Search:
MATLAB Central
File Exchange
Answers
Newsgroup
Link Exchange
Blogs
Trendy
Cody
Contest
MathWorks.com
Create Account
Log In
File Exchange
Answers
Newsgroup
Link Exchange
Blogs
Trendy
Cody
Contest
MathWorks.com
Home
Search
Contributors
Recent Activity
Flagged Content
Log in
to ask and answer questions.
Ask a Question
About MATLAB Answers
Jonathan Epperl
E-mail
Contact Jonathan Epperl
Company/University
UCSB
Professional Interests
Control Theory, Dynamical Systems, Thermoacoustics
Reputation
195
1 question asked
100% accept rate
81 questions answered
39 accepted answers
Profile
Questions
Answers
Comments
1 - 50 of 82
previous
next
3
answers
0 votes
changing the axis of a plot in a way that the data series starts at x=0 at a point at one point on the y-axis and ends on the right end of the plot
Asked by
Locks
on 29 Apr 2013 at 20:09
Latest activity
Commented on
by
Locks
on 2 May 2013 at 22:08
Accepted Answer
by
Jonathan Epperl
Tags
plot
times series
y-axis as starting point
change axis
2
answers
0 votes
How to look at the source code for MATLAB's built-in sort function?
Asked by
Joe
on 1 May 2013 at 3:25
Latest activity
Answered
by
Walter Roberson
on 1 May 2013 at 6:01
Tags
built-in functions
sort
big o
source code
1
answer
0 votes
how to zoom in on specific overlapped data points and keepin the others ones inside the grid range
Asked by
Mini Me
on 18 Apr 2013
Latest activity
Commented on
by
Mini Me
on 24 Apr 2013 at 19:13
Tags
label
name
data
points
image analyst
walter roberson
Products
MATLAB
1
answer
0 votes
Evaluate a function in a grid
Asked by
Pablo
on 23 Apr 2013 at 22:46
Latest activity
Commented on
by
Pablo
on 24 Apr 2013 at 8:49
Tags
3d plots
loops
contour
graphics
programming
1
answer
0 votes
How to plot node numbers using matrix of nodes's coordinates?
Asked by
Vitaly
on 18 Apr 2013
Latest activity
Commented on
by
Vitaly
on 19 Apr 2013 at 11:59
Accepted Answer
by
Jonathan Epperl
Tags
nodes
gplot
nodes' numbers
1
answer
0 votes
removing blackness in ribbon plot
Asked by
Ruben
on 17 Apr 2013
Latest activity
Commented on
by
Ruben
on 18 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
plot
ribbon
1
answer
0 votes
Exporting matrix into an Excel file
Asked by
Mahdiyar
on 17 Apr 2013
Latest activity
Answered
by
Jonathan Epperl
on 17 Apr 2013
Tags
export
matrix size
1
answer
1 vote
" requested the Runtime to terminate it in an unusual way"
Asked by
Jonathan Epperl
on 14 Oct 2012
Latest activity
Commented on
by
Philip Borghesani
on 15 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
startup error
c++ runtime
virtumvp
Products
MATLAB
1
answer
0 votes
Plot 2 arrays in matlab?
Asked by
Umesh
on 10 Apr 2013
Latest activity
Commented on
by
Umesh
on 11 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
plotting
plot
1
answer
0 votes
Grouping Plot and Fill in Same legend object
Asked by
curoi
on 9 Apr 2013
Latest activity
Answered
by
Jonathan Epperl
on 10 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
fill
plot
legend
hggroup
figure handle
5
answers
0 votes
What is a function that takes the diagonal of a matrix (N) and converts the diagonal to all zeros.
Asked by
Sean
on 9 Apr 2013
Latest activity
Commented on
by
James Tursa
on 10 Apr 2013
Accepted Answer
by
Youssef KHMOU
Tags
diag
1
answer
0 votes
How to plot this 3d graph?
Asked by
Michele
on 9 Apr 2013
Latest activity
Commented on
by
Michele
on 10 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
3d plots
1
answer
0 votes
Anonymous functions not acting as they should?
Asked by
Cameron
on 9 Apr 2013
Latest activity
Commented on
by
Teja Muppirala
on 9 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
for loop
anonymous function
1
answer
0 votes
Text in 3D plot
Asked by
Amit Kalhapure
on 8 Apr 2013
Latest activity
Commented on
by
Amit Kalhapure
on 9 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
3d text
1
answer
0 votes
best way to include mesh plot in latex
Asked by
Houman R
on 8 Apr 2013
Latest activity
Commented on
by
Jonathan Epperl
on 8 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
latex
mesh
tikz
3d plots
1
answer
0 votes
Output a square wave with tuneable frequency and phase delay
Asked by
Tom
on 8 Apr 2013
Latest activity
Answered
by
Jonathan Epperl
on 8 Apr 2013
Tags
frequency
square wave
stepper motor
4
answers
0 votes
Making a magic square matrix singular
Asked by
Feng Cheng Chang
on 1 Apr 2013
Latest activity
Commented on
by
Matt J
on 8 Apr 2013
Accepted Answer
by
Ahmed A. Selman
Tags
square matrix
determinant
singular
obscure behavior
2
answers
0 votes
Why doesn't "solve" work on my MLab(student)
Asked by
Jeremy Baker
on 1 Apr 2013
Latest activity
Answered
by
Walter Roberson
on 1 Apr 2013
Accepted Answer
by
Jonathan Epperl
Tags
built in function
4
answers
0 votes
ismember function too slow
Asked by
Salvatore Mazzarino
on 17 Oct 2012
Latest activity
Commented on
by
Shengtao Wang
on 20 Feb 2013
Tags
speed
2
answers
0 votes
Taking a derivative of a function and plotting it over a specified length
Asked by
Aaron
on 19 Feb 2013
Latest activity
Answered
by
Youssef KHMOU
on 19 Feb 2013
Tags
derivative
plotting
3
answers
0 votes
Add world map background to contour plot
Asked by
John
on 7 Feb 2013
Latest activity
Commented on
by
John
on 13 Feb 2013
Accepted Answer
by
Jonathan Epperl
Tags
figure scaling
map
1
answer
0 votes
how to remove from all fields in the same position of a struct?
Asked by
Christos
on 1 Feb 2013
Latest activity
Commented on
by
Christos
on 2 Feb 2013
Tags
structures
cell
3
answers
0 votes
*why* easter egg in MATLAB
Asked by
Rainer
on 1 Feb 2013
Latest activity
Commented on
by
Rainer
on 1 Feb 2013
Accepted Answer
by
Jonathan Epperl
Tags
strings
5
answers
0 votes
Problem of mathematics and programming
Asked by
Aaros
on 31 Jan 2013
Latest activity
Answered
by
Youssef KHMOU
on 31 Jan 2013
Tags
mathematics
2
answers
0 votes
Wrong phase for a time delay?
Asked by
Ricardo Parreno
on 29 Jan 2013
Latest activity
Answered
by
Arkadiy Turevskiy
on 29 Jan 2013
Tags
time delay
Products
MATLAB
Control System Toolbox
1
answer
0 votes
Damped plucked string wave equation Fourier series assignment/ matrix dimensions problem
Asked by
Michael
on 24 Jan 2013
Latest activity
Commented on
by
Jonathan Epperl
on 27 Jan 2013
Accepted Answer
by
Jonathan Epperl
Tags
wave equation
matrix dimensions
non-singleton
2
answers
0 votes
Plot heatmap with 3 variables
Asked by
Bernoulli Lizard
on 21 Jan 2013
Latest activity
Answered
by
Jonathan Epperl
on 21 Jan 2013
Tags
2d plot
heatmap
3 variables
1
answer
0 votes
How do I get ode45 to output the dependent variable value at each time step? I have other material properties in my differential equation that change with temperature, so I must update them with each change in temperature.
Asked by
David Campbell
on 10 Jan 2013
Latest activity
Commented on
by
David Campbell
on 11 Jan 2013
Accepted Answer
by
Jonathan Epperl
Tags
ode45
1
answer
0 votes
genetic algorithm tool (Bit string)
Asked by
mohammed sportman
on 29 Dec 2012
Latest activity
Commented on
by
mohammed sportman
on 8 Jan 2013
Tags
gatool
genetic algorithm
2
answers
0 votes
Generate random numbers given distribution/histogram
Asked by
David D. Chen
on 25 Oct 2012
Latest activity
Commented on
by
Roger Stafford
on 3 Jan 2013
Accepted Answer
by
Jonathan Epperl
Tags
random
histogram
distribution
random number generator
1
answer
0 votes
matlab correct name of butter
Asked by
joo
on 13 Dec 2012
Latest activity
Commented on
by
Jan Simon
on 27 Dec 2012
Accepted Answer
by
Jonathan Epperl
Tags
retag
2
answers
0 votes
force a scientific notation format
Asked by
Sam Alex
on 25 Dec 2012
Latest activity
Commented on
by
José-Luis
on 25 Dec 2012
Accepted Answer
by
José-Luis
Tags
plotting
3
answers
0 votes
Why ga() function is only finding minimum of the fitness function??...
Asked by
sani ars
on 20 Dec 2012
Latest activity
Answered
by
Jonathan Epperl
on 20 Dec 2012
Tags
global optimization toolbox
genetic algorithm
1
answer
0 votes
rose(directiondata) creates a rose graph with 0 degrees on the right. How do I use commands to rotate the whole graph so 0 degrees is at the top, 90 on the right etc.?
Asked by
Gary
on 10 Dec 2012
Latest activity
Commented on
by
Gary
on 18 Dec 2012
Accepted Answer
by
Jonathan Epperl
Tags
rose
rotate
Products
MATLAB
2
answers
0 votes
How to plot x y z coordinates and combine them with a 4th dimension
Asked by
Moritz
on 17 Dec 2012
Latest activity
Answered
by
Kelly Kearney
on 17 Dec 2012
Accepted Answer
by
Kelly Kearney
Tags
3d plots
1
answer
0 votes
How to create an interpolation surface for a wing ?
Asked by
Ionut
on 9 Dec 2012
Latest activity
Edited by
Ionut
on 15 Dec 2012
Tags
surface
wing
assignment
3
answers
0 votes
How do I count and save twitter hashtags?
Asked by
Abim
on 14 Dec 2012
Latest activity
Answered
by
Abim
on 14 Dec 2012
Accepted Answer
by
Jonathan Epperl
Tags
count
hashtags
cell array
4
answers
0 votes
hide one tail of errorbar
Asked by
Cathie Kessler
on 11 Dec 2012
Latest activity
Answered
by
Jonathan Epperl
on 11 Dec 2012
Accepted Answer
by
Kye Taylor
Tags
hide errorbar
2
answers
0 votes
Problem Plotting Fourier Transforms of Sine waves
Asked by
Matt
on 11 Dec 2012
Latest activity
Answered
by
Walter Roberson
on 11 Dec 2012
Tags
fourier
transform
sine
wave
plotting
ezplot
1
answer
0 votes
How to clear boxplots?
Asked by
Petra
on 7 Dec 2012
Latest activity
Commented on
by
Matt Fig
on 7 Dec 2012
Tags
boxplot
findobj
1
answer
1 vote
how to normalize the image axis
Asked by
Niraj
on 6 Dec 2012
Latest activity
Commented on
by
Jonathan Epperl
on 7 Dec 2012
Tags
normalize the image axis.
1
answer
0 votes
How do I automatically annotate a 2D bar graph with corresponding p-values for each bar?
Asked by
Rachelle
on 28 Nov 2012
Latest activity
Edited by
Rachelle
on 6 Dec 2012
Accepted Answer
by
Jonathan Epperl
Tags
bar
annotation
1
answer
0 votes
how to display a word in a format
Asked by
Elysi Cochin
on 4 Dec 2012
Latest activity
Commented on
by
Walter Roberson
on 5 Dec 2012
Accepted Answer
by
Jonathan Epperl
Tags
doit4me
1
answer
0 votes
Switching the output between signals
Asked by
Pat
on 4 Dec 2012
Latest activity
Commented on
by
Pat
on 5 Dec 2012
Tags
switching
Products
Simulink
2
answers
0 votes
How to resolve this error ?From GUI executing simulink model
Asked by
Arun Badigannavar
on 4 Dec 2012
Latest activity
Commented on
by
Arun Badigannavar
on 4 Dec 2012
Accepted Answer
by
Walter Roberson
Tags
simulink
Products
Simulink
2
answers
0 votes
Trying to keep two seperate figure windows?
Asked by
Paul
on 4 Dec 2012
Latest activity
Commented on
by
Jonathan Epperl
on 4 Dec 2012
Accepted Answer
by
Walter Roberson
Tags
plot
two figures
save figure
2
answers
0 votes
Colour of plot...not based on z coordinate, but on other variable.
Asked by
Dirk
on 30 Nov 2012
Latest activity
Commented on
by
Jonathan Epperl
on 1 Dec 2012
Tags
plot
1
answer
0 votes
set the value of the variable in Transfer Function????
Asked by
Stephan
on 25 Nov 2012
Latest activity
Commented on
by
Stephan
on 28 Nov 2012
Accepted Answer
by
Jonathan Epperl
Tags
transfer function
matrix
Products
Control System Toolbox
2
answers
0 votes
trouble using quiver and contour plots.
Asked by
Nicole Hill
on 26 Nov 2012
Latest activity
Answered
by
Jonathan Epperl
on 27 Nov 2012
Tags
contour
quiver
plotting
2
answers
0 votes
Plotting root locus with variables in transfer function
Asked by
Sean
on 25 Nov 2012
Latest activity
Answered
by
Jonathan Epperl
on 26 Nov 2012
Accepted Answer
by
Azzi Abdelmalek
Tags
control systems
root locus
1 - 50 of 82
previous
next
Contact us