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Last seen: ongeveer 2 maanden ago |  Active since 2023

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changes the the simulated mass with changing the absolute and relative tolerance
Hi, The mass of the tissue under the effect of a drug goes to very small values, i.e. in the order 10^-12, which is unrealistic...

ongeveer 2 maanden ago | 1 answer | 0

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answer

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species go to negative values
Hi I developed a model in Simbiology simulating the effect of a drug on a tissue mass. Sometime, I received a message that the...

2 maanden ago | 2 answers | 0

2

answers

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different event functions for the same species
Hi, I developed a model in Simbiology in which Fw is a parameter as a function of mass. The mass varies with time. I wa...

3 maanden ago | 1 answer | 0

1

answer

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A variable is specified by more than one assignment rule
Hi, I have a species A_Total = a + b + c, where a, b and c are other species in the same compartment. I have to set a boundary...

3 maanden ago | 1 answer | 0

1

answer

Question


Lognormal distribution parameters mu and sigma
Hi, I want to generate a lognormal distribution for a set of data measurments using Simbiology model analyzer. I need to inser...

3 maanden ago | 2 answers | 0

2

answers

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Extracting Histogram data for plot generation
Hi, I generated a sample of lognormal distribution using Simbiology analyzer. I want to extract the data of the samples' hist...

4 maanden ago | 2 answers | 0

2

answers

Question


Dimensional analysis issue because of the function 'log' in the rule
Hi! When I run a simulation in my model developed in Simbiolog, I received the following warning message: "Unable to perform d...

4 maanden ago | 1 answer | 0

1

answer

Question


Sensitivity analysis in Simbiology
Hi, I want to perform sensitivity analysis for my Simbiology model. I have encountered the following error. Would you please ex...

7 maanden ago | 1 answer | 0

1

answer

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Change in simulation output with changing in the units of stop time
Hi, I defined units for all parameters in my Smbiology model and the model runs simulations. The unit of time for all paramet...

10 maanden ago | 1 answer | 0

1

answer

Question


Failure of dimensional analysis for a rule
Hi, I have a rule y=x^0.35. x has the dimension of mass. An error message showed up saying that the exponent must be an integer...

10 maanden ago | 2 answers | 0

2

answers

Question


Dimension of the species
Hi, In my model in Simbiology, it has a species with dimension of (molecules/time) and connected with a release rate reaction. ...

10 maanden ago | 1 answer | 0

1

answer

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Adding erf(x) to a rule in Simbiology
Hello, I have a rule in my model Y(x) = x, for example, in Simbiology app. I want o add the erf(x) for Y(x) to run a simulati...

ongeveer een jaar ago | 1 answer | 0

1

answer

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Simulation error in Simbiology
Hi, I checked the tumor growth model in the library of Simbiology. I noticed if I increase the drug concentration to very high ...

ongeveer een jaar ago | 1 answer | 0

1

answer

Question


Error message regarding CVODES
Hi, While I was running a simulation in a model I developed in Simbiology, I recieved the following error: CVODES returned -...

ongeveer een jaar ago | 0 answers | 0

0

answers

Question


Unites of the transfer rates
Hi, The simulations of my model differ at different unites of transfer rates. For example, the following are plots for the same...

ongeveer een jaar ago | 1 answer | 0

1

answer

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Adding equations as a function of time
Hi, Could you please help me in solving the following: I set a trigger event in Simbiology that when 'X' species exceeds a cer...

meer dan een jaar ago | 1 answer | 0

1

answer

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The fluctuation of the content of a species between negative and positive
The model I am developing in Simbiology includes a drug species in which large repeated amounts of doses are injected. It has no...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


What does a dashed line in simbiology mean?
I found a reaction connecting between two species_1 and species_2 in a simbiology model. There is a dashed line connecting betwe...

meer dan een jaar ago | 2 answers | 0

2

answers

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Adding and configuring events
In simbiology, there is an event trigger that configure events at a SPECIFIC TIME. In my model, the content of m species is numb...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


How to assign a transfer rate which changes with time in Simbiology?
I need to connect between two species in Simbiology. The transfer rate (k) in the reaction is an equation which depends on time ...

meer dan een jaar ago | 1 answer | 0

1

answer