نتایج جستجو برای: biological methods

تعداد نتایج: 2252205  

Journal: :Environmental Toxicology and Chemistry 1985

Journal: :Agricultural Reviews 2022

Agriculture is the most important economic activity around world with its contributions reflected by share in gross domestic product of countries. It ensures food security, provides raw materials for many industries and employment opportunities. Today, pest diseases are among main challenges plaguing agricultural sector. More specifically, phytophagous mites devastating economically crops world...

Journal: :E3S web of conferences 2021

Due to the increase in discharge of nitrogen and phosphorus compounds into water bodies many countries, problem eutrophication has become most relevant field biological treatment technologies. To solve this problem, technological schemes for purification from biogenic elements have been developed, based on different methods. The concept purification, composition process nutrition heterotrophic ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1393

this thesis aims at putting together two of the vestest areas of study there is in humanities: bioethics and literature. the two novels in question, oryx and crake and the year of the flood, are considered as some of the most succssful examples of spculative fiction. in these novels the biological and environmental issues raised as looked at from a bioethics point of view.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - پژوهشکده برق و کامپیوتر 1391

امروزه استفاده از منابع انرژی پراکنده کاربرد وسیعی یافته است . اگر چه این منابع بسیاری از مشکلات شبکه را حل می کنند اما زیاد شدن آنها مسائل فراوانی برای سیستم قدرت به همراه دارد . استفاده از میکروشبکه راه حلی است که علاوه بر استفاده از مزایای منابع انرژی پراکنده برخی از مشکلات ایجاد شده توسط آنها را نیز منتفی می کند . همچنین میکروشبکه ها کیفیت برق و قابلیت اطمینان تامین انرژی مشترکان را افزایش ...

2006
Jean-Philippe Vert

Classification of biological sequences with kernel methods Kernels and kernel methods Kernels for biological sequences Summary Outline 1 Kernels and kernel methods Kernels Kernel Methods 2 Kernels for biological sequences Motivations Feature space approach Using generative models Derive from a similarity measure Application: remote homology detection Jean-Philippe Vert Classification of biologi...

2006
Karthik Devarajan

The explosion in DNA microarray technology in the last decade has given rise to extensive biological data in the form of expression profiles of tens of thousands of genes and proteins, often from only a handful of tissue samples. The principal objective of a high-throughput experiment can be generally characterized as one of class comparison, class prediction or molecular pattern discovery. Cla...

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