FaceDCAPTCHA: Face detection based color image CAPTCHA
Citations
119 citations
Cites background from "FaceDCAPTCHA: Face detection based ..."
...Goswami et al. proposed FaceDcaptcha [39], a scheme where users are required to differentiate between actual images of human faces and animated versions of human faces....
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...proposed FaceDcaptcha [39], a scheme where users are required to differentiate between actual images of human faces and animated versions of human faces....
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71 citations
Additional excerpts
...[37], [38] proposed FR-CAPTCHA and FaceDCAPTCHA....
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59 citations
53 citations
46 citations
Cites background from "FaceDCAPTCHA: Face detection based ..."
...(a) ESP [52] (b) ASIRRA [53] (c) What’s Up [54] (d) FaceD [58] (e) Cartoon [66] (f) Jigsaw puzzle [67]....
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...CAPTCHA challenges are also designed using human faces [56], matching distorted faces of several different human subjects [6], finding human face image pairs [57], detection of visually distorted human faces embedded in a complex background [58], distinguishing between human and avatar faces [59] as well as identifying gender of face images [60]....
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References
5,742 citations
"FaceDCAPTCHA: Face detection based ..." refers methods in this paper
...For experimental evaluation,wehave selected about 1800 face images from the LFW face database [29] and 300 cartoon images (from photobucket....
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1,866 citations
"FaceDCAPTCHA: Face detection based ..." refers background in this paper
...For instance, scripts or bots can put a heavy load on the servers and enforce aDoS attack, generatemultiple fake accounts (in case of registration forms) which are not profitable to both the service provider and the client [2]....
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1,830 citations
"FaceDCAPTCHA: Face detection based ..." refers methods in this paper
...– Rotate operation [28] is used to rotate the constituent face and fake images with θ0 angle (Fig....
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...– Blending operation [28] is used to smoothly blend the constituent face and fake images with the background, as shown in Fig....
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1,155 citations
681 citations
"FaceDCAPTCHA: Face detection based ..." refers background in this paper
...However,Mori andMalik showed that it can be broken and an attack rate of 92% was achieved against EZ-GIMPY [5],...
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...However,Mori andMalik showed that it can be broken and an attack rate of 92% was achieved against EZ-GIMPY [5], ∗ Corresponding author....
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