نتایج جستجو برای: encryption of colored images

تعداد نتایج: 21183193  

2016
Pankaj Agrawal

This paper focuses mainly on the different image encryption algorithms and various parameters. As the use of digital techniques for transmitting and storing images are increasing, it becomes an important issue that how to protect the confidentiality, integrity and authenticity of images. There are various techniques to encrypt the images for making the images more secure. Therefore, along with ...

Journal: :The Visual Computer 2022

Abstract Multimedia information usage is increasing with new technologies such as the Internet of things (IoT), cloud computing, and big data processing. Video one most widely used types multimedia. Videos are played transmitted over different networks in many IoT applications. Consequently, securing videos during transmission various necessary to prevent unauthorized access video's content. Th...

Journal: :IEEE Transactions on Information Forensics and Security 2019

پایان نامه :0 1370

all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...

Journal: :Indonesian Journal of Electrical Engineering and Computer Science 2023

A sure way of providing privacy to sensitive images is encrypt them, especially when they are stored in a public cloud server. Homomorphic encryption enables arithmetic operations over encrypted data without access the secret key. This facility can be well harnessed for secure outsourced image processing by exploiting available computational capabilities modern servers. paper presents new homom...

Visual cryptography is a method that makes use of the characteristics of human vision and it requires neither the knowledge of cryptography nor the complex calculations. This method was first proposed by Naor and Shamir, its implementation is simple, it has been extended to an secrect sharing (k, n) in which n shares are made from the image and they are distributed among n participants. Moreov...

آزاد‌نیا, بابک , منصوری, بهمن , پیله‌ور, عبدالحمید ,

Background: Magnetic resonance imaging (MRI) is widely applied for examination and diagnosis of brain tumors based on its advantages of high resolution in detecting the soft tissues and especially of its harmless radiation damages to human bodies. The goal of the processing of images is automatic segmentation of brain edema and tumors, in different dimensions of the magnetic resonance images. M...

Journal: :International Journal of Computer Applications Technology and Research 2013

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