Well Defined Learning Problem
8281 Views • Posted On Aug. 16, 2020
A computer program is said to learn from experience E with respect to some class of tasks T and performance measure P, if its performance in tasks T, as measured by P, improves with experience E.
Features in a Learning Problem
- The class of tasks (T)
- The measure of performance to be improved (P)
- The source of experience (E)
Examples of Well Defined Learning Problem
Checkers Learning Problem
- Task (T): Playing Checkers
- Performance Measure (P): Percent of games won against opponents.
- Training Experience (E): Playing practice games against itself.
Handwriting Recognition Learning Problem
- Task (T): Recognizing and classifying handwritten words within images.
- Performance Measure (P): Percent of words correctly classified.
- Training Experience (E): A dataset of handwritten words with given classifications.
Robot Driving License Problem
- Task (T): Driving on public four-lane highways using vision cameras.
- Performance Measure (P): Average distance travelled before an error (as judged by a human observer).
- Training Experience (E): A sequence of images and steering commands recorded while observing a human driver.
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