Instruct: Given the title of a scientific paper, retrieve paper titles that are cited by the given paper
Query: cs - tr - 1278 september , 2011 the robustness of google captchas .
A low-cost attack on a Microsoft captcha
Characterizing Google Hacking: A First Large-Scale Quantitative Study
Re: CAPTCHAs-Understanding CAPTCHA-Solving Services in an Economic Context
A CAPTCHA Implementation Based on 3D Animation
Gestalt geometric CAPTCHA
An Anti-SMS-Spam Using CAPTCHA
An efficient segmentation algorithm for CAPTCHAs with line cluttering and character warping
Neural network CAPTCHA crackers
Breaking CAPTCHAs with Convolutional Neural Networks
Mitigating denial of service attack using CAPTCHA mechanism
CAPTCHA Recognition Based on Faster R-CNN
Image Recognition CAPTCHAs
Recognition based segmentation of connected characters in text based CAPTCHAs
CAPTCHA Breaking with Deep Learning
CAPTCHA Recognition with Active Deep Learning
Recognizing objects in adversarial clutter: breaking a visual CAPTCHA
Asirra: a CAPTCHA that exploits interest-aligned manual image categorization
Distortion estimation techniques in solving visual CAPTCHAs
Chinese character CAPTCHA recognition based on convolution neural network
Symmetry reCAPTCHA
Asirra: a CAPTCHA that exploits interest-aligned manual image categorization
A Proximity Coupling RF Sensor for Wrist Pulse Detection Based on Injection-Locked PLL
CARDINAL: Computer Assisted Authoring of Movie Scripts
Analyses of Rotational Torque and Suspension Force in a Permanent Magnet Synchronous Bearingless Motor with Short-pitch Winding
Resistant Hypertension A Review of Diagnosis andManagement