نتایج جستجو برای: image texture

تعداد نتایج: 405950  

2011
Shailendrakumar M. Mukane Dattatraya S. Bormane Sachin R. Gengaje J. Du D. Huang Z. Chi Y. Cheung X. Wang G. Zhang

In this paper, research carried out to test the wavelet and co-occurrence matrix based features for rotation invariant texture image retrieval using fuzzy logic classifier. Energy and Standard Deviation features of DWT coefficients up to fifth level of decomposition and eight features are extracted from co-occurrence matrix of whole image and each sub-band of first level DWT decomposition. The ...

2003
Marcelo Bertalmío Luminita A. Vese Guillermo Sapiro Stanley Osher

An algorithm for the simultaneous filling-in of texture and structure in regions of missing image information is presented in this paper. The basic idea is to first decompose the image into the sum of two functions with different basic characteristics, and then reconstruct each one of these functions separately with structure and texture filling-in algorithms. The first function used in the dec...

2009
Qin Chuan

We propose to modify a partial differential equation model for image inpainting by introducing an additional term representing texture information into the PDE so that both image structure and texture are propagated into the missing area. The objective is to solve the problem of lacking texture information in most PDE-based methods. The proposed method does not need to decompose the image into ...

2017

Texture image segmentation plays an important role in texture analysis. This paper presents an approach to image segmentation by texture classification based on fractional discrimination functions. The idea behind this method is to enhance the texture edge points b y means of image decomposition and contextual filtering in terms of the proposed fractional function. In addition, such function is...

2013
Hamid A. Jalab Rabha W. Ibrahim

Image retrieval based on texture features is getting unusual concentration because texture is an important feature of natural images. In this paper, we intend to implement texture features extraction technique for content-based image retrieval using fractional integral masks. We propose one general fractional integral mask on eight directions for texture features extraction. Experiments show th...

Journal: :Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society 2007
Tian-Gang Li Supin Wang Nan Zhao

A novel texture detecting analysis for medical pathological tissue images was developed by fractal Brown model. According to fractal Brown random field model, a discrete fractal random field for image texture detection on a definite scale could be derived from the Brown model. Using fractal dimensions in partial region of the image and gray difference between adjacent pixels and relevant Hurst ...

2008
M. Mokhtarzade

In this paper, neural networks are applied on high resolution IKONOS images for road detection. It was tried to optimize neural network's functionality using a variety of texture parameters with different window sizes and gray level numbers. Both the source image and pre-classified image were used for texture parameter extraction. The obtained results were compared in terms of road and backgrou...

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 2017
Hang Zhou Kejiang Chen Weiming Zhang Nenghai Yu

Message hiding in texture image synthesis is a novel steganography approach by which we resample a smaller texture image and synthesize a new texture image with a similar local appearance and an arbitrary size. However, the mirror operation over the image boundary is flawed and is easy to attack. We propose an attacking method on this steganography, which can not only detect the stego-images bu...

2013
Loris Nanni Stefano Ghidoni Emanuele Menegatti

One of the first methods for analyzing the texture of an image was proposed in 1979 by Haralick, who introduced the co-occurrence matrix for calculating a set of image statistics. In this paper we focus on novel texture descriptors extracted from the co-occurrence matrix. It is well known that scale is important information in texture analysis, since the same texture can be perceived as differe...

2013

Texture is an innate property of all surfaces referring to visual patterns not resulting from the presence of a single color or intensity. Albeit being intuitively obvious, texture lacks a precise definition. Humans often distinguish textures with properties like periodicity, directionality, granularity, and randomness. Because of the importance and usefulness of texture information, various te...

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