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# Armindo

40 total contributions since 2013

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Professional Interests: Sports

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Filtering peaks to find number of pulses
rising and falling edge can be found like this: %Get the rising edge, is given by default matlab function findpeaks like this...

environ un an ago | 0

Question

Numerical integration acceleration but correcting for the offset
How can I calculate displacement from acceleration but correcting for the offset? Basically from the acceleration cruve I c...

environ un an ago | 0 answers | 0

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Question

Error Operands to the || and && operators must be convertible to logical scalar values.
Names = {'RHip','RKnee','RAnkle'}; Why doing this works ok if~isempty( strfind(Names{1}, 'Hip') || strfind(Names{2}, 'Knee'...

environ un an ago | 2 answers | 0

### 2

Error Operands to the || and && operators must be convertible to logical scalar values.
KALYAN ACHARJYA Thanks but that don't solve the problem. The code doesn't work with || neither with |.

environ un an ago | 0

Find the max peak
Thanks, but if the scale change how can I know the value to mask?

environ un an ago | 0

Question

Find the max peak
Hi, I need to determine the following peaks (red circles in the image attached) automatically. For that I can make something ...

environ un an ago | 2 answers | 0

### 2

Question

Zeros from a spline (csapi and spapi)
I am using a cubic spline like this: Spl = csapi (Time_t, Sig); Out= fnval(Spl,Time_t); After this I...

environ un an ago | 1 answer | 0

### 1

How to use arduido with stepper motor and HY-DIV268N-5A driver
No one can help me with this....

plus de 2 ans ago | 0

Question

How to use arduido with stepper motor and HY-DIV268N-5A driver
Hi Hope someone can help me on this please. What do I have: Stepper Motor Wantai WT57STH115-4204A with 4.2A(U) and 1.8...

plus de 2 ans ago | 1 answer | 0

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Question

How to find the corner points at a plateau
I need to find the two corner points at a plateau. For that I am using this function and I am able to get the first but not the ...

environ 3 ans ago | 3 answers | 0

### 3

Icons disappear from application after using matlab compiler
Hi Walter Thank you for the help. I already solved the problem. Basically I was unable to overide data in complied mat file i...

plus de 3 ans ago | 0

Icons disappear from application after using matlab compiler
Hi I was able to solve the Icons and Toolbox issues mentioned above, however a new problem appeared. I have an object th...

plus de 3 ans ago | 0

Question

Icons disappear from application after using matlab compiler
Hi I made an application that I need to run in another computer without matlab, but after use compiler (from matlab R2015b) a...

plus de 3 ans ago | 2 answers | 0

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Question

Change wave file (music tempo) acording to a Color Noise (manipulating inter-beat interval)
Hi, Some one can help me please. I have a music and I need to change I need to embedded different levels of noise (e.g. pink...

presque 4 ans ago | 0 answers | 0

### 0

Question

Finding the dominant frequency of a time series data using fft
% Hi can anyone explain me why using this two procedures I get two diferent dominant frequencies for the same signal? % Note: t...

presque 4 ans ago | 0 answers | 0

### 0

Question

Draw a draggble rectangle (fill with color) on a subplot to change the values in another subplot.
Hi I am trying to draw a rectangle that can be dragable (between the XLim of the subplot). When dragged some update is made in a...

environ 4 ans ago | 1 answer | 0

### 1

Question

Window correction using pwelch function
For what I read Windowing the data introduces errors. Can anyone clarify me please what correction should I do (if any is need...

environ 4 ans ago | 0 answers | 0

### 0

Question

what are the output pwelch units
Iam using pwelch as: dat = data; % in uv win = 1024; wlen= hamming(win); nfft = win; SpectType =...

environ 4 ans ago | 1 answer | 0

### 1

Question

How to determine cursor position in 'edit' uicontrol
I have an application where there are several buttons that apply a specific function to the data. The user can also enter values...

environ 4 ans ago | 1 answer | 0

### 1

Question

How to calculate for the high pass filter the correction factor?
In the following link (at bottom) we can read: A single Butterworth low pass filter of order N has a frequency response H...

environ 4 ans ago | 0 answers | 0

### 0

Question

How to zoom axis with different X limits
How to zoom axis (of several subplots with x limits very different like subplot1 x = [1: 6]; subplot2 x = [1: 500]) with differ...

environ 4 ans ago | 0 answers | 0

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How can I reduce the distance between the numbers of Xaxis and the plot?
Yes Amos you are right. The distance between the numbers displayed below the plot and the box limit (bottom plot limit or the...

environ 4 ans ago | 0

Question

How can I reduce the distance between the numbers of Xaxis and the plot?
Any way to change the distance between the numbers and the actual plot?

environ 4 ans ago | 3 answers | 1

### 3

Question

How to add a superscript to a uicontrol?
Can anyone explain me why this dont work (superscript)? r10 = uicontrol(bg,'Style','radiobutton',... 'St...

environ 4 ans ago | 1 answer | 0

### 1

Question

Ho to copy an object (deep copy) which has inside another object
Hi, I have an object (obj1) with the following properties: PipeName PipeVault UnLock Un...

environ 4 ans ago | 1 answer | 0

### 1

Question

How to addParameter and validateattributes for several values at once (OOP)?
Basically I have the MainObject and I want to add to this object the Obj1 (FilterObj) e Obj2 (RotObj). When I just need to add o...

environ 4 ans ago | 0 answers | 0

### 0

Question

Remove completely an object inside another object
The property PipeBolt of the oject Bolt has several objects inside. I can add new objects doing: Bolt(1,1).PipeBolt(N,1)...

environ 4 ans ago | 1 answer | 0

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Error when Indexing and object + OOP
I solve the other issue but now I have this error: Assignment has more non-singleton rhs dimensions than non-singleton subscr...

environ 4 ans ago | 0

Question

Error when Indexing and object + OOP
Hi, Can anyone explain me why if I add and objet (PipeLine) to a property (PipeBolt) of another object (Bolt) like: Bolt...

environ 4 ans ago | 2 answers | 0

### 2

Question

How to create OOP properties with subfileds
Hi Anyone can explain me how to create an object like this (like a struct with fields): properties Name Tasks end...

environ 4 ans ago | 2 answers | 0