Spatial domain
Non Linear Image Restoration in Spatial Domain
... linear image filtering technique works equally well in the presence of signal dependent nature of multiplicative noise in spatial domain. The proposed non linear expres- sion has effectively directed the ...
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Experiments on the Capability of Wavelet Domain Noise Suppression: Comparison with Spatial Domain Noise Suppression
... wavelet domain by the five wavelet threshold shrinkage functions is compared with noise suppression in the spatial domain by the Gaussian Filter (G), Median Filter (MDN), Alpha-Trimmed Mean [4 Pixels ...
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Analysis of Spatial domain and Frequency domain Techniques for Car plate detection
... of spatial domain and frequency techniques for license plate ...of spatial domain techniques which is evident from the result obtained by ...
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An Efficient Biometric Identification Using Transform Domain and Spatial Domain Techniques
... In this paper, a new algorithm for palm print identification based on transformation and spatial domain was presented. At first, we introduced a new method discrete wavelet transform, and we had taken LL ...
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Implementation of Proposed Despeckling Algorithm in Spatial Domain
... in spatial domain. Standard speckle filters in spatial domain were analyzed and compared with the proposed ...existing spatial domain filters in denoising and preserving the edge ...
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Visual and Quantitative Analysis of Spatial Domain Techniques
... ABSTRACT: In radiology and radiation oncology PET AND MRI images serve different purposes. For example, PET images are used more often to ascertain differences in tissue density while MRI images are typically used to ...
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Implementation and Performance Comparison of Wavelet-Based Filters with the Frequency Domain and Spatial Domain Filters in Destriping of Satellite Images
... Abstract – Nowadays satellite images are widely used to monitor local phenomenon and conduct environmental studies. Unfortunately the existence of some problems in electronic system of the sensors reduces the data ...
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IMAGE DENOISING USING SPATIAL DOMAIN FILTERS
... By using various filters, the noise in the noisy image can be filtered out while retaining the desirable components. Thus filter is supposed to be one of the most important subsystem of any signal processing systems. In ...
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Identity Based Steganography in Spatial Domain
... in spatial domain extract several sets of features from the cover, and then send them into the classifier such as [5] to analyze whether the test image conceals ...
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Palmprint Recognition Using Transform Domain and Spatial Domain Techniques
... feature use low resolution image. In this paper we proposed palmprint recognition using DWT, DCT and PCA techniques. The Poly U palmprints are preprocessed by applying transform domain techniques are DWT and DCT. ...
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A Review of Forgery Detection Techniques in Spatial Domain
... In the present situation, computerized advances are exceedingly affected by different sorts of assaults. In the picture handling area there exist different kinds of phonies that can be connected on a picture. This ...
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Kriging Analysis In The Spatial Domain For Dispersion Models
... In air pollution modeling we observe the dispersion by statistical fitting techniques. Then we forecast the concentration of pollutant through which we take some monitoring actions. One of the fitting techniques is ...
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IMAGE ENHANCEMENT USING SPATIAL TECHNIQUES
... . Spatial domain techniques are those which directly operate on pixels in an image and frequency domain techniques operate on Fourier transform of an ...
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COMBINED APPROACH OF SPATIAL AND TRANSFORMATION DOMAIN TECHNIQUES
... transform domain enables operation on the frequency content of the image, and therefore high frequency content such as edges and other subtle information can easily be ...
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A Comparison of Multiple Algorithms for Fingerprinting using IEEE802.11
... of domain are used in fingerprin- ting: the spatial domain and the signal ...the domain where the object to be located is. The second domain is a space of N dimensions (each reference ...
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A Spectral Approach for the Design of Experiments: Design, Analysis and Algorithms
... the spatial domain) to the quality metric of the design performance (defined in the spectral ...this spatial-spectral analysis, we derive the notion of optimal space-filling designs, which we refer ...
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Image Steganography Combination of Spatial and Frequency Domain
... The proposed methods use a unique combination of steganographic methods in frequency domain and spatial domain. This helps to combine advantages and to overcome some of the disadvantages of both the ...
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DESIGN, ANALYSIS AND OPTIMIZATION OF A MICROSTRIP PATCH ANTENNA AT FREQUENCY 3 55 GHZ FOR WIMAX APPLICATION
... in spatial domain occupy the high frequency part of the spatial frequency domain, and in time domain, the burst interferences are temporal and un-continuous; the missile objectives are ...
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A REVIEW ON DIGITAL IMAGE WATERMARKING TECHNIQUES
... 5.2.1. Discrete Cosine Transformation : DCT is widely used in the field of signal processing [10]. DCT turns the signal from spatial domain to frequency domain. The embedding of watermark is more ...
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HYBRID BAKER MAP WITH AES IN CIPHER BLOCK CHAINING MODE IN MEDICAL IMAGES
... While transferring the medical images from one place to another place lot of security issues are raised. The security issues are confidentiality, integrity and authenticity. Combined encryption and watermarking technique ...
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