نتایج جستجو برای: gasper

تعداد نتایج: 77  

2007
Daniel Machado Nuno Preguiça Carlos Baquero J. Legatheaux Martins

Version control systems have been used to help groups of people working at the same or distributed sites to cooperatively create documents. In particular, these systems are very popular in distributed collaborative software development. However, even using these systems, users often perform concurrent changes that require manual conflict resolution. Important causes for this situation are the l...

Journal: :Taxon 2023

(2943) Selaginella P. Beauv. in Mag. Encycl. 9(5): 478. 1804, nom. cons. Typus: S. flabellata (L.) Spring (Lycopodium flabellatum L.), typ. prop. (Selaginellaceae) is the largest genus lycophytes and known for its special phylogenetic position vascular plants, heterospores, resurrection ability, pharmacological value (Banks & al. Annual Rev. Pl. Biol. 60: 223–238. 2009). Phylogenetically, siste...

1998
Susan M. Gasper Bruce Armitage Xiuqi Shui Gary G. Hu Changjun Yu Gary B. Schuster Loren Dean Williams

Irradiation of the anthraquinone derivative N,N-Bis(3-aminopropyl)-2-anthraquinonesulfonamide dihydrochloride (AQS2) when bound to DNA leads to strand cleavage, primarily at GG steps. The 1.8 Å X-ray structure of AQS2 bound to the DNA duplex [d(CGTACG)]2 shows an intercalated, groove-reversed complex with the out-of-plane “swallow tail” located in the major groove. Two molecules of AQS2 bind wi...

2004
Matthias Scheutz

In this paper, we describe a new methodology for determining the utility of emotions. After briefly reviewing the status quo of emotional agents in AI, we describe the methodology and demonstrate it by showing the utility of “anger” for biologically plausible foraging agents in an evolutionary setting. Background on Emotions and AI Evidence from psychology (Frijda 1986; Izard 1991; Scherer, Sch...

2009
Camiel J. Beukeboom CAMIEL J. BEUKEBOOM

Based on conversation research and work showing that affective cues help to tune information processing to situational demands, it was hypothesized that affective expressions of listeners would influence how speakers represent communicated information in language. Participants were asked to orally communicate an event presented in a film clip to two other participants. These other participants ...

2007
Nan-Kuang Chen Chi-Ming Hung Sien Chi Yinchieh Lai

The transition rate of the stimulated emission at the higher energy levels of the excited states in a silica-based erbium-doped fiber can be enhanced by introducing fundamental-mode cutoff filtering mechanism. The electrons excited by optical pumping can more occupy the higher energy levels of the excited states when the transition rate for the lower energy levels (longer wavelengths) of the ex...

Journal: :Methods in Ecology and Evolution 2021

Biological collections (e.g. museums and herbaria) are essential for studying biodiversity (Graham et al., 2004). Taxonomists use these to describe new species, produce taxonomic revisions species checklists, among other important uses (Bebber 2010; Besnard 2018; Funk, 2003). In macroecology, biogeography conservation, biological often the main source of records, which used study spatial patter...

2017
L. Jenny J. Dobó P. Gál T. Witsch K. Martinod D. D. Wagner

S of the 61 Annual Meeting of the Society of Thrombosis and Hemostasis Research 15-18 February 2017 Basel, Switzerland Microvascular flow model to study clot formation in real-time L. Jenny1, J. Dobó2, P. Gál2, W. Lam3,V. Schroeder1 (1Bern, Switzerland, 2Budapest, Hungary, 3Atlanta, Unites States) Innovation and Novelty 16.02.2017, 14:00 15:15 Objective: Microvascular occlusion and thrombosis i...

2013
Eric Crampton Wayne A. Grove Ilya Somin Bryan Caplan

Manyscholars argue that retrospectivevoting is apowerful informationshortcut thatoffsetswidespreadvoter ignorance.Evendeeply ignorantvoters, it is claimed, caneffectivelypunish incumbents for badperformance and reward them if things gowell. But if voters’ understanding of which officials are responsible for which outcomes is systematically biased, retrospective voting becomes an independent sou...

2010
David R. Mandel Oshin Vartanian

The authors conducted an experiment to examine the effect of specific (fear and anger) and global emotional states on perceptions of threat posed by either George W. Bush or Osama Bin Laden. The findings supported a mediator model in which negative emotion towards the threat target mediated the effect of global negative emotion on perceived threat. The authors discuss implications of the findin...

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