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January 22, 2026
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[MEMS Studio] HPF feature bug

  • January 22, 2026
  • 1 reply
  • 174 views

Hi,

I've tried to use high-pass filter in MLC in MEMS Studio, but the results are incorrect for first windows in each data file. I found that result is different from the one from Unico, but probably because Unico just drops first 2 windows from each file (which is an error itself). 

Signal is a quite constant noise (sample data and project is attached). 

These are F2_MEAN_ACC_Z_FILTER_1 & F3_MEAN_ACC_V_FILTER_2 from MEMS Studio and Unico. 

tomny_0-1769093543815.png

Decision tree generated based on these filters makes no sense. 

Values of these features read from FIFO looks ok. Looks like a bug in the app.

 

Best regards

Tomasz 

 

Best answer by Federica Bossi

Hi @tomny ,

Thank you for reporting the issue.

We will resolve it in the next version of MEMS Studio, which will be released in a few days.

1 reply

Federica Bossi
Federica BossiBest answer
Technical Moderator
January 26, 2026

Hi @tomny ,

Thank you for reporting the issue.

We will resolve it in the next version of MEMS Studio, which will be released in a few days.

In order to give better visibility on the answered topics, please click on 'Accept as Solution' on the reply which solved your issue or answered your question.