نتایج جستجو برای: pyramid

تعداد نتایج: 6704  

2015
Matthias Mokosch Torsten Urban Hans-Knud Arndt

Organizations sustainability is increasingly measured by the general public. But does a suitable way always exist to present both the target sustainability as well as the current sustainability in a stakeholder oriented manner? Today especially the management needs a tool, which is efficient and easy to understand to reach a stakeholder oriented sustainability presentation. In our contribution ...

2010
GURUPRASAD RAO K. DILIP P. GOPALAKRISHNA

The space within the Great pyramid and its smaller replicas are believed to have healing powers due to the presence of cosmic and earth’s radiations which are influenced by seasons. The present study was done to determine if seasonal variations influence pyramid-mediated decrease in neuroendocrine and oxidative stress in rats. The experiment was conducted in Manipal, India (74o53’E, 12o55’N), t...

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 1999
Mary L. Comer Edward J. Delp

We present a new algorithm for segmentation of textured images using a multiresolution Bayesian approach. The new algorithm uses a multiresolution Gaussian autoregressive (MGAR) model for the pyramid representation of the observed image, and assumes a multiscale Markov random field model for the class label pyramid. The models used in this paper incorporate correlations between different levels...

2007
Michael Grabner Helmut Grabner S. Peltier

Homology groups and their generators of a 2D image are computed using a hierarchical structure i.e. irregular graph pyramid. In this paper we show that the generators of the first homology groups of a 2D image, computed with this pyramid based method always fit on the borders of the regions.

2006

Homology groups and their generators of a 2D image are computed using a hierarchical structure i.e. irregular graph pyramid. In this paper we show that the generators of the first homology groups of a 2D image, computed with this pyramid based method always fit on the boundaries of the regions.

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 1998
Ho-Youl Jung Tae-Young Choi Rémy Prost

A new transform, called the rounding transform (RT), is introduced in this paper. This transform maps an integer vector onto another integer vector by using weighted average and difference filters followed by a rounding operation. The RT can be applied to lossless pyramid structured coding with various elementary block sizes and filters. In addition, it generalizes other mean based lossless pyr...

2009
Walter G. Kropatsch

A temporal image sequence increases the dimension of the data by simply stacking images above each other. This further raises the computational complexity of the processes. The typical content of a pixel or a voxel is its grey or color value. With some processing, features and fitted model parameters are added. In a pyramid these values are repeatedly summarized in the stack of images or image ...

2004
Fadoua DRIRA Florence DENIS Atilla BASKURT

The application of the steerable pyramid transform in image watermarking has many useful properties. In this paper, we will try to address some properties of steerable pyramid transform that are relevant for use in image watermarking; these properties include: (1) invariance properties; (2) multiresolution aspect; (3) capture of multi-scale and multiresolution structures in the image. All the a...

2010
Yongbin Zheng Chunhua Shen Richard Hartley Xinsheng Huang

Detecting pedestrians in images plays a very important role 6 in many computer vision applications such as video surveillance, smart 7 cars and robotics. Feature extraction is the key for this task. Promis8 ing features should be discriminative, robust and easy to compute. This 9 paper presents a novel and efficient feature, termed pyramid center10 symmetric local binary\ternary patterns (pyram...

2011
Carey Noland Isabel Meirelles

The purpose of this paper is to examine one the most significant and longest running social marketing campaigns in the United States: the campaign to educate people about nutritional information and recommended daily dietary guidelines. Since the late 1800s the various attempts to communicate this information to the public frequently made use of visual displays of the scientific data. We provid...

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