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Content Provider | IEEE Xplore Digital Library |
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Author | Kushwaha, H.S. Tanwar, S. Rathore, K.S. Srivastava, S. |
Copyright Year | 2012 |
Abstract | TEM (Transmission Electron Microscopy) is an important morphological characterization tool for Nano-materials. Quite often a microscopy image gets corrupted by noise, which may arise in the process of acquiring the image, or during its transmission, or even during reproduction of the image. Removal of noise from an image is one of the most important tasks in image processing. Depending on the nature of the noise, such as additive or multiplicative type of noise, there are several approaches towards removing noise from an image. Image De-noising improves the quality of images acquired by optical, electro-optical or electronic microscopy. There are conventional methods like inverse filtering, Wiener filtering, Kalman filtering, Algebraic approach, etc., to restore the original object. The research paper aimed at describing &, comparing the usage of different types of filters namely Average Filter, Median Filter, and Wiener Filter for filtering amplifier noise present in a TEM Image of Nanomaterials. These filters are designed using a linear filtering Algorithm based on the sources of noise, pixel and the background of Image which depends on the substrate and Material present on TEM sample Grid. |
Starting Page | 276 |
Ending Page | 281 |
File Size | 746815 |
Page Count | 6 |
File Format | |
ISBN | 9781467304719 |
DOI | 10.1109/ACCT.2012.41 |
Language | English |
Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Publisher Date | 2012-01-07 |
Publisher Place | India |
Access Restriction | Subscribed |
Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Subject Keyword | De-noising Maximum likelihood detection Histogram Particle Size Distribution Noise Nonlinear filters Nanomaterials Information filtering Average Filter Wiener filter Gaussian noise Median Filter Wiener Filter Finite impulse response filter TEM |
Content Type | Text |
Resource Type | Article |
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