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Questions tagged [iris-recognition]

Anything related to iris recognition techniques, i.e. those techniques allowing a machine to attest the identity of a human user by analyzing the image of his/her iris. This is usually employed in high security environments as a factor in user authentication.

Anything related to iris recognition techniques, i.e. those techniques allowing a machine to attest the identity of a human user by analyzing the image of his/her iris. This is usually employed in high security environments as a factor in user authentication.

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neural network from scratch in python using sigmoid activation

i am new to python,trying to learn machine learning in python.i have tried to write a neural network from scratch with one hidden layer on the famous iris dataset.this is a three class classifier with out put as one hot vectors.i have also taken…
anku
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How to do feature encoding in iris recognition?

I am doing an iris recognition project. Up to now,I have done iris normalization. After normalization of iris, the next step is feature encoding of the normalized iris image. I have searched a lot but I didn't really understand feature encoding in…
Akif Çelebi
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Comparing irises images with opencv

I need help with iris comparing. I've already segment and normalize my iris images. Now I want to extraxt features, add it to database, or just simply in list of feature vector, and then compare it with other features vector. I want my application…
Araneo
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How to detect and draw a circle around the iris region of an eye?

I have been trying to detect the iris region of an eye and thereafter draw a circle around the detected area. I have managed to obtain a clear black and white eye image containing just the pupil, upper eyelid line and eyebrow using threshold…
Sade
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Cropping Circle with Hough Transform using OpenCV Python

I want to crop circle from iris image in following below: and this is my code for circle detection: from matplotlib import pyplot as plt import numpy as np import cv2 gambar = cv2.imread('tes2.jpg',0) cimg =…
Zurriyata Fatni
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Would the Openmv m7 camera module be suitable for an iris recognition system?

I am looking for a suitable camera for my iris recognition system but the prices of some of the cameras are steep, i stumbled on the openmv m7 which seems promising but the max resolution is 640x480 8 bit greyscale. The camera needs to be 20cm from…
Marothi Letsoalo
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How to convert Mat to byte array, store the value and then convert it back again? java opencv

I have a Mat image for my system and I want to be able to store it in my sqlite database. So I am thinking I need to try convert it to a byte array to be able to store it. But then Im not sure that is right because I'm unsure how to use the value I…
LiL
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Best parameters for pupil detection using hough? java opencv

--------------read edit below--------------- I am trying to detect the edge of the pupils and iris within various images. I am altering parameters and such but I can only manage to ever get one iris/pupil outline correct, or get unnecessary outlines…
tgif
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iris recognation: iris center and pupil center center doesn't match, interpolation doesn't work

I'm working on a project for iris recognation as a graduation project. Plan is like that: 1- Get the the iris image (Found CASIA database) 2- Detect iris (partially done) 3- Cut the iris region (done) 4- Interpolate the image(stuck) 5- Apply gabor…
Mistrafantastic
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How can I get use of trained Keras model to make new predictions?

i am a newbee of Keras. When i am done with the Iris classification tutorial, i just confused with this, since we encoded those 3 kinds of iris flowers, for example, one-hot encoding. We should get 3 orthogonal vectors right? setosa [1 0…
Kenny Chou
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How to mask circular area?

I am trying to mask circular area in image.I put the code and the output image below.As you can see,I draw the circle around iris.After this point,I want to black out everything outside circular area.How do I need to continue?Are there another ways…
Akif Çelebi
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about detecting iris and pupil circles using hough circle in java opencv

I'm using opencv in Java to try to detect circles (iris, and pupil) in images with eyes, but I didn't get the expected results. Here is my code // convert source image to gray org.opencv.imgproc.Imgproc.cvtColor(mRgba, imgCny,…
Reema
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Support Vector Machine in Matlab

I need some help. I got *.mat Matlab file after extract the features from 2D static image. The extraction process was used 2D Haar Wavelet in Matlab Apps. The problems are: 1. How I want to use the *.mat Matlab file as an input to the SVM program in…
Alex Pandian
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Gabor filter - parameters values and feature extraction in openCv

I want to extract features in my image - cropped iris. But I have problems with parameters. I also don't know how exacly it works. I've already red a lot of topics about this issue in the web, but I can't answer my questions. Input image: I use…
Araneo
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Iris detection in still images

I have good resolution faces images and I would like to automatically detect the iris and know its color. Is there any state-of-the-art (standard) way to detect iris other than HoughCircles which is not reporting consistent results on different…
Rami
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