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Forum: AnyBody Managed Model Repository 12-03-2018, 05:22 PM
Replies: 8
Views: 164
Posted By mkjung9980
Dear Yvp, If you want to make a closed loop...

Dear Yvp,

If you want to make a closed loop 4 bar mechanism in 3D space, let's try to calculate the number of DOFs as well as the number of constraints.

1) The number of DOFs = 6 X 4 = 24

2)...
Forum: AnyBody Managed Model Repository 11-28-2018, 11:09 AM
Replies: 8
Views: 164
Posted By mkjung9980
Dear Yvp, If you are correct, if there are 1...

Dear Yvp,

If you are correct, if there are 1 prismatic joint and 7 hinge joints,
it seems that there are 8 degrees of freedom internally in your mechanism.
But if there is no segment that is...
Forum: AnyBody Managed Model Repository 11-26-2018, 11:06 AM
Replies: 8
Views: 164
Posted By mkjung9980
Dear Yvp, Thanks for your updates. Here...

Dear Yvp,

Thanks for your updates.

Here are some suggestions.

1) AnyExp4SolidWorks does not support an instance of the LimitDistance type mates. So those mates will not be translated.

2)...
Forum: AnyBody Managed Model Repository 11-22-2018, 11:21 AM
Replies: 8
Views: 164
Posted By mkjung9980
Dear Yvp, Could you please update your...

Dear Yvp,

Could you please update your profile (name, organization, etc) so that we can figure out which users are asking the questions. Afterwards, we will try to figure out how to support you.
...
Forum: AnyBody Managed Model Repository 11-07-2018, 06:00 PM
Replies: 5
Views: 247
Posted By mkjung9980
Dear Annabelle, 1) Regarding muscles, 'Org'...

Dear Annabelle,

1) Regarding muscles, 'Org' usually means 'Origin' points.

2) For simple muscles, there will be no different in the amounts of 'Fm' and 'Fout' values. But for hill-type muscles,...
Forum: Debug model 11-07-2018, 12:20 PM
Replies: 1
Views: 90
Posted By mkjung9980
Dear Justyna, There may be two different...

Dear Justyna,

There may be two different ways to achieve what you want to implement.

1) Changing the types of the hip and the knee joints:
If you changed the joint type as you want, then also...
Forum: AnyBody Modeling System 11-07-2018, 11:33 AM
Replies: 2
Views: 321
Posted By mkjung9980
Dear Victor, Sorry for late reply. Our...

Dear Victor,

Sorry for late reply.

Our lumbar spinal joints are modeled as a spherical (ball) joint so that there are 3 reactional forces only.

So the lateral and axial moments that you are...
Forum: Debug model 08-24-2018, 04:46 PM
Replies: 4
Views: 468
Posted By mkjung9980
Dear Sakshi Agarwal, I tried to use your C3D...

Dear Sakshi Agarwal,

I tried to use your C3D files (Nandi A Normal Walk.c3d, Nandi Walk.c3d) in order to customized the AnyMoCap model.

I used the AMMR version 2.1.0 to finish this very...
Forum: Debug model 08-24-2018, 02:07 PM
Replies: 3
Views: 241
Posted By mkjung9980
Dear Longbin, 1) For some model which should...

Dear Longbin,

1) For some model which should have its connections also with respect to the global environment,
it is OK for those models to have some constraints with respect to the global...
Forum: Debug model 08-20-2018, 02:31 PM
Replies: 1
Views: 240
Posted By mkjung9980
Dear Amirul, This kind of kinematics error...

Dear Amirul,

This kind of kinematics error may be very common if there are some reasons.

I would suggest you to adjust the initial posture of the human model to have a better fit to the marker...
Forum: AnyBody Managed Model Repository 08-20-2018, 02:21 PM
Replies: 2
Views: 457
Posted By mkjung9980
Dear Namal, First of all, sorry for late...

Dear Namal,

First of all, sorry for late reply.

There are some changes in the latest AMMR version, and the SitToStand_EXO model was built based on the previous AMMR versions.

I quickly...
Forum: Debug model 08-20-2018, 12:27 PM
Replies: 3
Views: 241
Posted By mkjung9980
Dear Longbin, I had a quick look on your...

Dear Longbin,

I had a quick look on your model.

1) You should not fix any part in the assembly with respect to the global coordinate system.

2) It is OK to fix a part with respect to another...
Forum: Debug model 08-10-2018, 04:13 PM
Replies: 1
Views: 279
Posted By mkjung9980
Dear Bokku, 1) If you see the interpolation...

Dear Bokku,

1) If you see the interpolation issue such as 'Parameter has an invalid value for this interpolation; extrapolations are not allowed.', then the tStart and tEnd values in your...
Forum: AnyBody Managed Model Repository 08-07-2018, 06:20 PM
Replies: 1
Views: 351
Posted By mkjung9980
Hi, 1) Regarding how to insert STL files in...

Hi,

1) Regarding how to insert STL files in your model, please have a look at the following chapter in the tutorial:
https://anyscript.org/tutorials/A_Getting_started_anyscript/lesson6.html

2)...
Forum: Debug model 08-07-2018, 05:36 PM
Replies: 4
Views: 468
Posted By mkjung9980
Hi, Probably I'm not 100% sure but you may...

Hi,

Probably I'm not 100% sure but you may have more design parameters ( segment lengths and marker positions to optimize) than the information that you can use.

The first thing I would try is...
Forum: AnyBody Managed Model Repository 08-07-2018, 03:44 PM
Replies: 4
Views: 367
Posted By mkjung9980
Dear Namal, In our latest AMMR, you will be...

Dear Namal,

In our latest AMMR, you will be able to find the 'Squat' example.

It will be easy to find if you are using our latest AMS version.

If you can't figure out where it is, then...
Forum: AnyBody Modeling System 07-10-2018, 03:03 PM
Replies: 7
Views: 810
Posted By mkjung9980
Hi, You can't change the blue markers in...

Hi,

You can't change the blue markers in AnyBody because those information comes from the C3D file. And they are one of the input for your simulation. I don't see any reason why you should modify...
Forum: AnyBody Modeling System 07-10-2018, 02:51 PM
Replies: 1
Views: 257
Posted By mkjung9980
Dear Vic, If you want us to have a look at...

Dear Vic,

If you want us to have a look at your model, then please upload your model in the debug section:
http://forum.anyscript.org/forumdisplay.php?f=21

Best regards,
/MJ

P.S) We would...
Forum: AnyBody Modeling System 07-10-2018, 02:50 PM
Replies: 2
Views: 387
Posted By mkjung9980
Hi, 1) Of course it will be nice if you can...

Hi,

1) Of course it will be nice if you can remove the gimbal lock warning completely. But even if those warnings still exist, I don't think that it will affect the result of the inverse dynamics...
Forum: AnyBody Managed Model Repository 07-09-2018, 02:13 PM
Replies: 6
Views: 716
Posted By mkjung9980
Hi Kathrin, Sorry for late reply. In...

Hi Kathrin,

Sorry for late reply.

In your 'LabSpecificData.any' file, you can add the following line in order to change the cut off frequency of the marker filter:
...
Forum: AnyBody Modeling System 07-09-2018, 01:55 PM
Replies: 7
Views: 810
Posted By mkjung9980
Hi, Usually in the MoCapModel, the blue...

Hi,

Usually in the MoCapModel, the blue markers represent the trajectories of the markers in your C3D files, whereas the red markers represent the locations of the markers in the AnyBody human...
Forum: AnyBody Managed Model Repository 06-26-2018, 12:47 PM
Replies: 6
Views: 716
Posted By mkjung9980
Dear Kathrin, There can be many reasons...

Dear Kathrin,

There can be many reasons which may make your human model overloaded in some muscle activations.

1) With respect to your first question about the weight factors for marker class,...
Forum: AnyBody Modeling System 06-25-2018, 10:15 AM
Replies: 7
Views: 810
Posted By mkjung9980
Hi, 1) As I explained in the previous...

Hi,

1) As I explained in the previous thread, you should really check whether there is any problem in your C3D files. As far as I saw in your previous file, there was no proper marker information...
Forum: AnyBody Modeling System 06-20-2018, 03:40 PM
Replies: 7
Views: 810
Posted By mkjung9980
Hi, 1) First of all, it seems that your C3D...

Hi,

1) First of all, it seems that your C3D file is not normal, which means that it does not seem to contain proper marker trajectories. Please check it first.

2) If you want to drive the human...
Forum: AnyBody Managed Model Repository 06-20-2018, 12:59 PM
Replies: 1
Views: 434
Posted By mkjung9980
Hi, 1) I would assume that you've seen our...

Hi,

1) I would assume that you've seen our tutorial chapter for parameter studies:
https://anyscript.org/tutorials/Parameter_studies_and_optimization/lesson1.html

2) Based on your code, it can...
Showing results 1 to 25 of 500

 
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