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Leon Ellis


Last seen: 6 months 前 |  自 2021 起处于活动状态

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Revolute joint control degrees
Good day, I am currently busy with a project that involves controlling a rotery inverse pendulum. I am currently running into a...

7 months 前 | 0 个回答 | 0

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Find x-value of cfit function.
Good day, I am trying to find the x-value of a cfit function with a known y-value. I am however struggling as the solve() funct...

2 years 前 | 1 个回答 | 0

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Ball bounce - State equations
Good day, I am currently a student assigned with a practical to simulate a ball bouncing over time. This is done by obtaining t...

2 years 前 | 1 个回答 | 0

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Finding the closest match for data.
Good day, here I've plotted a power, frequency vs time domain of an audio signal. I have the power, frequency and time valu...

2 years 前 | 1 个回答 | 0

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Identify words using time-frequency characteristics.
Good day, my task is to do word identification. I have used the pspectrum spectrogram function in order to aquire the power, ti...

2 years 前 | 1 个回答 | 0

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Word comparison and Identification.
Good day all, I'm trying to compare words and find which word is most likely to have been said usaing the immse() (mean square e...

2 years 前 | 1 个回答 | 0

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Word comparison using frequency domain.
Good day, I've managed to get the following from a sound wave using the FFT function: The red circles are the peak values fou...

2 years 前 | 0 个回答 | 0

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Word recognition power frequency domain
(Best to use this code in a livescript I think) Hi, so my assignment is word recognition. As I understand we must take the sou...

2 years 前 | 1 个回答 | 0

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已回答
App designer user input
Thanks!

2 years 前 | 0

提问


App designer user input
Good day, I couldn't find any example of this and am also not sure if it is possible. My goal is to allow the user to input a w...

2 years 前 | 2 个回答 | 0

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FFT of sound wave frequency graph
Good day, I am plotting the sound wave in the frequincy domain and applying a low pass filter in the time and frequincy domain. ...

2 years 前 | 1 个回答 | 0

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提问


Sending one digit variable serially
Good day, I'm trying to send the variable x through serial to my arduino. The only problem is, when i monitor my serialport, th...

2 years 前 | 1 个回答 | 0

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fopen of serial object
Good day, I'm trying to open my serialport to connect and write data to my arduino uno mcu. However I keep getting an error. M...

2 years 前 | 1 个回答 | 0

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已回答
Serial communication with device error
Solved: I just had to delete or close to variable each time.

2 years 前 | 0

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提问


Serial communication with device error
Good day, I'm trying to serially communicate with my FT232RL via COM1 port, however I keep getting an error. This is my code: ...

2 years 前 | 1 个回答 | 0

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提问


Sound processing dividing words
Good day, I'm audioreading a audio file with words said seperately, I.G, "One, two, three, four, five, six" till twenty. I plot...

2 years 前 | 1 个回答 | 0

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Finding end of words in signal
Good day, I have a sound signal, which i want to find the end of each word said in that sound signal. So like, I want to find t...

2 years 前 | 1 个回答 | 0

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提问


Creating new arrays under conditions.
So what I want to do is the following: I have 2 vectors: Start() and stop() containing starting points of a signal and ending p...

2 years 前 | 1 个回答 | 0

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提问


Matlab envelope function help
Good day, my goal is to use the envelope() function to take sound signals and plot it's outskurts, so only it's amplitudes. Giv...

2 years 前 | 1 个回答 | 0

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Creating 2 new arrays for given condition
Good day, I'm trying to write an algorithm that goes as follows: So I have y values (y) and corresponding time values (tTrans)...

2 years 前 | 1 个回答 | 0

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提问


Speech recognition separating words.
Good day, my task is to create a program that allows the user to record his/her voice and say a few words with pauses inbetween....

2 years 前 | 1 个回答 | 0

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copying specific elements of an array to another.
Hi, I want to copy certain values from an array with a known size to an array with an unspesified size based on the critaria. ...

2 years 前 | 2 个回答 | 0

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Isolating words in speech
Good day, my task is to say 20 words into my microphone on matlab and to create an algorithm of some sorts in order to take the ...

2 years 前 | 0 个回答 | 1

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Matlab integral funtion error
Hi, I can't seem to get the integral function to work correctly. syms x z=1/(3-1) f=@(x)(x.*exp((x.^2)-1))/sin(x) fi=integr...

2 years 前 | 3 个回答 | 0

3

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Numerical function invalid expression
I want to defind a function numerically. The function is ((e^2x)*tan(x))/x^3). I'm using h=@(x)exp(2x).*tan(x)./x.^3 to defind...

2 years 前 | 1 个回答 | 0

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