نتایج جستجو برای: numerical taxonomy analysis

تعداد نتایج: 2990291  

Journal: :archives of razi institute 0
g. habibi

more than 185 species, strains and unclassified theileria parasites are categorized in the entrez taxonomy. the accurate diagnosis and proper identification of the causative agents are important for understanding the epidemiology, prevention and appropriate treatment. this study aims to discuss the importance of two genes of theileria annulata 18s ribosomal rna (18s rrna) and theileria annulata...

ژورنال: :مجله گیاهشناسی ایران 2003
فریبا شریف نیا مصطفی اسدی

پروتئین های ذخیره ای دانه های 12 گونه کتان ایرانی با هدف بررسی ارتباط بین گونه ای تاکسونومیک آنها مورد مطالعه قرار گرفت. جایگاه گونه ها در بخشه مختلف در جهت تایید مطالعات ریخت شناسی قبلی بود و گروه بندی گونه ها مورد تایید قرار گرفت و مشخص شد استفاده از روش sds-page برای بررسی های تحت جنسی مفید می باشد.

2013
Sergei O. Kuznetsov

Pattern structures propose a direct way to knowledge discovery in data with structure, such as logical formulas, graphs, strings, tuples of numerical intervals, etc., by defining closed descriptions and discovery tools build upon them: automatic construction of taxonomies, association rules and classifiers. A combination of lazy evaluation with projections of initial data, randomization and par...

2014
Clarissa R. Anderson Stephanie K. Moore Michelle C. Tomlinson Joe Silke Caroline K. Cusack

Harmful algal blooms (HABs) are extreme biological events with the potential for extensive negative impacts to fisheries, coastal ecosystems, public health, and coastal economies. In this chapter, we link issues concerning the key drivers of HABs with the various approaches for minimizing their negative impacts, emphasizing the use of numerical modeling techniques to bridge the gap between obse...

Journal: :CoRR 2013
Djamal Ziani

With the boom in IT technology, the data sets used in application are more and more larger and are described by a huge number of attributes, therefore, the feature selection become an important discipline in Knowledge discovery and data mining, allowing the experts to select the most relevant features to improve the quality of their studies and to reduce the time processing of their algorithm. ...

ژورنال: :مجله گیاهشناسی ایران 2000
مسعود شیدایی مریم هنرور محبوبه خاتم ساز

بررسی بیوسیستماتیکی گونه های solanum ایران انجام گرفت. مطالعات سیتولوژیکی وجود تعداد کروموزوم های سوماتیکی 24، 48 و 72 را در گونه ها و جمعیت های مطالعه شده نشان داد. بررسی های کاریوتیپی نقش پلی پلوئیدی و تغییرات ساختمانی کروموزوم ها را در فرایند گونه زایی مشخص کرد. تعداد کروموزوم گونه s. persicum برای اولین بار گزارش می شود. تجزیه و تحلیل صفات ریختی و پروتئینی با استفاده از روشهای تاکسونومی عدد...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی 1386

چکیده ندارد.

Atif Khan Umair Raza Wasim Ahmad

The need of taxonomy is vital for knowledge sharing. This need has been portrayed by through-life engineering services/systems. This paper addresses this issue by repair process taxonomy development. Framework for repair process taxonomy was developed followed by its implementation. The importance of repair process taxonomy has been highlighted.

Journal: :Applied microbiology 1968
D F Splittstoesser M Mautz R R Colwell

Taxonomic data for 135 cultures of bacteria isolated from frozen snap beans and whole kernel corn were analyzed by computer. Of the isolates, 79% were grouped into five major clusters. Two of the groups consisted of leuconostocs, whereas the other three contained homofermentative types. The intergroup similarities suggested a generic level of similarity. Feature frequencies for the groups were ...

2013
Song Jia Peng Xiyuan

Failures are inevitable in wireless sensor networks due to the fragile features and unattended deployment. To explore an effectual technique for node’s fault detection caused by energy consumption, a new algorithm, Fault Detection Technique based on Numerical Taxonomy (FDNT) is proposed in this paper. The algorithm is deployed on the sink node with unconstrained energy consumption and is on the...

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