Hi Jussi,
Many thanks for the reply. Yes, I later came across the cross -validation doc.
Best
Umar
Search found 7 matches
- Sun Dec 23, 2018 9:51 pm
- Forum: Acquisition server and drivers
- Topic: high cross-valid accuracy poor prediction in online scenario
- Replies: 2
- Views: 4115
- Sun Dec 23, 2018 9:31 pm
- Forum: Discussion about OpenViBE
- Topic: Stimulation Codes for Motor Imagery
- Replies: 3
- Views: 12340
Re: Stimulation Codes for Motor Imagery
Hi, I want to run motor imagery experiment with 4 , and 6 classes. I was able to do that with 4 classes which has relevant stimulation codes(Up,Down,Left, Right). And the stimulation code for cross that appear exist, which provide a much easier way to increase the classes to 4. How do I create anoth...
- Tue Dec 11, 2018 2:03 pm
- Forum: Acquisition server and drivers
- Topic: high cross-valid accuracy poor prediction in online scenario
- Replies: 2
- Views: 4115
high cross-valid accuracy poor prediction in online scenario
Hello, Could someone explain why cross validation of accuracy of about 80% on xDawn p300 speller, yet it could not not correctly predict any single letter in an online scenario? Although, the class wise accuracy is very poor as it is between 4-5 % for the target, and 90-95 % for the non-target. Is t...
- Tue Dec 11, 2018 1:55 pm
- Forum: Acquisition server and drivers
- Topic: CSP Spatial filter send inconsistent chunks
- Replies: 2
- Views: 2282
Re: CSP Spatial filter send inconsistent chunks
Thanks Thibaut!
- Tue Dec 11, 2018 10:38 am
- Forum: Acquisition server and drivers
- Topic: CSP Spatial filter send inconsistent chunks
- Replies: 2
- Views: 2282
CSP Spatial filter send inconsistent chunks
Hello, I was training a CSP spatial filter ,although it was successful, it sends a warning of the box was sending inconsistent chunks. I wonder what could be the problem. I could observe was a very high device drift from the Openvibe AS. And I have been having a trouble getting the LDA pick up the t...
- Tue Dec 11, 2018 10:07 am
- Forum: Acquisition server and drivers
- Topic: How to connect Enobio driver with Openvibe
- Replies: 3
- Views: 9599
Re: How to connect Enobio driver with Openvibe
Many thanks Jussi.
We found that the NIC software and the openvibe AS cannot connect at the same time. It is resolved.
We found that the NIC software and the openvibe AS cannot connect at the same time. It is resolved.
- Fri Nov 30, 2018 2:13 pm
- Forum: Acquisition server and drivers
- Topic: How to connect Enobio driver with Openvibe
- Replies: 3
- Views: 9599
How to connect Enobio driver with Openvibe
Hello, i am new to openvibe. I have Enobio with 20 channels hardware, and I want to openvibe to receive this signal through the openvibe AS. I have connected the Bluetooth for the Enobio, and it is receiving these signals from my brain. But when I chose the Enobio3G(unstable) from the list of availa...