Digital Noise Reduction: An Overview

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

An Overview of Aircraft Noise Reduction Technologies

The aim of this article is to provide a broad overview of current and future noise reduction technologies used in aircraft industries. It starts by recalling the regulation framework and the European incentives that have triggered efforts in this domain, as well as the major dedicated EU research programs. Then, technologies are introduced in four parts: engine nacelle, fan, jet and exhaust tec...

متن کامل

Adaptive Optimum Notch Filter for Periodic Noise Reduction in Digital Images

Periodic noises are unwished and spurious signals that create repetitive pattern on images and decreased the visual quality. Firstly, this paper investigates various methods for reducing the effects of the periodic noise in digital images. Then an adaptive optimum notch filter is proposed. In the proposed method, the regions of noise frequencies are determined by analyzing the spectral of noisy...

متن کامل

Digital Libraries: An Overview

Candy Schwartz is Professor at the Graduate School of Library and Information Science, Simmons College, 300 The Fenway, Boston, Massachusetts 02115-5898 ,[email protected].. I t is an understatement to say that the phrase “digital library” (DL) means different things to different people. As part of a class project, students in a digital library course recently found 64 different formal...

متن کامل

Digital Audio Watermarking: An Overview

Digital watermarking is a very recent research area. Digital audio watermarking is a method to embed or hide the Watermark (Information signal) into a digital signal i.e. Image, audio, text or video data. The watermark is difficult to remove from the audio signal. If the signal is copied, the information or watermark is also carried in the copy. A signal may carry several different watermarks a...

متن کامل

Digital Image Watermarking: An Overview

Usage of digital media has witnessed a tremendous growth during the last decades, as a result of their notable benefits in efficient storage, ease of manipulation and transmission. However these features make digital media vulnerable to copyright infringement, tampering and unauthorized distribution. In the last five years the protection of digital information has received significant attention...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Trends in Amplification

سال: 2006

ISSN: 1084-7138

DOI: 10.1177/1084713806289514