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Question
How to extract ENF (Electrical Network Frequency) form audio signal. I want extracted ENF pattern from the audio signal using MATLAB code
% STFT anaysis of 50 Hz siganl present in audio signal clc, clear all, close all; [x, fs] = audioread('Record_Trans.wav'...
mer än 11 år ago | 1 answer | 0
1
answerhow to reverse the axis in matlab??
spectrogram(x,window,noverlap,nfft,fs); %plots freq in x-axis by default spectrogram(x,window,noverlap,nfft,fs,'yaxis'); %p...
mer än 11 år ago | 3
Question
how to reverse the axis in matlab??
clc, clear all, close all; fs = 400; dt = 1/fs; t = 0:dt:0.4; x = sin(2*pi*50*t)'; l = length(x); y = ceil(l...
mer än 11 år ago | 2 answers | 0
2
answersQuestion
Bandpass Filter Design MATLAB Code
I want a bandpass filter of bandwidth 1 Hz (49.5 Hz - 50.5 Hz) to filter a signal of sampling frequency 16000 Hz. Please help me...
mer än 11 år ago | 1 answer | 0
1
answerQuestion
Error using .* Matrix dimensions must agree.
I am trying to plot spectrogram of audio signal usinf fft using the followinf codes astft.m function [ X ] = astft...
mer än 11 år ago | 1 answer | 0
