Search found 17 matches

by faisal-awan
06 May 2011, 06:00
Forum: BCI Systems - Signal Processing
Topic: Need help in SWLDA
Replies: 1
Views: 2730

Need help in SWLDA

Dear All Hope you are fine and enjyoing your time . please help me in SWLDA Algorithm. i gave the input feature . i work for 7 training dataset and testing it on 8 datasets . i know the dtasets are small to train and test . but when i apply SVM on this it classify 7 our 8 characters while SWLDA clas...
by faisal-awan
08 Apr 2011, 06:05
Forum: BCI Systems - Signal Processing
Topic: P300 Speller - Basic Questions...
Replies: 4
Views: 3872

Re: P300 Speller - Basic Questions...

@ mellinger I want to apply SWLDA for offline analysis in Matlab. I couldn't understand the following Could you please tell me what does SWLDA if for ? as it is using step wise regression method . so 1) Is SWLDA just gives us discriminated output (2 class features ) for the classifier's input or it ...
by faisal-awan
30 Mar 2011, 22:51
Forum: BCI Systems - Brain Signals
Topic: EPRs polarity
Replies: 2
Views: 4157

Re: EPRs polarity

hi every one I am finding averages for my target data (in P300) ........ means targeted rows average and targeted columns average . The results are some thing like this .. As we are focusing on the single letter 'P' .....so it should give Positive Peak at 300ms in column (4) and Row (3) [ refer to B...
by faisal-awan
03 Mar 2011, 20:12
Forum: BCI Systems - User Applications
Topic: P300 speller flashing
Replies: 1
Views: 2176

P300 speller flashing

Hi I want to know that how the P300 speller (BCI2000)flashing was setup ? mean as i know it should be in the blocked randomized form i,e ; one complete cycle of 12 flashes , with every time one row or column flashes. am i right? if not please correct me here. If for example we dont make the speller ...
by faisal-awan
16 Feb 2011, 20:19
Forum: Data Analysis
Topic: P300 Classifier Error
Replies: 13
Views: 6626

which .ini file should i have to load for P300 classification?
by faisal-awan
10 Feb 2011, 21:52
Forum: Data Analysis
Topic: P300 Classifier Error
Replies: 13
Views: 6626

Thanks alot mellinger
by faisal-awan
08 Feb 2011, 01:12
Forum: Data Analysis
Topic: P300 Classifier Error
Replies: 13
Views: 6626

Can anyone give me the link where to download the latest version of P300 speller ???


Regards
by faisal-awan
01 Feb 2011, 06:15
Forum: Configuration
Topic: need help to config BCI 2000 with brain vision
Replies: 7
Views: 3371

thanks for the reply . Sir , in batch directory i donot find any amplifer .As i want to use it with brain vision amplifier . How i select one of the batch to modify ow which one ? . Is there any specific file ? Also let me know the procedure of modifying if i am using for P300 signal aquisition. and...
by faisal-awan
26 Jan 2011, 01:02
Forum: Configuration
Topic: need help to config BCI 2000 with brain vision
Replies: 7
Views: 3371

plz help me ..where i could find #include "Param.h" , and #include "ParamList.h ....

because when i starts my vision recorder program ..simultaneously with RDAgetparams.cpp .......give the error .. File not found!!


Best Regards
by faisal-awan
25 Jan 2011, 21:54
Forum: Configuration
Topic: need help to config BCI 2000 with brain vision
Replies: 7
Views: 3371

I couldn't understand the 2nd point . please help me in this .

i have follow the link .....the RDA source link ...where i found RDA get parm.Cpp

now please guide me what to do ?

Regards
by faisal-awan
07 Jan 2011, 10:02
Forum: Configuration
Topic: P300 Speller - Worng Letter, correct line
Replies: 18
Views: 6338

hi

i need to do ...Offline Analysis of P300 signal ..... I donot know that src/contrib./Tools/P300GUI/P300_GUI.m , where i get this GUI . i my version of BCI2000 ... i donot have this .


Please help me in this.




Regards
by faisal-awan
08 Dec 2010, 18:30
Forum: BCI Systems - User Applications
Topic: need help in P300 Speller
Replies: 8
Views: 4436

I want to ask you that , i have P300 matrix 6*6 paradigm develop in (C++), and i want to synchorise it with my EEg recording software. SO that when user's intense detect the specific row/col in P300 matrix , some marker / identifier displays on same time in EEG recording system. Thanks Regards
by faisal-awan
08 Dec 2010, 09:47
Forum: BCI Systems - User Applications
Topic: need help in P300 Speller
Replies: 8
Views: 4436

Thanks for the information .


Kindly let me know , how i could synchoronize my P300 matrix build in C++ with any EEG software . any hardware code available ?


Thanks in advance


Regards
by faisal-awan
06 Dec 2010, 20:59
Forum: BCI Systems - User Applications
Topic: need help in P300 Speller
Replies: 8
Views: 4436

Hi..... Thanks for the reply As what i am trying to do is to : 1) make the P300 speller (6*6 matrix) which is done . 2) how the given code BCI2000(Source for P300 Speller) could help me to make , which row/column is detected/ selected by user intense and i want to identify that point in software (in...
by faisal-awan
30 Nov 2010, 21:56
Forum: BCI Systems - User Applications
Topic: need help in P300 Speller
Replies: 8
Views: 4436

dear Professor Thanks for the reply .... I need explanation in below mentioned areas: 1 ) In your reply , what do u mean by Scores ? Did u mean flashing of rows/Column. If yes than how averaging (P300 Signal Processing ) function produces single stimulus (code ) ??? Please give more explanation 2) a...