• No results found

Iris Segmentation

Iris segmentation using a non decimated wavelet transform

Iris segmentation using a non decimated wavelet transform

... extracting iris inner and outer boundary extraction based on the maximum summation of directional derivative of image intensity in radial ...of iris pupil circular ...based iris segmentation ...

6

Morphological-Edge Detection Approach for the Human Iris Segmentation

Morphological-Edge Detection Approach for the Human Iris Segmentation

... to iris segmentation, especially with morphological ...novel iris recognition ...for iris segmentation; then, they applied multi-scale morphologic operator for iris feature ...

5

Accurate and Fast Iris Segmentation

Accurate and Fast Iris Segmentation

... the iris image using the intensity values on a set of circular contours centered at the pupil center using edge detection ...iris segmentation. In [18], they have represented the feature of the ...

8

Quality-based iris segmentation-level fusion

Quality-based iris segmentation-level fusion

... of segmentation errors of individual algorithms in as much as ...of segmentation failures also tests on ground truth segmen- tation conformity and recognition accuracy confirmed the high versatility of the ...

12

Iris Segmentation Based on High Dynamic Range Images

Iris Segmentation Based on High Dynamic Range Images

... Abstract— Iris segmentation plays a vital role in iris ...The iris segments based on the image processing techniques are playing an vital role in the security systems and ...image ...

6

Iris Segmentation and Recognition System

Iris Segmentation and Recognition System

... technique, iris recognition is getting preference over other methods and has drawn great attention of scientists because of uniqueness, non-invasiveness and stability of human iris ...automatic iris ...

5

A hybrid method for iris segmentation

A hybrid method for iris segmentation

... of Iris Recognition System 12 2.2 Iris identification system stages 13 ...2.2.1 Iris image acquisition 14 2.2.2 Iris image preprocessing 15 ...2.2.3 Iris image Segmentation 16 ...

13

A Proficient Matching For Iris Segmentation and Recognition Using Filtering Technique

A Proficient Matching For Iris Segmentation and Recognition Using Filtering Technique

... The template that is generated in the feature encoding process will also need a corresponding matching metric, which gives a measure of comparison between two iris templates. This metric should give one range of ...

5

Iris segmentation and normalization approach

Iris segmentation and normalization approach

... As shown in Fig. 10, with a high quality images, auto detection produces encouraging results. On the other hand poor iris images need user-intervention to increase the rate of correct ir[r] ...

14

Hough Transform, SURF Technique For Automatic Iris Recognition

Hough Transform, SURF Technique For Automatic Iris Recognition

... of iris image and matching is done for identification and verification ...the iris in several steps which first 24 finds a good approximation for the pupil center and radius, and then applies the Canny ...

5

DEVELOPMENT AND APPLICATION OF A STAGE GATE PROCESS TO REDUCE THE UNERLYING 
RISKS OF IT SERVICE PROJECTS

DEVELOPMENT AND APPLICATION OF A STAGE GATE PROCESS TO REDUCE THE UNERLYING RISKS OF IT SERVICE PROJECTS

... The iris system performance heavily relies on the iris segmentation ...an iris. As such, both iris and pupil have a central point in ...incorrect iris region ...outer iris ...

11

Multiple Classifiers: An Approach in Iris Recognition System

Multiple Classifiers: An Approach in Iris Recognition System

... processed iris segmentation through simple filtering and histogram ...the iris image representation and feature matching, and did not introduce the information about noise ...on iris images of ...

5

Recognition Technique for ATM based on IRIS Technology

Recognition Technique for ATM based on IRIS Technology

... complete iris recognition system can be split into four stages: Image acquisition, segmentation, encoding and ...the iris images. Infra-red illumination is used in most iris image ...The ...

7

Development and Performance evaluation of IRIS recognition in the presence of occluded region

Development and Performance evaluation of IRIS recognition in the presence of occluded region

... systems, Iris recognition is computationally more efficient. Conventional iris segmentation methods gives good results only for ideal iris ...The segmentation accuracy has influence on ...

6

Integrate Liveness Detection with Iris Verification to Construct Support Biometric System

Integrate Liveness Detection with Iris Verification to Construct Support Biometric System

... an iris recognition system to verify the uniqueness of the human iris through used it as a ...The iris recognition starting with automatic iris segmentation, here use circular Hough ...

11

Integration of Morphological Segmentation and Canny Edge Detection for Iris Recognition

Integration of Morphological Segmentation and Canny Edge Detection for Iris Recognition

... the iris region is the third phase of the iris recognition ...The iris segmented from other parts of the ...the iris region is detected to segment the iris ...the iris that ...

6

A Segmentation Perspective of Non Cooperative Iris Recognition

A Segmentation Perspective of Non Cooperative Iris Recognition

... of iris as well as the factors which affect the quality of eye image by identifying the periocular region ...of iris and pupil circle are carried ...the segmentation without affecting the ...

7

Implementation of the Hough Transform for Iris Detection and Segmentation

Implementation of the Hough Transform for Iris Detection and Segmentation

... the iris [18] [19] [20] [21] and [22] using different me- thodological approaches that mostly aimed at the elimination of noise, the location of the eye, and location of the center of the pupil, using different ...

13

An Effective Segmentation Technique for
Noisy Iris Images

An Effective Segmentation Technique for Noisy Iris Images

... an iris biometrics system uses different techniques from that of ...accomplish iris segmentation Wildes used a gradient based binary edge-map construction followed by circular Hough ...in iris ...

8

Biometric Signature of Private Key by Reliable Iris Recognition Based on Flexible ICA Algorithm

Biometric Signature of Private Key by Reliable Iris Recognition Based on Flexible ICA Algorithm

... on iris recognition in- cluding image databases, and human iris authentication process basically consists of four steps as follows: 1) iris segmentation, where the iris is localized and ...

12

Show all 5520 documents...

Related subjects