Download PDF by Pranab Kumar Dhar, Tetsuya Shimamura: Advances in Audio Watermarking Based on Singular Value

By Pranab Kumar Dhar, Tetsuya Shimamura

ISBN-10: 3319147994

ISBN-13: 9783319147994

ISBN-10: 3319148001

ISBN-13: 9783319148007

This publication introduces audio watermarking equipment for copyright defense, which has drawn broad awareness for securing electronic info from unauthorized copying. The ebook is split into components. First, an audio watermarking approach in discrete wavelet remodel (DWT) and discrete cosine rework (DCT) domain names utilizing singular worth decomposition (SVD) and quantization is brought. this system is strong opposed to quite a few assaults and offers reliable imperceptible watermarked sounds. Then, an audio watermarking process in quickly Fourier remodel (FFT) area utilizing SVD and Cartesian-polar transformation (CPT) is gifted. this system has excessive imperceptibility and excessive information payload and it offers stable robustness opposed to a variety of assaults. those concepts let media proprietors to guard copyright and to teach authenticity and possession in their fabric in numerous functions.

· beneficial properties new equipment of audio watermarking for copyright defense and possession protection

· Outlines innovations that offer more suitable functionality when it comes to imperceptibility, robustness, and information payload

· contains purposes similar to info authentication, facts indexing, broadcast tracking, fingerprinting, etc.

Show description

Read or Download Advances in Audio Watermarking Based on Singular Value Decomposition PDF

Best security & encryption books

Download e-book for iPad: Multimedia Content Encryption: Techniques and Applications by Shiguo Lian

The frequent use of photograph, audio, and video information makes media content material defense more and more priceless and pressing. for max security, it truly is now not enough to in simple terms regulate entry rights. in an effort to totally safeguard multimedia facts from piracy or unauthorized use, it has to be secured via encryption ahead of its transmission or distribution.

Digital Identity by Phillip J. Windley PDF

The increase of network-based, automatic providers some time past decade has certainly replaced the way in which companies function, yet now not consistently for the higher. supplying providers, engaging in transactions and relocating info on the internet opens new possibilities, yet many CTOs and CIOs are extra fascinated about the hazards. just like the rulers of medieval towns, they have followed a siege mentality, construction partitions to maintain the undesirable men out.

Download e-book for kindle: Computer Security by John M. Carroll (Auth.)

Desktop protection, 3rd variation offers the simplest principles that prime know-how, classical defense perform, and customary feel need to provide to assist lessen lack of confidence to the bottom attainable point. This completley up to date e-book comprises new info on advances in desktop gear and the unfold of know-how.

Privacy and Security of Modern Technology by Daniel Dimov, Rasa Juzenaite PDF

This booklet is a compilation of forty three articles, which concentrate on the privateness and safeguard implications of recent applied sciences, similar to the net of items, human-implanted RFID chips, crowdsensing applied sciences, beacons, smartwatches, sleep-tracking units, Google Glass, and nanorobots.
“Privacy and safety of recent know-how” can pay particular awareness at the criminal and cultural features of the trendy applied sciences. additionally, the knowledge within the e-book is simple to appreciate even for those who would not have broad wisdom within the box of data protection.

Additional info for Advances in Audio Watermarking Based on Singular Value Decomposition

Example text

These parameters have been selected in order to achieve a good trade-off among the conflicting requirements of imperceptibility, robustness, and data payload. 5, respectively show the magnitude spectrum of a selected frame for the original and watermarked audio signal ‘Folk’ using the proposed method. 1 Imperceptibility Test Generally, there are two approaches to perform perceptual quality assessment: (i) subjective evaluation test and (ii) objective evaluation test. 1 Subjective Evaluation Test SDG has been used extensively for evaluating the quality of watermarked audio signal.

In addition, the ABX method, which is another subjective quality assessment technique, was employed to investigate the sound quality of the watermarked audio signal. The participants were ten male and female persons with normal hearing ability. In this test, the original audio signal ‘A’ and the watermarked audio signal ‘B’ were presented to each participant. A third audio signal ‘X’ is presented in random order, which can be either ‘A’ or ‘B’. The participants were asked to identify which of ‘A’ or ‘B’ was the same as ‘X’.

By substituting the values of k and P , Eq. 9 gives PF NE D 1:3566 10 80 . 0; 100, which indicates that the FNE probability approaches 0 when k is larger than 20. 02 0 0 20 40 60 80 100 k Fig. 4 Data Payload The data payload (also known as the capacity) of a watermarking method is defined as the number of bits that can be embedded into the original audio signal within a unit of time and is measured in bits per second (bps). 10) Usually, the data payload for any watermarking method should be more than 20 bps [8].

Download PDF sample

Advances in Audio Watermarking Based on Singular Value Decomposition by Pranab Kumar Dhar, Tetsuya Shimamura

by David

Rated 4.06 of 5 – based on 42 votes