منابع مشابه
the innovation of a statistical model to estimate dependable rainfall (dr) and develop it for determination and classification of drought and wet years of iran
آب حاصل از بارش منبع تأمین نیازهای بی شمار جانداران به ویژه انسان است و هرگونه کاهش در کم و کیف آن مستقیماً حیات موجودات زنده را تحت تأثیر منفی قرار می دهد. نوسان سال به سال بارش از ویژگی های اساسی و بسیار مهم بارش های سالانه ایران محسوب می شود که آثار زیان بار آن در تمام عرصه های اقتصادی، اجتماعی و حتی سیاسی- امنیتی به نحوی منعکس می شود. چون میزان آب ناشی از بارش یکی از مولفه های اصلی برنامه ...
15 صفحه اولA comparative study of sloshing in liquefied natural gas (LNG) carriers according the classification codes
This paper assesses the design guidelines of different classification codes for the liquefied natural gas carriers considering the effect of liquid sloshing. With regard the increasing importance of LNG carriers in today’s marine transportation, and also considering that the marine accidents involve significant loss, classification societies by regulating national and international standards ai...
متن کاملGIS techniques for developing a habitat classification for rivers
Under the Resource Management Act (1991) water managers are required to promote the sustainable management of natural resources, which involves safeguarding the life supporting capacity of water and ecosystems. To help water managers give practical effect to the concept of life supporting capacity, the Ministry for the Environment (MfE) and a number of regional councils are working collaborativ...
متن کاملApplication of classification trees-J48 to model the presence of roach (Rutilus rutilus) in rivers
In the present study, classification trees (CTs-J48 algorithm) were used to study the occurrence of roach in rivers in Flanders (Belgium). The presence/absence of roach was modelled based on a set of river characteristics. The predictive performance of the CTs models was assessed based on the percentage of Correctly Classified Instances (CCI) and Cohen's kappa statistics. To find the best model...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: CATENA
سال: 1994
ISSN: 0341-8162
DOI: 10.1016/0341-8162(94)90001-9