# Ingrid Tigges

### MathWorks

Technical Support

DISCLAIMER: Any advice or opinions posted here are my own, and in no way reflect that of MathWorks.

Professional Interests: SimBiology, Bioinformatics, Graphics, GUIs

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**Content Feed**

How to repeatedly assign the concentration to a species

The following describes how you can do a repeated assignment for a dataset. If you compare this to the link in my comment you wi...

6 years ago | 0

| accepted

How can I use Matlab Compiler to make a stand alone script including simFunction Objects

Steven is right with respect to the link he is refering to. After the loading of your simfunction in your file TEST, you need th...

6 years ago | 0

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Simbiology general stability and speed

I have simulated models with more than 150 reactions myself in SimBiology and this works without problem. Have you seen the "ac...

6 years ago | 1

| accepted

How to drive model in simbiology from values on data file?

Do you want a kind of lookup table for your data? If yes you can do it as follows: 1) Create a repeated rule that calls an ex...

7 years ago | 0

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Error in sbmlimport - Conversion from SBML/XML to stochiometric matrix

Hi Namrata, The files from KEGG are not in the SBML format but in the KGML format (see <http://www.genome.jp/kegg/xml/ KGML s...

7 years ago | 1

SimBiology and the parallel toolbox

Have a look at this link <http://www.mathworks.com/matlabcentral/answers/93471-is-it-possible-to-use-simbiology-model-objects-wi...

7 years ago | 1

bug: extra space before greek letter if rendered with painters

There is a workaround for this issue. Due to the disadvantages of the workaround, please contact technical support in order to g...

7 years ago | 0

How can I define a time-dependent reaction rate for an SIR model in Simbiology

Hello Nicolas, You can use rate rules to define parameters that are dependent on time. This link of the documentation explain...

7 years ago | 1

Find the steady states of a system.

Given that the steady state is defined as dx/dt=0 which is approximately delta x/delta t you can check whether the difference in...

7 years ago | 0

Triggering Events In SimBiology toolbox

I have attached a .zip file which contains a .sbproj file with a small example. In this example species_1 is created with consta...

7 years ago | 1

| accepted

How to load simbiology project object and children from m file?

Hello Zetty, in your code you are using the line simData = sbiosimulate(m1, cs, Dose) ; This way you create a S...

8 years ago | 1

| accepted

crash at pcolor, surf, etc..

Don't be afraid to ask technical support in those cases. In worst case the answer will be sorry, you do not have a license with ...

8 years ago | 0

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Concentration in each compartment at a fixed time

Hi Rakesh, Since I do not know whether you are using the SimBiology Desktop, let me explain the Desktop and Command Line appr...

8 years ago | 0

SimBiology calling a function

Have a look at the attached code. simbiology_ml_answers is the main script. The steps are as follows: * Get species names w...

8 years ago | 0

simbiology competition and inhibition

You can find an explanation on how to fit parameters that should be within certain limits here: <http://www.mathworks.com/matlab...

8 years ago | 0

simbiology competition and inhibition

Hi, here are my quick replies to your questions: 1) Create the reaction as you normally do in the SimBiology desktop and then...

8 years ago | 0

Estimate global and local parameters

You can find an example explaining the combination of pooled (global) and unpooled (local) parameters here <http://www.mathworks...

8 years ago | 0

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Newbie questions in Simbiology

I am not sure how much I can help you with your first two questions, but let me help you with the other three. There is no need...

8 years ago | 1

Simbiology simulation and fit tasks give different outputs

Are you sure that you are using the same simulation settings, initial values etc. in both situations? It might be worth contacti...

8 years ago | 1

| accepted

Regarding PK modelling in Simbiology!

Hi, I do not know your model so keep this in mind when reading my answers. 1) In a typical PK model, the input is likely to ...

8 years ago | 0

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Diagram layout in Simbiology

The issue you describe is an issue of "forward compatibility". To my best knowledge MathWorks trys to ensure that projects from ...

8 years ago | 2

| accepted

Upper limit or saturation

Should the upper limit come into play when running a simulation? In this case, you could set the upper limit using an event. Ha...

8 years ago | 1

| accepted

Solved

Pascal's Triangle

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

8 years ago

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

8 years ago

Solved

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...

8 years ago

Solved

Summing digits

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

8 years ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

8 years ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

8 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

8 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

8 years ago