-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathnr_Determine_events.m~
252 lines (216 loc) · 7.26 KB
/
nr_Determine_events.m~
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
function nr_Determine_events(filename)
%% load file
% [filename pathname]=uigetfile('*_ecog.mat','Select .mat file containing ecog/lfp raw data');
% cd(pathname);
% load([pathname filename]);
load(filename)
% assignin('base','pathname',pathname)
% assignin('base','filename',filename)
%% Determine channels
ipad_chan = aux.chan(1).raw;
accel_chan = aux.chan(2).raw;
button_chan = aux.chan(2).raw;
%button_chan = aux.chan(2).raw;
% emg_chan1 = emg.chan(1).raw;
% emg_chan2 = emg.chan(2).raw;
% emg_chan3 = emg.chan(3).raw;
%% Detect Ipad sound-event to sunchronize with the ecog
% % filter the signal
% Fs=2000
% lowcut = 2*999/Fs;
% highcut = 2*999.99999/Fs;
% wn=[lowcut,highcut];
% b=fir1(100, wn);
% signal_filtered = filtfilt(b,1,ipad_chan);
%
% % Find signal above threshold
% THRESH = mean(signal_filtered)+2*std(signal_filtered);
% sup_idx=find(signal_filtered > THRESH);
% [pos,n] = evFindGroups(sup_idx,5,50);
% idx = pos(1,:);
% ipad_ON =sup_idx(idx);
% ecog.ipad_ON_time = int32(ipad_ON/2);
%
% aux.chan(1).raw =resample(signal_filtered,1,2);
% aux.chan(2).raw=resample(aux.chan(2).raw,1,2);
% % aux.chan(3).raw=resample(aux.chan(3).raw,1,2);
% emg.chan(1).raw =resample(emg.chan(1).raw,1,2);
% emg.chan(2).raw =resample(emg.chan(2).raw,1,2);
% % emg.chan(3).raw =resample(emg.chan(3).raw,1,2);
% ecog.contact_pair(1).raw_ecog_signal=resample(ecog.contact_pair(1).raw_ecog_signal,1,2);
% ecog.contact_pair(2).raw_ecog_signal=resample(ecog.contact_pair(2).raw_ecog_signal,1,2);
% ecog.contact_pair(3).raw_ecog_signal=resample(ecog.contact_pair(3).raw_ecog_signal,1,2);
% ecog.contact_pair(4).raw_ecog_signal=resample(ecog.contact_pair(4).raw_ecog_signal,1,2);
% ecog.contact_pair(5).raw_ecog_signal=resample(ecog.contact_pair(5).raw_ecog_signal,1,2);
% ecog.contact_pair(6).raw_ecog_signal=resample(ecog.contact_pair(6).raw_ecog_signal,1,2);
% Fs=1000;
% save(name,'Fs','ecog','emg','aux','-append')
%% Take the timing of each events
%load test_ipad_import
n_steps = description{2};
n_steps = str2num(n_steps(length(n_steps)))-1;
n_trials = description{end-1};
n_trials = str2num(n_trials(length(n_trials)))+1;
n_trials = 20;
% Sound
[sound]=strfind(description,'Sound');
sound = cellfun('isempty',sound);
sound_ON_idx = find(sound==0);
sound_ON = timestamp(sound_ON_idx)';
assignin('base','sound_ON',sound_ON)
% trial start
[trial]=strfind(description,'Trial');
trial = cellfun('isempty',trial);
trial_ON_idx = find(trial==0);
trial_ON = timestamp(trial_ON_idx)';
assignin('base','trial_ON',trial_ON)
% Rest epoch Beg Fixation point ON red dot
[rest]=strfind(description,'Scene: 0 - Rest');
rest = cellfun('isempty',rest);
rest_ON_idx = find(rest==0);
rest_ON = timestamp(rest_ON_idx)';
assignin('base','rest_ON',rest_ON)
% Rest epoch End Fixation point OFF red dot
[rest]=strfind(description,'Timer: 0');
rest = cellfun('isempty',rest);
rest_OFF_idx = find(rest==0);
rest_OFF = timestamp(rest_OFF_idx)';
% Rest epoch Error Fixation error by mvt
[rest]=strfind(description,'Incorrect touch: 0');
rest = cellfun('isempty',rest);
rest_error_idx = find(rest==0);
rest_error = timestamp(rest_error_idx)';
% Preparation epoch Beg ON Cue ON blue dot
[prep]=strfind(description,'Scene: 1 - Preparation');
prep = cellfun('isempty',prep);
prep_ON_idx = find(prep==0);
prep_ON = timestamp(prep_ON_idx)';
% Preparation epoch End Cue OFF blue dot
[prep]=strfind(description,'Timer: 1');
prep = cellfun('isempty',prep);
prep_OFF_idx = find(prep==0);
prep_OFF = timestamp(prep_OFF_idx)';
% Preparation epoch error by mvt
[prep]=strfind(description,'Incorrect touch: 1');
prep = cellfun('isempty',prep);
prep_error_idx = find(prep==0);
prep_error = timestamp(prep_error_idx)';
% Movements
target_ON = nan*ones(n_steps,n_trials)';
target_idx = nan*ones(n_steps,n_trials)';
touch = nan*ones(n_steps,n_trials)';
notouch = nan*ones(n_steps,n_trials)';
incorrect_touch = nan*ones(n_steps,n_trials)';
touch = nan*ones(n_steps,n_trials)';
% Find 'Scene : movement'
[target]=strfind(description,'Movement');
target = cellfun('isempty',target);
target = find(target==0);
target = target(2:end);
for i = 1:n_steps
i
% Target1 ON
target_idx(:,i) = target(i:n_steps:end);
target_ON(:,i) = timestamp(target(i:n_steps:end));
end
% Find the touch time
touch_idx = (target_idx) +1;
touch_ON = timestamp(touch_idx);
% timing
Time_events1 = [rest_ON prep_ON prep_OFF touch_ON];
assignin('base','Time_events1',Time_events1)
Time_events = [rest_ON prep_ON prep_OFF touch_ON];
% assignin('base','Time_events',Time_events)
% assignin('base','ecog',ecog)
Time_events = int32(Time_events) + ecog.ipad_ON_time(1);%%%!!!! Synchronized ipad events with GS4000 or alphaomega systeme. Always a shift between both systems!!!
sup = find(Time_events(:,end)< length(ecog.contact_pair(1).raw_ecog_signal));%% ECog signal sometime cut
Time_events = Time_events(sup,:);
ecog.trial_beg_time = Time_events(sup,1);
ecog.prep_time = Time_events(sup,2);
ecog.go_time = Time_events(sup,3);
ecog.touch_time = Time_events(sup,4);
ecog.trial_end_time = Time_events(sup,end);
save(filename,'Time_events','ecog','sound_ON','-append')
n_ecog = size(ecog.contact_pair,2);
%% Determine mvt onset
% if size(Time_events,1)~=length(ecog.rest_time)
nr_Determine_move_on_off(filename)
% end
%% Plot raw data
% figure
% subplot(4,1,1)
% plot(ipad_chan)
% ylim([-0.01 0.01])
% title('ipad')
% subplot(4,1,2)
% if n_ecog>20
% M1_ch=M1_ch1;
% end
% plot(ecog.contact_pair(M1_ch).remontaged_ecog_signal)
% ylim([-500 500])
% title('ecog')
%
% subplot(4,1,3)
% plot(accel_chan)
% ylim([2 4])
% title('accel')
%
% % subplot(4,1,4)
% % plot(emg_chan2)
% % ylim([-2500 2500])
%
% title('emg')
% hold on
% for i= 1:size(Time_events,1)
% plot([Time_events(i,1) Time_events(i,1)], [-2500 2500],'k')
% plot([Time_events(i,2) Time_events(i,2)], [-2500 2500],'r')
% plot([Time_events(i,3) Time_events(i,3)], [-2500 2500],'g')
% end
% % save figure
% saveas(gcf,[name(1:end-4) '_raw'],'fig');
load(filename)
trials_ok = 1:size(Time_events,1);
bad_trials = input('bad_trials: ');
assignin('base','bad_trials1',bad_trials)
% bad_trials = find(ecog.bad_move_on_time~=0);
% assignin('base','bad_trials2',bad_trials)
if ~isempty(bad_trials)
trials_ok = setdiff(trials_ok,bad_trials);
end
n_ecog = size(ecog.contact_pair,2);
save(filename,'trials_ok','n_ecog','-append')
% % Find 'Correct touch'
% [touch]=strfind(description,'Correct touch');
% touch = cellfun('isempty',touch);
% touch_idx = find(touch==0);
% touch = timestamp(touch_idx);
%
% % No touch
% [notouch1]=strfind(description,'Timer: 2');
% notouch1 = cellfun('isempty',notouch1);
% notouch1_idx = find(notouch1==0);
% notouch1 = timestamp(notouch1_idx);
%
% % Incorrect touch
% [notouch1]=strfind(description,'Timer: 2');
% notouch1 = cellfun('isempty',notouch1);
% notouch1_idx = find(notouch1==0);
% notouch1 = timestamp(notouch1_idx);
%
% for j= 1:n_trials
% for i = 1:n_steps
% idx = target_idx(j,i)
% if ~isempty(strfind(description{idx+1},'Timer'))
% notouch = strfind(description{i},'Timer');
% elseif
%
% elseif
%
%
% description{i}
% end
%
%
%
%
%