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Question
how to get two-dimensional matrix from an generated image using frame2im
[image, Map] = frame2im(m(1)); points = detectSURFFeatures(image); There is an error about the incorrect input for the det...
7 years ago | 0 answers | 0
0
answersQuestion
How to apply detectHarrisFeatures to a video frame then recreate a new video using frames with detectHarrisFeatures
function [ RecreateVideo ] = convertVideoCorner( path ) v = VideoReader(path); vidHeight = v.Height; vidWidth...
7 years ago | 0 answers | 0
0
answersQuestion
How to convert struct to a video
v = VideoReader(path); vidHeight = v.Height; vidWidth = v.Width; mov=struct('cdata',zeros(vidHeight,vid...
7 years ago | 1 answer | 1
1
answerQuestion
FFT output is a frequency vector that can apply to this function?
In the Description of <https://uk.mathworks.com/help/matlab/ref/fft.html fft>, it said "If X is a vector, then fft(X) returns th...
8 years ago | 1 answer | 0
1
answerQuestion
HTK file writing parameters problem
% Open file for writing: fid = fopen(filename, 'w', 'ieee-be'); % Write the header information% fwrite(fid, nSam...
8 years ago | 0 answers | 0
0
answersQuestion
Custom short time spectral processing function and plotting continuous
function [ Mag, Phase ] = magPhase( Frame ) xF = Frame(1:320)*hamming(320); y = fft(xF); Mag = abs(y); Phase = a...
8 years ago | 0 answers | 0
0
answersQuestion
How to extract samples from audio and hamming window?
fs = 16000; r = audiorecorder(fs, 16, 1); recordblocking(r,3); x = getaudiodata(r, 'double'); plot(x); t = [1/fs: 1/fs: le...
8 years ago | 1 answer | 0