نتایج جستجو برای: include quasi elliptical cutout

تعداد نتایج: 430810  

2011
Xinglong Zhu Ying Zhang Luyang Li Longqin Gao Jiping Zhou

Since the spot is elliptical when the cylindrical laser irradiates on the spatial plane, the pose of the spatial plane can be described by the elliptical spot. At the same time, the laser spot in the CCD plane is also elliptical. The information of the spatial plane will include in the image ellipse. The monocular vision has been established, and the boundary equation is obtained by image proce...

Journal: :The journal of trauma and acute care surgery 2012
Christian Spross Andreas Platz Kaspar Rufibach Thomas Lattmann Jens Forberger Michael Dietrich

BACKGROUND Since 2003, we have used the Proximal Humerus Interlocking System plate for treatment of proximal humeral fractures. Although many patients have good and excellent results, the reported rate of complications varies. We have focused on the complication rate and risk factors for complications 1 year after surgery. METHODS From 2003 until 2008, a total of 294 (223 women; 71 men; media...

2008
Lior Gavish Lior Wolf Lior Shapira Daniel Cohen-Or

We introduce principal-channels for cutting out objects from an image by one-sided scribbles. We demonstrate that few scribbles, all from within the object of interest, are sufficient to mark it out. One-sided scribbles provide significantly less information than two-sided ones. Thus, it is required to maximize the use of image-information. Our approach is to first analyze the image with a larg...

Journal: :American family physician 2011
Heather Pickett

Shave and punch biopsies are essential procedures for physicians who manage skin conditions. These office-based procedures can diagnose questionable dermatologic lesions, including possible malignancies. Approaches include the superficial shave biopsy, saucerization excision, punch biopsy, and elliptical excision. A superficial shave biopsy can be used for raised lesions. A saucerization biopsy...

2010
Thomas Gredig K. Paul Gentry Corneliu N. Colesniuc Ivan K. Schuller

Magnetic metallo-organic thin films have been prepared at different growth temperatures to characterize the influence of structural properties on the magnetic characteristics. A quantitative analysis of the grain size shows that the growth temperature increases the elliptical grain size considerably. Long grains of planar iron phthalocyanine form quasi one-dimensional iron chains, which are emb...

2006
Sung-Hyuk Cha Sungsoo Yoon Charles C. Tappert

Handwriting originates from a particular copybook style such as Palmer or Zaner-Bloser that one learns in childhood. Since questioned document examination plays an important investigative and forensic role in many types of crime, it is important to develop a system that helps objectively identify a questioned document’s handwriting style. Here, we propose a computer vision system that can assis...

2007
Renyue Cen

We show that a quasi-spherical (QS) hot accretion flow is expected to operate in all SMBHs, with its rate being capped at ṁQS,max ∼ 0.001(M/10 M⊙) in units of the Eddington rate. It is then proposed that AGN jet power is proportional to the product of the hot accretion rate and a SMBH spin-dependent efficiency for energy extraction in the form of jets. Predictions from this model include (1) wh...

Journal: :Physical review letters 2012
Christian Scholz Frank Wirner Jan Götz Ulrich Rüde Gerd E Schröder-Turk Klaus Mecke Clemens Bechinger

We study the permeability of quasi-two-dimensional porous structures of randomly placed overlapping monodisperse circular and elliptical grains. Measurements in microfluidic devices and lattice Boltzmann simulations demonstrate that the permeability is determined by the Euler characteristic of the conducting phase. We obtain an expression for the permeability that is independent of the percolat...

Journal: :international journal of advanced design and manufacturing technology 0
sadegh yarmohammadi

an elliptical tank cross-section is formulated to explore and optimization method, based on a real-coded genetic algorithm to enhance the roll stability limit of a tank vehicle. a shape genetic algorithm optimization problem is applied to minimize the overturning moment imposed on the vehicle due to c.g. height of the liquid load, and lateral acceleration and cargo load shift . the minimization...

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