نتایج جستجو برای: geographical bases
تعداد نتایج: 118257 فیلتر نتایج به سال:
The rock-restricted cichlid fish assemblages of Lake Malawi exhibit high spatial diversity in their species composition and relative abundance. However the extent to which this is due to the effects of local environmental differences, dispersal limitation of constituent taxa, and the assignment of allopatric populations to species is uncertain. We examined the factors associated with diversity ...
Our recent paper [Grauwin et al. Sci. Rep. 7 (2017)] demonstrates that community and hierarchical structure of the networks of human interactions largely determines the least and should be taken into account while modeling them. In the present proof-of-concept pre-print the opposite question is considered: could the hierarchical structure itself be inferred to be best aligned with the network m...
The author order of multi-authored papers can reveal subtle patterns of scientific collaboration and provide insights on the nature of credit assignment among coauthors. This article proposes a sequencebased perspective on scientific collaboration. Using frequently occurring sequences as the unit of analysis, this study explores (1) what types of sequence patterns are most common in the scienti...
Global Software Development (GSD) is a major direction in software engineering. There is interest in applying scrum practices in distributed projects. Project stakeholder distribution in GSD is represented by geographical distance, which generates challenges for communication. This paper is written to evaluate the effect of scrum practices in mitigating geographical distance-based communication...
This study explores the linguistic application of bipartite spectral graph partitioning, a graphtheoretic technique that simultaneously identifies clusters of similar localities as well as clusters of features characteristic of those localities. We compare the results using this approach to previously published results on the same dataset using cluster and principal component analysis (Shacklet...
In classical routing protocols, geographical distances/locations are typically used as the metric to select the best route, under the assumption that shorter distances exhibit lower energy consumption and nodes within the communication range of the sender can receive packets with a certain success probability. However, in underwater acoustic sensor networks (UASNs), sound propagation in the oce...
Psychotherapy and psychosocial interventions rely mainly on verbal communication and language. With the expanding use of computers as well as the capacity of the Internet to bridge geographic distances and to increase access, computer mediated communication (CMC) plays an increasing role for the delivery of psychosocial interventions. This chapter focuses on the advantages and limitations of CM...
Received: 5 March 2009 Revised: 7 March 2010 Accepted: 10 March 2010 Online publication date: 1 July 2010 Abstract Cross-national distance is a key concept in the field of management. Previous research has conceptualized and measured cross-national differences mostly in terms of dyadic cultural distance, and has used the Euclidean approach to measuring it. In contrast, our goal is to disaggrega...
It has been hypothesized that, in species exhibiting natal philopatry, genetically related individuals would have home ranges closer to each other than those of unrelated individuals. Using radiotelemetry (2001–2003) and genetic data from 35 female Florida black bears (Ursus americanus floridanus), we tested the hypothesis that genetic relatedness among individuals influenced the spatial organi...
This paper studies the effect of supplier-customer relationship on supplier innovation through a knowledge spillover channel. We use the geographical distance between a supplier and its major customers to capture knowledge spillovers along the supply chain. To establish causality, we explore plausibly exogenous variation in distance caused by customer headquarters relocations. In a difference-i...
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