• Laboratory syllabus and submission guidelines
• Laboratory point assignments

"Lab #0": MATLAB Tutorial  (5/1/02)

• The MATLAB tutorial document .
• MatlabRefCard.pdf -- a MATLAB reference card borrowed from Engineering 101.
• filter_audio.m -- a demonstration script for recording, displaying, and manipulating signals in MATLAB
• file_code.m -- a demonstration function for performing JPEG compression
• sample_function.m -- a monolithic MATLAB function to demonstrate how to do a wide variety of things in MATLAB.

Lab #1: Signal Statistics and Detection I  (5/8/02 & 5/15/02)

• Laboratory #1 Document
• Demo files:

• sample_laboratory.doc -- Use this as a formatting guideline or a template for your laboratory assignment
• lab1_sys_demo.m -- A demonstration system for use during lab section
• sig_nosig_demo.dll -- A working demonstration version of sig_nosig.m.  (Note that this function only works on Windows systems running MATLAB version 6.  It should work on any CAEN PC running Matlab 6.1.)

• Lab assignment files:

• lab1_data.mat -- Contains two signals for use in this laboratory
• lab1_sys1.m , lab1_sys2.m -- systems for use in Lab #1, Problem #3
• sig_nosig.m -- A "skeleton" function for the signal/no signal detection

Lab #2: Correlation and Detection II  (5/22/02)

• Laboratory #2 Document
• Demo files:

• energy_demo.m -- demonstration of detection with using energy
• corr_demo.m   -- demonstration of detection with correlation
• corr_view.m -- real-time demonstration of running correlation
• lab2_data.mat -- sample data for corr_view.m
• run_corr_demo.dll -- completed/compiled version of run_corr.m

• Lab assignment files:

• code_signal.m -- function that generates code signals for multi-user communication system
• run_corr.m -- "skeleton" function for run_corr, which computes running correlation
• lab2_data.mat -- data files for radar system

Lab #3: Sinusoids and Sinusoidal Correlation  (5/29/02)

• Laboratory #3 Document
• Demo files:

• ce_demo.m -- script that generates a 3-D plot of a complex exponential signal
• apc_demo.dll -- completed/compiled version of apc.m
• fape_demo.dll -- completed/compiled version of fape.m

• Lab assignment files:

• apc.m -- "skeleton" function for apc, which implements the "amplitude and phase calculator"
• fape.m -- "skeleton" function for fape, which implements the "frequency, amplitude, and phase estimator"
• lab3_data.mat -- data files for sinusoidal correlation

Lab #4: Fourier Series and the DFT  (6/12/02)

• Laboratory #4 Document
• Lab assignment files:

• sinsum.m and sinsum.fig   -- Files for the "sum-of-sinusoids" GUI used in Problem #1
• lab4_data.mat -- data files for Lab #4
• fourier_synthesis.m -- function which performs Fourier Series synthesis
• fourier_analysis.m -- function which performs Fourier Series analysis
• fix_melody.m -- incomplete function to remove undesired component in a signal
• melody_check.m -- computes spectrogram for verifying problem #5

Lab #5: Images, Compression, and Coding  (6/19/02)

• Laboratory #5 Document
• Lab demo files:

• eagle.tif -- a demonstration image for compression
• file_code.m -- updated version of file_code, demonstrates several image compression routines

• Lab assignment files:

• cameraman.tif -- A standard image used for image processing
• display_square.m -- A function used to visualize the image values associated with small portions of an image
• quantize_fcn.m -- A function that implements quantization
• dft_block.m -- The transform portion of a transform encoder
• inverse_dft_block.m -- The inverse transformation portion of a transform decoder
• dft_coder.m -- The entire transform encoder

Lab #6: Filters and Image Processing  (6/26/02)

• Laboratory #6 Document
• Lab demo files:

• goldhill.tif -- a demonstration image for filtering
• mandrill.tif -- another demonstration image for filtering

• Lab assignment files:

• lab6_data.mat -- A set of signals for Lab #6
• g_smooth.m -- Produces coefficients for 1-D smoothing filters
• g_smooth2.m -- Produces coefficients for 2-D smoothing filters
• sharpen.m -- Sharpens an image with varying strength
• peppers.tif -- A "noise-free" image
• peppers_noise1.tif -- A noisy version of peppers.tif
• peppers_noise2.tif -- Another noisy version of peppers.tif
• peppers_blur.tif -- A blurred version of peppers.tif

Lab #7: DTMF Decoding and Filter Frequency Response  (7/17/02)

• Laboratory #7 Document
• Lab demo files:

• dtmf_sound.wav -- a recording of a "real" DTMF signal
• dtmf_dial_demo.dll   -- demonstration version of the DTMF dialer function

• Lab assignment files:

• dtmf_dial.m -- the (incomplete) DTMF dialer function
• dtmf_filt_char.m -- function for characterizing bandpass filters for the DTMF decoder
• dtmf_decode.m -- the (incomplete) DTMF decoder function
• dtmf_attack.m   -- function for testing the robustness of the DTMF detector to noise

Lab #8: Classification and Vowel Recognition  (7/24/02)

• Laboratory #8 Document
• Lab demo files:

• lab8_example.m -- .m script that generates example figures for the laboratory background
• lab8_example2.m -- .m script that generates more example figures for the laboratory background
• feature_classifier_demo.dll -- completed demo version of the feature classifier
• formant_classifier.dll -- complete vowel classifier (from sound recording to classification) using the formant features
• fbank_classifier.dll -- complete vowel classifier (from sound recording to classification) using the filter bank features

• Lab assignment files:

• lab8_data.mat -- required data for the laboratory assignment
• calc_formants.m -- calculates formant features from an short segment of a vowel signal
• calc_fbank.m -- calculates filter bank features from a short segment of a vowel signal
• feature_classifier.m -- skeleton function for the feature classifier
• confusion_matrix.m -- function used to calculate confusion matrices

Lab #9: Filter Design, Modeling and the z-plane (7/31/02)

• Laboratory #9 Document
• Lab demo files:

• lab9_demo.mat -- Data file for demonstrations in the lab section
• confusion_matrix_demo.dll -- compiled function for computing confusion matrices
• ap_classifier.dll -- complete vowel classifier (from sound recording to classification) using the all-pole features

• Lab assignment files:

• lab9_data.mat -- required data for the laboratory assignment
• show_z2.m -- a function that displays a surface plot of the Z-plane for a given filter
• pole_zero_place3d.fig and pole_zero_place3d.m -- files for Pole-Zero Place 3-D GUI

 "Lab #10": Feedback and Demos  (8/7/02)