JOMO KENYATTA UNIVERSITY OF AGRICULTURE AND TECHNOLOGY INSTITUTE OF COMPUTER SCIENCE AND INFORMATION TECHNOLOGY BSc COMPUTER TECHNOLOGY Literature Review On DIGITAL IMAGE CRYPTOSYSTEM WITH ADAPTIVE STEGANOGRAPHY NAME REG NO : JOHN NJENGA : CS 282-0782/2009 SUPERVISORS: DR. OKEYO MR. J WAINAINA 1 DECLARATION I declare that all materials presented here are my own original work‚ or fully and specifically acknowledged wherever adapted from other sources. The work has not been submitted previously
Premium Steganography Cryptography Grayscale
ABSTRACT: Image Processing is processing of the image so as to reveal the inner details of the image for further investigation. With the advent of digital computers‚ Digital Image Processing has started revolutionizing the world with its diverse applications. The field of Image Processing continues‚ as it has since the early 1970’s‚ on a path of dynamic growth in terms of popular and scientific interest and number of commercial applications. Considering the advances in the last 30 years resulting
Premium Image processing Eye
VNU University of Languages and International Studies Postgraduate Faculty ((( Final assignment Course title: English Language Teaching Reality of using task-based and content-based instructions in teaching English in Xuan Hoa – Phuc Yen – Vinh Phuc |Lecturer: |Dr. Lê Văn Canh | |Student: |Nguyễn Thị Hà |
Premium Language education Second language acquisition Teaching English as a foreign language
Image Steganography Techniques: Hiding messages in Images Introduction The word steganography is derived from the Greek words “stegos” meaning “cover” and “grafia” meaning “writing” defining it as “covered writing”. There are 5 kinds of Steganography: Text‚ Image‚ Audio/Video and Protocol (Joshi‚ R. et al. 2013). The term Steganography refers to the art of covert communications. By implementing steganography‚ it is possible for Alice to send a secret message to Bob in such a way that no-one else
Premium Discrete Fourier transform Steganography Binary numeral system
An analysis of how the first paragraph of The Metamorphosis supports the theory of Determinism . The theory of determinism states that all events are the consequence of prior events. Determinism is based on the scientific theory of cause and effect. An example of cause and effect is as follows: if a glass were to fall on a surface and break‚ then its breaking would be as a result of the collision of the glass and the surface; indicating that every occurrence has a cause. The literary work
Premium Causality Jean-Paul Sartre The Metamorphosis
Digital Image Processing Chapter 6: Color Image Processing Spectrum of White Light 1666 Sir Isaac Newton‚ 24 year old‚ discovered white light spectrum. (Images from Rafael C. Gonzalez and Richard E. Wood‚ Digital Image Processing‚ 2nd Edition. Electromagnetic Spectrum Visible light wavelength: from around 400 to 700 nm 1. For an achromatic (monochrome) light source‚ there is only 1 attribute to describe the quality: intensity 2. For a chromatic light source‚ there are 3 attributes
Premium Color Color space
High interest rates create an unwillingness to spend money. Because consumers know that they will pay more over the course of the loan‚ they might choose to postpone buying high items such as cars and homes. Higher interest rates cause deflation‚ which means the purchasing power of the dollar is stronger. Debt deflation reduces personal wealth and aggravates an economic downturn. Many parties control interest rates‚ including banks and‚ the Federal Reserve. These institutions decide which interest
Premium Inflation Monetary policy
In modern society‚ there are a number of domesticated animals that are used as pets. Different parts of the world are particularly drawn to different pets‚ though in reality there are a few that are popular the world over. Of these global pets‚ such as cats‚ dogs‚ fish‚ and birds‚ the best pets tend to be dogs. Dogs are the best pets because they make great companions‚ they are very intelligent beings‚ and they come in all shapes‚ sizes‚ and temperaments to meet the needs of all sorts of people.
Free Dog Pet
Table of contents 1. Intro 2. Meetings of the Estates General 3. The Tennis Court Oath 4. The creation of the Declaration of the Rights of Men 5. The storming of the bastille 6. The march on versailles 7. The reign of terror 8. The execution of Louis XVI and his wife 9. The rise and fall of Napoleon 10. The congress of Vienna 11. The concert of Europe 12. Conclusion Meeting of the Estates General The meeting of the estates general happened just before the French Revolution
Premium French Revolution Louis XVI of France
“God save you Ebeneezer! And a merry Christmas to you!” bellowed a voice from the window. Through the foggy glass‚ Scrooge could make out the rather large outline of none other than Peggy Harker‚ a worker at the local orphanage. Scrooge crinkled his nose in disgust and shooed her away with a flick of his hand. Peggy Harker‚ persistent as the rain during a wet monsoon month‚ continued to say “My oh my‚ it is extremely cold… mind if I come in?” in which Scrooge acknowledged with a harsh grunt.
Free Christmas Ebenezer Scrooge Pink