نتایج جستجو برای: tree holes
تعداد نتایج: 207804 فیلتر نتایج به سال:
Alliance Network, Information Technology, and Firm Innovation: Findings from Pharmaceutical Industry
This study draws on absorptive capacity theory and organizational learning perspective to examine and elaborate the roles of IT in influencing firm innovation in the alliance network context of pharmaceutical industry. We focused on three types of IT-enabled knowledge capabilities and one specific type of alliance network structure structural holes and examine whether and how they interact to j...
Dear Editor, Aedes aegypti aegypti, commonly abbreviated as Ae. aegypti, can be differentiated from Ae. aegypti formosus, a purely sylvatic species in sub-Saharan Africa, whose immature forms mostly inhabit holes in stones and trees, and have also been collected in bamboo traps(1). Aedes aegypti eggs show good adaptation ability to other vessels and strong resistance to desiccation, which has f...
The starting point of my thesis is a simple observation: most objects commonly used in computer science, such as arrays, trees or graphs, can be separated into two parts a \shape" part, describing the \structure" of the object, and a list of data. In this way we can split an array into the list of dimensions and the list of entries, a tree with labeled nodes into the underlying unlabeled tree a...
Purpose – The purpose of this work is to introduce a generic conceptual and methodological framework for the study of emergent social and intellectual patterns and trends in a diverse range of sense making and decision making activities. Design/methodology/approach – The development of the framework is driven by three motivating challenges: capturing the collective intelligence of science, fost...
Ochlerotatus triseriatus, the eastern treehole mosquito, reaches its northernmost range limit in the extreme southeast of Canada. As a known vector of West Nile and La Crosse encephalitis viruses and a potential vector of eastern equine encephalitis, its population biology is of interest. In southern Ontario, high larval densities occur in urban woodlots within sugar maple and American beech tr...
An improved algorithm for two-dimensional triangular mesh generation in arbitrary polygonally bounded domains with holes and isolated interior points is presented. The algorithm is quad-tree based and follows the ideas of Bern, Eppstein and Gilbert 1]. Using a rhomboid structure of the quad-tree and a number of new ideas for warping and centering points and for shifting grids, we are able to ge...
In this study, an approach to identify factors affecting on surface roughness in a machining process is presented. This study is based on 81 data about surface roughness over a wide range of cutting tools (conventional, cutting tool with holes, cutting tool with composite material), workpiece materials (AISI 1045 Steel, AA2024 aluminum alloy, A48-class30 gray cast iron), spindle speed (6301000 ...
In order to solve a problem arising when generalizing topographical maps, we consider the following problem for simple polygons, i.e., coherent polygons without holes. Some edges of the polygon may be marked as hard, and at least two vertices of the polygon are marked as terminals. We show that the problem to nd a tree of minimum total length, spanning the hard edges and terminals, using only e...
Water-filled tree holes (WHs), commonly referred to as dendrotelmata, develop when water accumulates in cavities related architecture or rotten parts of the tree. These structures can occur forest ecosystems and may represent essential microhabitats life cycle various animal species. WHs form temporary during wet periods sometimes sustain throughout dry seasons. Research on use by organisms mai...
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