Risolto

Data Regularization
Provided is an m-by-n integer data matrix A whose elements are drawn arbitrarily from a set *S* = [1,2,3,...,S] for any large in...

circa 11 anni fa

Risposto
Why the radiated power from an array is not dependent on the antenna gain rather it depends on the antenna power pattern ?
Hi Raza, Sorry I didn't see this this one before, I believe we've covered this one in the following thread. I just want to pu...

circa 11 anni fa | 0

Risposto
What are the underline assumptions while drawing the PowerPattern of an array in PlotResponse ?
Hi Raza, The power pattern can be considered as plotted on the surface of a sphere. The radius doesn't matter too much as lon...

circa 11 anni fa | 0

Risolto

Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

circa 11 anni fa

Risolto

Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

circa 11 anni fa

Risolto

Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

circa 11 anni fa

Risolto

Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

circa 11 anni fa

Risolto

Make a low pass filter
Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

circa 11 anni fa

Risolto

Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

circa 11 anni fa

Risolto

Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

circa 11 anni fa

Risposto
What is the total power radiated from an antenna element in Matlab phased array toolbox ?
Hi Raza, Prad is the total power computed from the pattern but there is no guarantee that the sum needs to be 4*pi. In fact, ...

circa 11 anni fa | 1

Risolto

Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block. Pulse Generator blocks produce a recurr...

circa 11 anni fa

Risolto

Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

circa 11 anni fa

Risolto

Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

circa 11 anni fa

Risolto

Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

circa 11 anni fa

Risolto

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

circa 11 anni fa

Risolto

Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

circa 11 anni fa

Risolto

Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

circa 11 anni fa

Risolto

Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

circa 11 anni fa

Risolto

Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

circa 11 anni fa

Risposto
When a rectangular array is designed using Arbitrary array geometry, it does not give beam pattern as rectangular array using direct option in phased array system toolbox, sensor Array Analyzer
Did you define the normal direction too? When you make z axis 0, I assume you want all elements to point to z direction? if so, ...

circa 11 anni fa | 0

Risposto
How to get xcorr results in coef between 0 and 1 when comparing 2 wave sound with different length ?
You can try xcorr(soundA,soundB,'coeff') HTH

circa 11 anni fa | 0

Risposto
How to calculate the circular correlation with 2 sequences/arrays in Matlab?
You can use ifft(fft(a,5).*conj(fft(b,5))) or cconv(a,b([1 end:-1:2]),5) HTH

circa 11 anni fa | 0

Risposto
measure the difference between two signal ?
For this kind of task you may want to look into dynamic time warping https://en.wikipedia.org/wiki/Dynamic_time_warping Th...

oltre 11 anni fa | 0

| accettato

Risposto
Filtering signals with non-uniform sampling rate (staggered PRF)
The idea is that the total filter response is the combination of the two individual pulse cancellers. The equation actually plot...

oltre 11 anni fa | 0

Risposto
Remove line between first and last point on plot
Are you sure your last point and first point are not the same? If they are, simply do plot(time(1:end-1),avg(1:end-1))

oltre 11 anni fa | 0

Risposto
How to replicate results as fvtool
Are you referring to the difference in null? If so, that's because the fvtool by default uses 8192 points. If you do freqz...

oltre 11 anni fa | 0

Risposto
Simulink Implementation of Kalman Filter
There is a Kalman filter block shipped with DSP System Toolbox, does it work for you? http://www.mathworks.com/help/dsp/ref/k...

oltre 11 anni fa | 0

Risposto
Phased Array Toolbox: Target's reflection Phase information alters across range-bin border. Why ?
I believe this is due to some discontinuity in the dechirped signal. For example, when the signal is at first range bin, then th...

oltre 11 anni fa | 0

Risposto
hw = phased.FMCWWaveform('SweepBandwidth',1e5,... 'OutputFormat','Sweeps','NumSweeps',2); plot(hw);
The 'NumSweep' property is used control the output of step() method, not for the ploting. If you want to see multiple sweeps, or...

oltre 11 anni fa | 0