نتایج جستجو برای: upward embedding

تعداد نتایج: 86962  

مهدوی, مجتبی, خدامی, الهه , سماوی, شادرخ ,

In recent years steganography has attracted the attention of many researchers. Steganography can be used in media such as still image, audio, and video. Image is one of the most frequently used media. One of the forms of presentation of an image is halftone. In this paper a method is presented which hides data in halftone images. The data hiding process is performed during the halftoning step. ...

Journal: :AORN journal 1984
E H Boegli

hat is upward management? Management is getting things done W through people, and upward management can be defined as getting things done through those who supervise us. This concept has been used effectively by the Japanese. Contrasting management in Japan with that in the United States, a Japanese economist said, Our system is rather like an electric train with each car having its own motor, ...

Journal: :Theor. Comput. Sci. 1991
Jack H. Lutz

It is shown that almost every language in ESPACE is very hard to approximate with circuits It follows that P BPP implies that E is a measure subset of ESPACE

2009
Sean M. McCrea Peter M. Gollwitzer

Upward counterfactual thoughts identify how a previous outcome could have turned out better. Research has found that such thoughts are associated with intentions to improve on subsequent performance outcomes. The present dissertation proposes a new self-evaluation model of upward counterfactual thinking which reasons that upward counterfactual thinking is closely tied to self-evaluation and sel...

2010
Patrizia Catellani Mauro Bertolotti Venusia Covelli

During debates and interviews, political leaders often have to defend themselves from adversaries and journalists questioning their performance. To fight against these threats, politicians resort to various defensive strategies, either direct or indirect, to draw attention away from their responsibilities or shed a more positive light upon their work. Counterfactual defences (i.e., comparing pa...

ژورنال: توانبخشی 2020

Aims: The purpose of the present study was to investigate The Effect of a Scapular Stability Based Corrective Exercise Program on scapular upward rotation and scapulohumeral rhyhtm in Wheelchair Basketball(WB) Athletes with bilateral scapular downward rotation syndrome. Methods: According to the research conditions, 24 wheelchair basketball athletes with spinal cord injury were purposefully pa...

Journal: :Physical review letters 2005
Jae-Seung Lee A K Khitrin

It is experimentally demonstrated that an arbitrary quantum state of a single spin 1/2, a| upward arrow+b| downward arrow, can be converted into a superposition of the two ferromagnetic states of a spin cluster: a| upward arrow upward arrow... upward arrow upward arrow+b| downward arrow downward arrow... downward arrow downward arrow. The physical system is a cluster of seven dipolar-coupled nu...

1993
Paola Bertolazzi Giuseppe Di Battista Carlo Mannino Roberto Tamassia

A digraph is upward planar if it has a planar drawing such that all the edges are monotone with respect to the vertical direction. Testing upward planarity and constructing upward planar drawings is important for displaying hierarchical network structures, which frequently arise in software engineering, project management, and visual languages. In this paper we investigate upward planarity test...

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