Error And Weight Change
Activity Of
Input Unit
T - O
Implication
Operation To
Reduce Error
Direction Of Desired
Weight Change
Positive
Positive
T > O
O
Positive
Positive
Negative
T < O
¯
O
Negative
Positive
Zero
T = O
None
Zero
Negative
Positive
T > O
O
Negative
Negative
Negative
T < O
¯
O
Positive
Negative
Zero
T = O
None
Zero