Human interactive proofs : second international workshop, HIP 2005, Bethlehem, PA, USA, May 19-20, 2005 : proceedings / Henry S. Baird, Daniel P. Lopresti (eds.)
CAPTCHAs and performance analysis -- HIP architectures -- HIPs within security systems
Summary
"HIP 2005 was organized by the Department of Computer Science & Engineering, Lehigh University and was endorsed by IAPR, the International Association for Pattern Recognition."