نتایج جستجو برای: fragmentation theory

تعداد نتایج: 814990  

2015
Christina Mesropian D. Bandurin

We present a summary of results from studies of quantum chromodynamics at the Fermilab Tevatron collider by the CDF and the D0 experiments. These include Run II results for the time period up to the end of Summer 2014. A brief description of Run I results is also given. This review covers a wide spectrum of topics, and includes measurements with jet and vector boson final states in the hard (pe...

Journal: :IT & People 2003
Peter H. Gray Darren B. Meister

Knowledge management (KM) research lacks a common conceptual core; it is cross-disciplinary, addresses a wide variety of phenomena, and has dif®culty distinguishing itself from many related areas of research. The result is a fragmented ®eld that is itself arti®cially split from the related literature on organizational learning. KM may be progressing through a predictable life-cycle that could e...

2005
J. Engels

We investigate the approach to scaling for non-perturbative quark fragmentation in the framework of the uncorrelated jet model. It is found that subasymptotic kinematic scale breaking is comparable in size to scaling violations from hard gluon emission a la QCD. Experimental data available at present do allow for such non-perturbative scale breaking effects.

1993
ALEXANDER A. RAZBOROV

We study the question of provability of lower bounds on the com plexity of explicitly given Boolean functions in weak fragments of Peano Arithmetic To that end we analyze what is the right frag ment capturing the kind of techniques existing in Boolean complexity at present We give both formal and informal arguments support ing the claim that a conceivable answer is V which in view of RSUV isomo...

Journal: :international journal of environmental research 0

landscape fragmentation has threatened the landscape continuity of ray which was maintainedfrom prehistoric times until recent decades. from 19th century that tehran sprawl growth affected ray’slandscape as a satellite city of tehran, ray experienced rapid landscape fragmentation and underwent manychanges. in order to cope with the threat, the process of changes from landscape fragmentation sho...

Journal: :international journal of business and development studies 0

trade relationships built through production chains appear to be lasting due to relation-specific nature of the transactions, compared with the usual transactions of goods sold on the open market. this paper aims to verify such stability of international production networks at the global level, with special emphasis on intra-east asian trade. a series of survival analyses provide an evidence su...

Journal: :international journal of environmental research 2012
e. salehi l. zebardast a.r. yavri

fragmentation, or breaking apart of habitats, is one of the major causes of decline in biological diversity. mature ecosystems, especially dense forests are very sensitive to this phenomenon and roads are one of the major causes of fragmentation in forest landscapes. present investigation aims to trace landscape fragmentation in dense forests of golestan national park in northeast of iran betw...

Journal: :Synthese 2005
Michael Glanzberg

A common objection to hierarchical approaches to truth is that they fragment the concept of truth. This paper defends hierarchical approaches in general against the objection of fragmentation. It argues that the fragmentation required is familiar and unproblematic, via a comparison with mathematical proof. Furthermore, it offers an explanation of the source and nature of the fragmentation of tr...

2006
Wei Han Shi-Yuan Li

The hadronization effects induced by different colour connections of cc̄qq̄ system in e+e− annihilation are investigated by a toy model where diquark fragmentation is employed based on Pythia. It is found that the correlations between the charm baryons and charm antibaryons produced via diquark pair fragmentation are much stronger, and their momentum spectra are harder than those from the standar...

2011
Yahia Chabane François Hantry Mohand-Said Hacid

Current approaches to fragmentation of services are not businessoriented. They are not based on a real temporal query language, and in general, they return execution traces instead of parts of the process. We propose in this work an approach for fragmentation based on model checking and slicing techniques. Fragmentation is based on business rules expressed in LTL. In our work the fragmentation ...

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