Instruct: Given the title of a paper, retrieve paper titles that are cited by the given paper.
Query: Usability of CAPTCHAs or usability issues in CAPTCHA design
IMAGINATION: a robust image-based CAPTCHA generation system
Breaking down Usability
Leading Johnny to Water: Designing for Usability and Trust
Usability evaluation methods: mind the gaps
Determining the effectiveness of the usability problem inspector: a theory-based model and tool for finding usability problems
Non-universal usability?: a survey of how usability is understood by Chinese and Danish users
Implications of current design practice for the use of HCI techniques
Neural network CAPTCHA crackers
Making Usability Recommendations Useful and Usable
Why Do Developers Get Password Storage Wrong?: A Qualitative Usability Study
The state of the art in automating usability evaluation of user interfaces
User Interface Design and Evaluation
What is Usability? A Characterization based on ISO 9241-11 and ISO/IEC 25010
Audio CAPTCHA: Existing solutions assessment and a new implementation for VoIP telephony
Usability tool for analysis of web designs using mouse tracks
A Usability Checklist for the Usability Evaluation of Mobile Phone User Interface
Security and Usability: Analysis and Evaluation
Design, User Experience, and Usability: Designing Pleasurable Experiences
Strategies for Evaluating Software Usability
Usability and biometric verification at the ATM interface
Domain Specific Learning for Newborn Face Recognition
Image Recognition CAPTCHAs
A broadband SiGe power amplifier in an efficient polar transmitter using envelope-tracking for mobile WiMAX
Comparison of two schemes for automatic keyword extraction from MEDLINE for functional gene clustering
A Fully Dynamic Universal Accumulator