Hierarchical patch dynamics

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August undefined, 2024

Webhierarchical patch dynamics (Wu and Loucks 1995). Under hierarchical patch dynamics, change plays out at multiple scales and over variable time frames within a long-term stable vegetation state (Bormann and Likens 1979; Rem-mert 1991). Hierarchical patch dynamics incorporates multiple causal agents and broadens the spatial and tem- Web13 de ago. de 2024 · Analogously, non-stationary dynamics are subsumed into the hierarchical patch structure. Lacunarity The lacunarity algorithm is a “box counting” procedure that specifies a grain size over a region of interest, and quantifies the presence or absence of a phenomenon in each “box” ( Allain and Cloitre, 1991 ).

An object-oriented hierarchical patch dynamics paradigm (HPDP) …

WebCollaborative Static and Dynamic Vision-Language Streams for Spatio-Temporal Video Grounding Zihang Lin · Chaolei Tan · Jian-Fang Hu · Zhi Jin · Tiancai Ye · Wei-Shi Zheng Hierarchical Semantic Correspondence Networks for Video Paragraph Grounding Chaolei Tan · Zihang Lin · Jian-Fang Hu · Wei-Shi Zheng · Jianhuang Lai Web17 de mai. de 2024 · Gap and patch dynamics occur in space over the landscape and time as gaps and patches are created and filled. Patch dynamics can also be hierarchical where an ecosystem consists of a nested hierarchy of patches (Wu 1995).For example, a forest ecosystem consists of a matrix of larger patches created by a variety of events … eamonn sheridan genetics

Hierarchical patch dynamics ecology Britannica

Web2. A hierarchical patch dynamics paradigm In this paper, we address systematically these difﬁculties or the so-called ‘‘curse-of-dimensionality’’ in numerical mod-eling. In particular, we present a hierarchical patch dynamics paradigm (HPDP) for modeling complex systems across mul-tiple-scales. The basic idea is to move away from ... Web3 de abr. de 2002 · At coarse spatial scales, the hierarchical patch dynamics perspective describes each river network as a unique, patchy discontinuum from headwaters to … WebA Hierarchical Patch Dynamic Modeling Paradigm We present in this paper such a flexible and high speed computational system for large-scale groundwater modeling. In … csp thunder bay

Importance of matrix habitats in maintaining biological diversity

Landscape Pattern Dynamics and Mechanisms during Vegetation …

WebLandscape Pattern Dynamics and Mechanisms during Vegetation Restoration: A Multiscale, Hierarchical Patch Dynamics Approach. Background. This study examines patterns of restoration using permanent plots and remote sensing of a nature reserve from 1979 to the present using a multiscale, hierarchical patch dynamic framework. WebThe Hierarchical Patch Dynamics Paradigm provides a conceptual framework for linking pattern, process and scale in ecosystems, but there have been few attempts to test this theory because most ecological studies focus on only one spatial scale, or are limited in their temporal scope. Here I use palaeoecological techniques (analysis of fossil ... eamonn sayersWeb1 de jan. de 1995 · Hierarchical Patch Dynamics (HPD) is a proposed paradigm shift, or new framework, for ecology, espoused by Wu and Loucks (1995).Its goal is to resolve … eamonn scanlon rip

"WebAbstract. In hierarchical patch systems, small-scale patches of high density are nested within large-scale patches of low density. The organization of multiple-scale … " - Hierarchical patch dynamics

Hierarchical patch dynamics

WebThe Hierarchical Patch Dynamics Paradigm provides a conceptual framework for linking pattern, process and scale in ecosystems, but there have been few attempts to test this … Web1 de jan. de 2005 · In the following, we will develop the concepts of "institution" and "institution- alization" from the point of view of structuration theory (Giddens 1984; …

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WebHierarchical patch dynamics incorporates certain "emergent properties" of ecological system, such as metastabilityor persistence at the meta-scale, as opposed to the … Web13 de jan. de 2009 · J Wu, OL Loucks, From balance of nature to hierarchical patch dynamics: A paradigm shift in ecology. Q Rev Biol 70, 439–466 (1995). Crossref. Google Scholar. 6. S McIntyre, GW Barrett, Habitat variegation, an alternative to fragmentation. Conserv Biol 6, 146–147 (1992).

WebThird, hierarchical patch dynamics indicates that pattern and process operate on multiple scales and, thus, conservation, ecological restoration, and ecosystem managers must consider factors beyond the target … Web26 de out. de 2010 · We studied the pattern dynamics of three main forest types and their underlying mechanisms during restoration following a multiscale, hierarchical patch …

Web2 de mar. de 2024 · zation-extinction dynamics are explicit functions of patch size and dispersal-driven spatial connectivity (Hanski 1994, Moilanen 1999). Major benefits of the model are that dispersal distances can be estimated from spatiotemporal patterns of patch occupancy (Risk et al. 2011, Sutherland et al. 2012), and that by using patch Web10 de fev. de 2013 · Based on the conceptual model of Hierarchical Patch Dynamics (Wu, 1999, Wu and David, 2002, Wu et al., 2003), this study developed a Hierarchical Patch Mosaic–Urban Ecosystem Model (HPM-UEM) that includes six nested hierarchical levels: individual plant → population → land-cover (or local ecosystem) → land-use → …

Web1 de mai. de 2004 · The network dynamics hypothesis can serve as a physically based framework for recent advances in watershed-scale geomorphology and aquatic biology, namely, hierarchical patch dynamics (Townsend 1989, Wu and Loucks 1995, Poole 2002) and the application of landscape ecology to river systems (Schlosser 1991, Fausch et al. …

Web21 de ago. de 2013 · Thus, this study had two main objectives: (1) to quantify the speed, growth modes, and landscape pattern changes of urbanization in the central region of … csp thoracic exercisesWebMIT - Massachusetts Institute of Technology csp time complexityWeb1 de jan. de 2012 · DOI: 10.1111/j.1526-100X.2010.00741.x Corpus ID: 86845175; Landscape Pattern Dynamics and Mechanisms during Vegetation Restoration: A Multiscale, Hierarchical Patch Dynamics Approach csp tobaccohttp://web.mit.edu/people/spirn/Public/Granite%20Garden%20Research/Urban%20ecology/Wu%20&%20Loucks%202495%20Paradigm%20Shift%20Ecology.pdf eamonn scanlon auctioneersWebThe hierarchical patch dynamics (HPD) theory [10] was developed in landscape ecology as a way to break down spatial and temporal complexity. HPD theory combines two approaches: the hierarchical theory of systems [11] and the patch dy namics theory [12]. It describes the links between cspt incWebThe major elements of the hierarchical patch dynamics paradigm include the idea of nested hierarchies of patch mosaics, ecosystem dynamics as a composite of patch … cspt international thailand company limitedWebA Hierarchical Patch Dynamic Modeling Paradigm We present in this paper such a flexible and high speed computational system for large-scale groundwater modeling. In particular, we present a biologically motivated, “hierarchical” and “patch” dynamic framework for modeling complex groundwater systems across multiple scales. The csp times