Table 1.
Experiment 1
|
|||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Group
|
|
V-DNMS
|
T-DNMS
|
||||||||||
trials to criterion
|
delays
|
trials
|
delays
|
||||||||||
I
|
II
|
8 sec
|
15 sec
|
1 min
|
10 min
|
40 min
|
8 sec
|
15 sec
|
1 min
|
10 min
|
|||
Normal | 1a | 180 | 0 | 92 | 93 | 88 | 73 | 75 | — | — | — | — | — |
2a | 440 | 0 | 92 | 94 | 94 | 70 | 69 | — | — | — | — | — | |
3a | 220 | 0 | 91 | 93 | 88 | 79 | 72 | — | — | — | — | — | |
4a | 120 | 20 | 92 | 97 | 91 | 83 | 76 | — | — | — | — | — | |
5a | 415 | 0 | 91 | 93 | 88 | 71 | 64 | — | — | — | — | — | |
6 | 189 | 0 | 94 | 99 | 96 | 86 | 74 | 359 | 91 | 88 | 92 | 68 | |
7 | 180 | 0 | 95 | 95 | 91 | 68 | 76 | 292 | 90 | 94 | 86 | 66 | |
8 | 0 | 20 | 92 | 93 | 91 | 85 | 78 | 522 | 91 | 93 | 85 | 80 | |
9 | 0 | 20 | 92 | 93 | 92 | 85 | 78 | 280 | 91 | 92 | 88 | 84 | |
10 | 220 | 60 | 93 | 94 | 90 | 73 | 67 | 446 | 91 | 92 | 84 | 76 | |
11b | — | — | — | — | — | — | — | — | — | — | — | — | |
12b | — | — | — | — | — | — | — | — | — | — | — | — | |
13b | — | — | — | — | — | — | — | — | — | — | — | — | |
14b | — | — | — | — | — | — | — | — | — | — | — | — | |
15b | — | — | — | — | — | — | — | — | — | — | — | — | |
16b | — | — | — | — | — | — | — | — | — | — | — | — | |
17b | — | — | — | — | — | — | — | — | — | — | — | — | |
18b | — | — | — | — | — | — | — | — | — | — | — | — | |
Mean | 196 | 12 | 92 | 94 | 91 | 77 | 73 | 380 | 91 | 92 | 85 | 75 | |
PR | 1 | 860 | 480 | 90 | 84 | 88 | 72 | 70 | 704 | 90 | 77 | 63 | 48 |
2 | 100 | 0 | 92 | 79 | 83 | 66 | 72 | — | — | — | — | — | |
3 | 100 | 460 | 90 | 92 | 85 | 69 | 71 | 464 | 90 | 83 | 68 | 42 | |
4 | 0 | 200 | 91 | 83 | 76 | 67 | 51 | 573 | 90 | 75 | 78 | 52 | |
5 | 2034 | 0 | 91 | 87 | 85 | 71 | 66 | 501 | 90 | 74 | 65 | 46 | |
Mean | 619 | 228 | 91 | 85 | 83 | 69 | 66 | 561 | 90 | 77 | 69 | 47 | |
TE | 1 | 440 | 180 | 91 | 88 | 82 | 74 | 60 | — | — | — | — | — |
2 | 740 | 0 | 92 | 84 | 76 | 76 | 67 | — | — | — | — | — | |
3 | 328 | 0 | 93 | 90 | 88 | 65 | 55 | 288 | 90 | 87 | 83 | 70 | |
4 | 1077 | 0 | 91 | 91 | 93 | 66 | 66 | — | — | — | — | — | |
5 | 760 | 40 | 90 | 93 | 90 | 66 | 66 | 80 | 90 | 90 | 83 | 70 | |
Mean | 669 | 44 | 91 | 89 | 86 | 69 | 63 | 123 | 90 | 89 | 83 | 70 |
Experiment 2
|
Experiment 3
|
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
VPC
|
simple object discrimination
|
concurrent discrimination
|
||||||||
delays
|
||||||||||
Group
|
|
1 sec
|
10 sec
|
1 min
|
10 min
|
day 1
|
day 2
|
day 4
|
mean of 3 days
|
trials to criterion
|
Normal | 1a | — | — | — | — | 77 | 95 | 93 | 88 | 240 |
2a | — | — | — | — | 75 | 93 | 95 | 88 | 720 | |
3a | — | — | — | — | 71 | 90 | 93 | 85 | 640 | |
4a | — | — | — | — | 75 | 90 | 92 | 86 | 240 | |
5a | — | — | — | — | 80 | 98 | 97 | 92 | 440 | |
6 | 61 | 61 | 62 | 57 | 70 | 93 | 95 | 86 | 333 | |
7 | 66 | 57 | 67 | 60 | 78 | 95 | 100 | 91 | 520 | |
8 | 67 | 65 | 63 | 60 | 93 | 80 | 88 | 87 | 160 | |
9 | 63 | 67 | 65 | 66 | 80 | 98 | 100 | 93 | 360 | |
10 | 67 | 63 | 63 | 65 | 88 | 99 | 99 | 95 | 520 | |
11b | 71 | 74 | 67 | 63 | — | — | — | — | — | |
12b | 68 | 67 | 65 | 61 | — | — | — | — | — | |
13b | 66 | 65 | 55 | 73 | — | — | — | — | — | |
14b | 67 | 75 | 81 | 55 | — | — | — | — | — | |
15b | 66 | 69 | 68 | 69 | — | — | — | — | — | |
16b | 70 | 70 | 71 | 72 | — | — | — | — | — | |
17b | 60 | 62 | 71 | 55 | — | — | — | — | — | |
18b | 72 | 57 | 65 | 52 | — | — | — | — | — | |
Mean | 66 | 66 | 66 | 62 | 79 | 93 | 95 | 89 | 417 | |
PR | 1 | 52 | 59 | 52 | 46 | 68 | 78 | 91 | 79 | 480 |
2 | 74 | 64 | 65 | 69 | 64 | 81 | 88 | 78 | 303 | |
3 | 57 | 53 | 55 | 53 | 61 | 89 | 93 | 81 | 1039 | |
4 | 67 | 68 | 63 | 53 | 73 | 88 | 95 | 85 | 400 | |
5 | 82 | 45 | 55 | 49 | 61 | 99 | 95 | 85 | 972 | |
Mean | 66 | 58 | 58 | 54 | 65 | 87 | 92 | 82 | 639 | |
TE | 1 | — | — | — | — | 76 | 93 | 94 | 95 | 1040 |
2 | — | — | — | — | 86 | 99 | 100 | 87 | 986 | |
3 | 48 | 45 | 50 | 45 | 78 | 89 | 94 | 88 | 440 | |
4 | 45 | 56 | 56 | 51 | 61 | 83 | 96 | 80 | 1040 | |
5 | 48 | 53 | 50 | 56 | 83 | 98 | 98 | 93 | 1160 | |
Mean | 47 | 51 | 52 | 51 | 77 | 92 | 96 | 89 | 933 |
(V-DNMS) Visual delayed nonmatching to sample; (T-DNMS) tactual delayed nonmatching to sample; (VPC) visual paired-comparison task.
Monkeys N1–N5 were not available for testing on the T-DNMS or VPC tasks.
Monkeys N11–N18 were tested only on the VPC task.