Abstract

Face recognition is one of the emergent technologies that has been used in many applications. It is a process of labeling pictures, especially those with human faces. One of the critical applications of face recognition is security monitoring, where captured images are compared to thousands, or even millions, of stored images. The problem occurs when different types of noise manipulate the captured images. This paper contributes to the body of knowledge by proposing an innovative framework for face recognition based on various descriptors, including the following: Color and Edge Directivity Descriptor (CEDD), Fuzzy Color and Texture Histogram Descriptor (FCTH), Color Histogram, Color Layout, Edge Histogram, Gabor, Hashing CEDD, Joint Composite Descriptor (JCD), Joint Histogram, Luminance Layout, Opponent Histogram, Pyramid of Gradient Histograms Descriptor (PHOG), Tamura. The proposed framework considers image set indexing and retrieval phases with multi-feature descriptors. The examined dataset contains 23,707 images of different genders and ages, ranging from 1 to 116 years old. The framework is extensively examined with different image filters such as random noise, rotation, cropping, glow, inversion, and grayscale. The indexer’s performance is measured based on a distributed environment based on sample size and multiprocessors as well as multithreads. Moreover, image retrieval performance is measured using three criteria: rank, score, and accuracy. The implemented framework was able to recognize the manipulated images using different descriptors with a high accuracy rate. The proposed innovative framework proves that image descriptors could be efficient in face recognition even with noise added to the images based on the outcomes. The concluded results are as follows: (a) the Edge Histogram could be best used with glow, gray, and inverted images; (b) the FCTH, Color Histogram, Color Layout, and Joint Histogram could be best used with cropped images; and (c) the CEDD could be best used with random noise and rotated images.

Highlights

  • IntroductionFace recognition is a new technology that has been recently introduced. It has been used and implemented in many fields, such as video surveillance, human–machine interaction, virtual reality, and law enforcement [1]

  • Face recognition is a new technology that has been recently introduced. It has been used and implemented in many fields, such as video surveillance, human–machine interaction, virtual reality, and law enforcement [1]. It can be viewed as a Visual Information Retrieval (VIR) concept which has existed for many years

  • One of the important image features are visual features where they could be global or local; global features encode all of the image properties such as color and histogram, while local features focus on the crucial information in the image that might be used for generating image indexing [14,15]

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Summary

Introduction

Face recognition is a new technology that has been recently introduced. It has been used and implemented in many fields, such as video surveillance, human–machine interaction, virtual reality, and law enforcement [1]. Emergent face recognition systems [9] have achieved an identification rate of better than 90% for massive databases within optimal poses and lighting conditions They have moved from computer-based applications to being used in various mobile platforms such as human–computer interaction with robotics, automatic indexing of images, surveillance, etc. Nanni et al [16] conducted a study to determine how best to describe a given texture using a Local Binary Pattern (LBP) approach They performed several empirical experiments on some benchmark databases to decide on the best feature extraction method using LBP-based techniques. In 2020, Yang et al [23] developed a Local Multiple Pattern (LMP) feature descriptor based on Weber’s extraction and face recognition law They modified Weber’s ratio to contain change direction to quantize multiple intervals and to generate multiple feature maps to describe different changes. The results demonstrate that there is a promising future for the proposed LMP and MB-LMP descriptors with good efficiency

Face recognition Acquisition and Processing Techniques
Image Descriptors Analysis
Proposed Face Recognition Framework
Image Acquisition
Feature Extraction
Distributed Processing
Distributed Retrieval
Results and Discussion
Indexing Performance
Retrieval Performance
Rotated Images Accuracy
Random Noise Accuracy of retriving random noise face images
Cropped
Glow Accuracy of retriving glow face images
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