نتایج جستجو برای: the landscape indices np

تعداد نتایج: 16076490  

2007

Introduction Landsat Thematic Mapper ( TM ) imagery was used to analyze patterns of landscape diversity in the seasonal tropical forests of northeastern Guatemala. TM radiance and the radiance coefficient of variation (CV) were significant in discriminating land-cover types. Cluster analysis of TM4, TM5, and TM7 radiance produced six distinct types of landcover. Green leaf biomass from TM4 and ...

2000
Glen D. Johnson Wayne L. Myers Ganapati P. Patil Timothy J. O’Connell Robert P. Brooks

A fundamental premise of landscape ecology is that finer-scaled local ecological integrity is directly influenced by larger-scaled land use patterns. Therefore, characterizing landscape patterns that are mapped from satellite imagery may provide valuable covariate information about average integrity “on the ground”. This conjecture was evaluated in Pennsylvania for 102 watersheds where land cov...

2009
Michael R. Fellows

This paper reports on three recent research directions that begin to explore the subject of fully multivariate algorithmics, meaning by this the largely uncharted theoretical landscape that lies beyond parameterized complexity and algorithmics — itself a natural two-dimensional generalization of the familiar one-dimensional framework of P versus NP .

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2014

Anoosheh Gohari, Homa Behbahani Ismael Salehi

Despite the close affinity between collective memory and urban structures as the relationship between what is hidden and what is visible; rapid changes throughout the city have caused a disconnection between integrated memories and landscape cohesion. As a context for memories, the historical urban landscape proves to be valuable. The present research seeks to identify elements and signs in urb...

تقوایی, حسن, سمیاری, امیر,

The Landscape Architecture program in the educational and research system of Iran is no more than two decades old. As a professional discipline, its theoretical and practical grounds need to be developed to assist in training professionals and localization purposes. Also, training for design, as the core of the pedagogy and practice in landscape architecture, requires the broadening of concepts...

Journal: :international journal of architecture and urban development 2012
shahindokht barghjelveh nima sayad

ecological destruction in human-dominated landscapes has significant impacts on environment sustainability internationally. landscape planning can play a role in mitigating the effects of human-related activities. one element of landscape planning involves the analysis of the biological, spatial and social arrangement of areas in an urban environment and identifying characteristics that are und...

In the recent century,Tehran has been confronted with urban sprawl and rapid population growth that have caused urban landscape transformation, whichis different in various parts of Tehran based on specific economic, cultural and social situations. What is important in this essay is the human perception of their landscape in this process of transformation; therefore, the purpose is analyzing la...

سفیانیان, علیرضا, فاخران, سیما, نعمت‌الهی, شکوفه,

Development of roads can have deleterious effects on natural habitats containing species of conservation concern. Fragmentation of habitat into small, non-contiguous patches may result in dramatic population declines. Thus appropriate studies quantifying ecological impacts of roads at landscape scale are essential. In this study, the Spatial Road Disturbance Index (SPROADI) was applied for the ...

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