Instruct: Given a scientific paper title, retrieve paper titles that are cited by the given paper.
Query: the robustness of " connecting characters together " captchas .
A low-cost attack on a Microsoft captcha
Recognition and segmentation of connected characters with selective attention
Symmetry reCAPTCHA
Measuring real-world accuracies and biases in modeling password guessability
AN OVERVIEW OF CHARACTER RECOGNITION FOCUSED ON OFFLINE HANDWRITING
An Anti-SMS-Spam Using CAPTCHA
CAPTCHA Recognition Based on Faster R-CNN
Multiple password interference in text passwords and click-based graphical passwords
I am Robot: (Deep) Learning to Break Semantic Image CAPTCHAs
Audio CAPTCHA: Existing solutions assessment and a new implementation for VoIP telephony
A CAPTCHA with Tips Related to Alphabets Upper or Lower Case
Word Spotting in Cursive Handwritten Documents using Modified Character Shape Codes
CAPTCHA Recognition with Active Deep Learning
EyamKayo: Interactive Gaze and Facial Expression Captcha
A Survey of Digital Image Processing Techniques in Character Recognition
The TypTop System: Personalized Typo-Tolerant Password Checking
Classification and Learning Methods for Character Recognition : Advances and Remaining Problems
Computational design of linkage-based characters
Online and offline character recognition: A survey
Breaking CAPTCHAs on the Dark Web 11 February , 2018
Converting Night-Time Images to Day-Time Images through a Deep Learning Approach
CXT-cube: contextual text cube model and aggregation operator for text OLAP
Reductions of an elliptic curve and their Tate-Shafarevich groups
A local mean-based nonparametric classifier
IMAGINATION: a robust image-based CAPTCHA generation system