|
|
|
|
|
|
|
|
|
|
|
• |
Three ways to do
active learning with SVMs
|
|
|
• |
Active learning
can significantly reduce the
|
|
|
need for labeled
instances
|
|
|
|
– |
in a domain where
SVMs already perform well
|
|
|
• |
Simple = cheap but unstable in some cases
|
|
|
• |
Ratio = expensive but more stable
|
|
|
• |
Hybrid = combines benefits of both methods
|