Grasshopper

algorithmic modeling for Rhino

Arthur van der Harten's Discussions (132)

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Discussions Replied To (125) Replies Latest Activity

"Can you send a model? Nan would mean that the late part was zero. It could be someth…"

Arthur van der Harten replied Nov 30, 2025 to Why does the calculated Definition (D50) in my simulation report show as NaN?

 3 Nov 30, 2025
Reply by Van-Tung Nguyen

"Hi. Here is what I got for this - much closer to the paper: {0;0}125. 0.763982250. 0…"

Arthur van der Harten replied Jul 16, 2025 to Sound Simulation_ Reverberation Time calculation_Inconsistant Results

 4 Jul 16, 2025
Reply by Arthur van der Harten

"Hi,  So why did you assign 10 percent transmission to all surfaces in grasshopper an…"

Arthur van der Harten replied Jul 15, 2025 to Sound Simulation_ Reverberation Time calculation_Inconsistant Results

 4 Jul 16, 2025
Reply by Arthur van der Harten

"Hi,  For reference, this forum doesn't send us everything, but we did receive this o…"

Arthur van der Harten replied Jul 9, 2025 to Sound Simulation_ Reverberation Time calculation_Inconsistant Results

 4 Jul 16, 2025
Reply by Arthur van der Harten

"Hi, This usually means that you haven't loaded Pachyderm in rhino for that session.…"

Arthur van der Harten replied Jun 19, 2025 to Could not load file or assembly 'Pachyderm_Acoustic, Version=2.6.0.14.

 2 Jun 20, 2025
Reply by valentina

"Hi, The main difference was that I used 25 percent scattering, and a 7 second cutoff…"

Arthur van der Harten replied Jun 25, 2024 to Actual reverberation time and error from Pachyderm simulation

 14 Jun 25, 2024
Reply by FUYU

"Hi Fuyu, The simulation completed. My results were about 3 seconds, all octaves. It…"

Arthur van der Harten replied Jun 24, 2024 to Actual reverberation time and error from Pachyderm simulation

 14 Jun 25, 2024
Reply by FUYU

"No. You only get one cut off time, but my point is that it probably isn't worth choo…"

Arthur van der Harten replied Jun 23, 2024 to Actual reverberation time and error from Pachyderm simulation

 14 Jun 25, 2024
Reply by FUYU

"It will. Like I said, a reverberation chamber is a very special case that most peopl…"

Arthur van der Harten replied Jun 23, 2024 to Actual reverberation time and error from Pachyderm simulation

 14 Jun 25, 2024
Reply by FUYU

"Hi, My pleasure. 2: You need to have a cutofftime at least 75% of the expected reve…"

Arthur van der Harten replied Jun 23, 2024 to Actual reverberation time and error from Pachyderm simulation

 14 Jun 25, 2024
Reply by FUYU

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