نتایج جستجو برای: species distribution modeling

تعداد نتایج: 1466207  

The present study aimed to model potential habitat distribution of A. sieberi, and its ecological requirements using generalized additive model (GAM) and classification and regression tree (CART) in in the Poshtkouh rangelands of Yazd province. For this purpose, pure habitats of the species was delineated and the species presence data was recorded by the systematic-randomize sampling method. Us...

Journal: :Environmental and Ecological Statistics 2021

Joint species distribution modeling is attracting increasing attention these days, acknowledging the fact that individual level fails to take into account expected dependence/interaction between species. These joint models capture dependence through an associated correlation matrix arising from a set of latent multivariate normal variables. However, associations offer limited insight realized b...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2004
ali farzi arjomand mehrabani

modeling and simulation of processing plants are widely used in industry. construction of a mathematical model for a plant is a time-consuming and error-prone task. in light of extensive advancements in computer science (both hardware and software), computers are becoming a necessary instrument in industrial activities. many software tools for modeling, simulation and optimization of processing...

This study aimed to estimate of spatial distribution scope of plant species and preparation of predictive distribution maps of plant species using Artificial Neural Network (ANN) in Taftan west rangelands of Khash city. To this end, vegetation sampling was carried out by random-systematic method after identification and separation of plant species habitats. In order to sample the soil at each h...

The phenomenon of climate change is the greatest environmental challenge facing in the world today. The phenomenon is expected to affect all ecosystems in the world. Freshwater ecosystems are more vulnerable to these changes, as freshwater is exposed to various human pressures such as hydrology, morphology, connectivity and water quality. Therefore, climate change along with the mentioned issue...

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