Worked Solutions
- Number Representation, Quantization Effects, and Filter Structures
- IIR Design by Impulse Invariance, Derivative Approximation, and Frequency Transformations
- FIR Design by Frequency Sampling, Differentiators, and Hilbert Transformers
- Parametric Spectrum Estimation: Yule-Walker, Burg, MUSIC, ESPRIT, and MVDR
- Nonparametric Spectrum Estimation: Periodogram, Bartlett, Welch, and Blackman-Tukey
- Wiener Filters: FIR, IIR, and Noncausal Optimum Filtering
- Software Engineering Semester Questions
- Linear Prediction: Forward, Backward, Normal Equations, and Levinson-Durbin
- Multistage Rate Conversion, CIC Filters, Halfband Filters, and Farrow Structures
- Signal Reconstruction, Interpolation, DAC, Bandpass Sampling, and Oversampling
- Goertzel Algorithm, Chirp-Z Transform, and the DCT
- DIT vs DIF FFT, Bit Reversal, In-Place Computation, and Radix-4
- The DFT as a Linear Transformation and Its Matrix Form
- Fourier Series, Spectral Density, Bandwidth, and DTFT Symmetry
- All-Pass Filters, Digital Oscillators, and Minimum/Maximum-Phase Systems
- Advanced Z-Transform Properties: Conjugation, Accumulation, Correlation, and Parseval
- Inverse Z-Transform by Long Division and Inspection: Worked Examples
- Difference Equations, System Interconnections, and Correlation of Periodic Sequences
- Energy, Power, Periodicity, and Signal Symmetries
- Sample vs Population Statistics, Covariance, and Eigenanalysis
- Stationary vs Non-Stationary Signals
- Elementary Discrete-Time Sequences
- How to Write a Research Paper
- Discrete-Time Signal Representations and Sequence Types
- DSP Applications: Audio, Radar, Biometrics, and BCI
- Applications: Echo Cancellation, Noise Cancellation, Beamforming
- RLS Algorithm and Lattice Structures
- Adaptive Filters: LMS and NLMS Algorithms
- Subband Coding, Filter Banks, and Narrowband Design
- Polyphase Implementation and Noble Identities
- Multirate DSP: Decimation and Interpolation
- Complete Filter Design Workflow in MATLAB
- Manual DFT/IDFT, Covariance, and Logical Indexing
- MATLAB for DSP: Signal Generation and FFT
- Special IIR Filters, Structures, and Finite Word-Length
- IIR Filter Design: Bilinear Transform and Analog Prototypes
- FIR Filter Design: Window Method and Parks-McClellan
- Digital Filters: FIR vs IIR Comparison
- Practical DFT/FFT Considerations and Cepstrum
- Radix-2 FFT, Windowing, and Spectral Leakage
- Computing DFT by Hand and DFT Properties
- DTFT, DFT, and FFT: The Frequency Domain Trinity
- One-Sided Z-Transform, Transient/Steady-State, and Stability Triangle
- Pole-Zero Analysis and Stability
- Z-Transform Properties and Convolution
- Z-Transform: Definition, ROC, and Transform Pairs
- LTI Systems: Impulse Response, Convolution, and Correlation
- Linearity, Causality, and BIBO Stability
- Discrete-Time Systems and Classification
- Covariance, Correlation, and Real-World Examples
- Skewness and Kurtosis: Shape of Distribution
- Statistical Description of Signals: Mean and Variance
- Folding, Combined Operations, and Block Diagrams
- Time Scaling: Compression and Expansion
- Time Shifting: Delay and Advance
- Signal Operations: Amplitude Domain
- ADC Errors and Signal-to-Quantization-Noise Ratio
- Bits, Levels, and Dynamic Range Relationships
- Quantization Error: Derivation and Numerical Example
- Quantization: Discretizing the Amplitude Axis
- How to Avoid Aliasing: Anti-Aliasing Filters and DAQ
- Aliasing: The Spectral Impostor
- Finding Minimum Sampling Rate: Worked Examples
- Sampling Theorem and Nyquist Rate
- The DSP Pipeline: From Analog to Digital
- Digital vs Analog Signal Processing Advantages
- Signal Classifications in DSP
- What Is a Signal? The Foundation of DSP