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Questions tagged [eye-detection]

Use this tag for question related to eye detection, i.e. the process of measuring the location of the eyes for monitoring people's emotional state, drivers awareness/fatigue monitoring, to add objects to pictures (virtual masks) and so on, by image processing techniques.

71 questions
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how to perform stable eye corner detection?

For those who find it too long, just read the bold lines. My project of gaze estimation based screen cursor moving HCI is now dependent on one last thing - gaze estimation, for which i'm using eye corners as a reference stable point relative to…
bad_keypoints
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how to detect eye pupil circularly in opencv

I am working on opencv in android and i want to change eye pupil color through Hue channel and i achieve this already but the problem is that the region i detected is in rectangle but i want this region circular as eye pupil is circular region.…
Saad Bilal
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1 answer

OpenCV for Android: failed to load cascade classifier error

This is the first time I use openCV library. I want to use it to detect the eyes. I have used the FdActivity code available in this tutorial: http://romanhosek.cz/android-eye-detection-updated-for-opencv-2-4-6/ The tutorial uses OpenCV 2.4.6, but I…
Dania
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6
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3 answers

Hough circle doesn't detect eyes iris

I want to detect eyes irises and their centers using Hough Circle algorithm. I'm using this code: private void houghCircle() { Bitmap obtainedBitmap = imagesList.getFirst(); /* convert bitmap to mat */ Mat mat…
Dania
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6
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1 answer

Closed eye detection opencv C++

I need to detect closed eyes only and also both eyes separately. That means I need to tell if left eye is open or closed, also same about the right eye. I tried few ways. One of them is to detect eyes with haarcascade_eye and…
AtanuCSE
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6
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6 answers

Eye Detection using javascript and html5

Does anyone have any ideas or steps or algorithms for performing Eye Detection on 2d images using javascript and HTML5? I have already done converting RGB to YCbCr color space Now I need some help on eye extraction function hellow(e) { var…
Oli Soproni B.
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4
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1 answer

Face Features Detection Using OpenCV Haar-cascades

I am using Java with OpenCV Library to detect Face,Eyes and Mouth using Laptop Camera. What I have done so far: Capture Video Frames using VideoCapture object. Detect Face using Haar-Cascades. Divide the Face region into Top Region and Bottom…
Abdelrahman Wahdan
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4
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4 answers

Find eyes and mouth in an face image

I'm curious about finding the eyes from an image. Let's say I have an thresholded image and I have 3 blobs representing two eyes and the mouth. Is there a way to detect which of the region of pixels is eye region and approximate it's center?
Madalin
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4
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1 answer

haar cascade for eye ball in opencv android

I am working on opencv eye detection project and i have sucessfully detect rectangular region of both eyes through the help of haar cascade for boths eyes. now i want to detect the eye balls from both eyes, the problem is that i have no haar cascade…
Saad Bilal
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3
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1 answer

Eye Tracking , Gaze Tracking method needed

I am working on a project to detect Eye Gaze using opencv in the C++ language , I was able to detect the face and the eyes , but still no luck with making it stable The main problem is that when I ask to detect the right eye for example sometimes…
AhMaD AbUIeSa
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3
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2 answers

Eye detection using OpenCVSharp in Unity (fps issues)

I'm currently working on a project involving integrating OpenCVSharp into Unity, to allow eye tracking within a game environment. I've managed to get OpenCVSharp integrated into the Unity editor and currently have eye-detection (not tracking)…
Nition
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3
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2 answers

Opencv - detecting whether the eye is closed or open

I am working on a project where we are trying to detect whether the eye is closed or open in a picture. What we have done so far is that we detected the face, then the eyes. Then we applied hough transform, hoping that the iris would be the only…
Yousra Marwan
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3 answers

Find eyes with glasses OpenCv

I have this problem, my code doesn't work when i try to find eyes with glasses with openCv library for android. My code is the following: try { InputStream is =…
Marco Gallella
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2 answers

Detect faces without eyebrows and jaw using opencv

I am trying to detect faces (specifically, faces with opened eyes) using OpenCV haar cascade classifier. However, I had a problem detecting the faces that do not have eyebrows and/or jaw, as shown in the following image. I had tried many haar…
Vannaro
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OpenCV not detecting eyes correctly

I need it to detect eyes (separately, both open or closed), crop them and save them as images. It works but not in every photo. I tried everything I could think of. I tried different values for scaleFactor and minNeighbors, also tried to add min…
RandUs
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