3 ms·
Don't need ground truth for crowd-sourced annotation just need agreement between n-different users. 1 randomly present captcha to few known-safe/low risk user
by agnokapathetic 8y ago
Don't need ground truth for crowd-sourced annotation just need agreement between n-different users.
1 randomly present captcha to few known-safe/low risk users
2. Compare answers with answers from higher risk user's Captcha responses.