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**Content Feed**

How Can I Fit a Gaussian curve to the histogram of the image. Please Answer Urgent

You can use the definition of probability and gaussian distribution, as follows. a = 0.3;% standard deviation b = 0...

meer dan 2 jaar ago | 0

Question

How to stabilize and warp images from a recording of a computer screen video played in VLC

I have a video file. The video is a recording of a video shown on a computer. The recorder is hand held, so it moves slightly ...

meer dan 2 jaar ago | 0 answers | 0

### 0

answersIs it possible to copy a figure with transparent background color in MATLAB 7.9 (R2009b)?

I just copied from Matlab (2018a) to Powerpoint 2013, and was able to obtain transparent background by using the set transparent...

meer dan 5 jaar ago | 0

How to use lagrange equations for pendulum

Thanks for the clues by John D Errico. There were two errors, the eqn_pend should have a minus sign, and the FF line reversed t...

meer dan 6 jaar ago | 0

Question

How to use lagrange equations for pendulum

Below is the code for symbolically simulating a pendulum, the plot produce doesn't seem to be the response of a pendulum swingin...

meer dan 6 jaar ago | 1 answer | 0

### 1

answerHow to fit piecewise linear

The problem appears to be by using five unknowns the problem is ill posed. By using 4 unknowns, the calculated line fits the da...

meer dan 6 jaar ago | 0

| accepted

Question

How to fit piecewise linear

The code below generates data similar to experimental data. However, the curve fit does not appear to locate the knot point. A...

meer dan 6 jaar ago | 1 answer | 0

### 1

answerQuestion

How to make a figure of sensor vs azimuth vs rev

In figures 15 to 17 of the attached pdf document the time response of the sensor is plotted vs blade angle and revolution number...

meer dan 6 jaar ago | 0 answers | 0

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answersQuestion

plot multiple time plots

I want to plot multiple channels of data, all against time, with one channel per plot. Possibly in more than one column if ther...

ongeveer 7 jaar ago | 1 answer | 0

### 1

answerQuestion

Repeat a vector with increment

Given vector a = (1:N)'; with N consecutive integers how to generate matrix b = [a a+1 a+2 ... a+M]; with M columns, each...

meer dan 7 jaar ago | 1 answer | 0

### 1

answerHow to simulate a multivariable autoregressive model forecast

With assistance from Matlab support, the following code was created to compare the original data with forecast values from the f...

meer dan 7 jaar ago | 0

| accepted

Question

How to simulate a multivariable autoregressive model forecast

Below is the example for arx command, followed by an estimate of the response. How to modify the example and forecast to repres...

meer dan 7 jaar ago | 2 answers | 0

### 2

answersQuestion

Multi thread C mex for VAR estimation and evaluation

I need a matlab m-file for a simulink matlab function call block. The m-file should consist of two main sub-threads, one for ca...

meer dan 7 jaar ago | 0 answers | 0

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answersQuestion

How to plot second order ode

syms m c dy k y t y(t) dy(t) y0 dy0 sol=dsolve(m*diff(dy) +c*dy + k*y == 3*sin(2*t),diff(y) == dy,y(0)==y0,dy(0)==dy0); ez...

bijna 8 jaar ago | 0 answers | 0

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answersQuestion

How to compare two random signals

I have two simulations of ship motion, and measured ship motion. Generally, the motion is random. I've been asked to compare t...

ongeveer 8 jaar ago | 3 answers | 0

### 3

answersQuestion

Can lagged variables be used in n4sid

A dynamic system is driven by random forcing, so there are only output measurements. AR model works well with a small number of...

ongeveer 8 jaar ago | 0 answers | 0

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answersQuestion

How to color a line based on error range

Original question: I'm trying to color a line based on the error, with levels set at 10% and 25% of the error range. The attach...

meer dan 8 jaar ago | 1 answer | 0

### 1

answerQuestion

Solve for symbolic initial conditions

A second order mass, damper, spring system can be solved from syms h(t) m c k h0 dh0 C10 C11 Dh=diff(h(t),t); eqs = m...

meer dan 8 jaar ago | 1 answer | 0

### 1

answerQuestion

How to plot the model prediction error as a function of forecast horizon?

I would like to be able to identify a model from some data, say the first 1000 time samples, and then use the remaining data (80...

ongeveer 9 jaar ago | 0 answers | 0

### 0

answersQuestion

mex link with blas

I get the following errors when using mex >> mex -v fmpc_sim.c Verbose mode is on. Neither -compatibleArrayDims nor...

ongeveer 9 jaar ago | 1 answer | 0

### 1

answerHelp bining 2d data (or using hist2)

Never mind, the error is in the linspace range. Here's the correct code to show 2d hist. function hist3_test close all; cl...

meer dan 12 jaar ago | 0

Question

Help bining 2d data (or using hist2)

The following code does not seem to produce the right results. Any suggestions? The upper plot shows the points, while the low...

meer dan 12 jaar ago | 1 answer | 0

### 1

answerQuestion

Edit subplot

I was going to ask a question, but the test program worked, and I noticed I had the wrong number of rows specified in the progra...

meer dan 12 jaar ago | 1 answer | 0