نتایج جستجو برای: selection activities

تعداد نتایج: 686193  

Journal: :International journal of computational biology and drug design 2008
Guo-Zheng Li Jack Y. Yang Wen-Cong Lu Dan Li Mary Yang

Molecular activities can be predicted by Quantitative Structure Activity Relationship (QSAR). Because of the high cost of experiments, the number of drug molecules with known activity is much less than that of unknown, to predict molecular activities utilising unlabelled instances will be an interesting issue. Here, Semi-Supervised Learning (SSL) is introduced and a SSL method, Co-Training is i...

2008
Deepak Sahni Jan Van den Bergh Karin Coninx

Appropriate selection of ICT (Information Communication Technology) tools is valuable in project development activities where an organization can setup consistent means of collaboration to ensure that all the stakeholders use specific technology. This paper presents the conceptual framework for collaboration. The collaboration framework facilitates selection of the correct ICT tools for differe...

2004
Lukman Sasmita Wanquan Liu Svetha Venkatesh

Inspired by the human immune system, and in particular the negative selection algorithm, we propose a learning mechanism that enables the detection of abnormal activities. Three detectors for detecting abnormal activity are generated using negative selection. Tracks gathered by people’s movements in a room are used for experimentation and results have shown that the classifier is able to discri...

Journal: :international journal of advanced biological and biomedical research 0
nazlar ghassemzadeh ms student, department of biomedical engineering, tabriz branch , islamic azad university tabriz , iran siamak haghipour assistant professor, department of biomedical engineering, tabriz branch, islamic azad university tabriz, iran

the brain – computer interface (bci) provides a communicational channel between human and machine. most of these systems are based on brain activities. brain computer-interfacing is a methodology that provides a way for communication with the outside environment using the brain thoughts. the success of this methodology depends on the selection of methods to process the brain signals in each pha...

2009
Claudia M. Buch Cathérine Tahmee Koch Michael Koetter Heinz Herrmann Thilo Liebig Karl-Heinz Tödter

Modern trade theory emphasizes firm-level productivity differentials to explain the cross-border activities of non-financial firms. This study tests whether a productivity pecking order also determines international banking activities. Using a novel dataset that contains all German banks’ international activities, we estimate the ordered probability of a presence abroad (extensive margin) and t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

در این تحقیق به مطالعه وجود انتخاب نامساعد(کژ گزینی) در بازار بیمه درمان تکمیلی ایران پرداخته شده است. داده های مورد نیاز توسط پرسشنامه و به روش نمونه گیری خوشه ای جمع آوری شده است. پرسشنامه ها در میان افراد شاغل ساکن شهر تهران توریع شد. در این تحقیق با استفاده از تخمین دو مدل لجستیک و به دست آوردن ضریب همبستگی میان تقاضای بیمه درمان تکمیلی و رخداد خسارت به بررسی موضوع مورد نظر پرداخته شده است....

The majority of the antioxidant and antidiabetic activities of fruits are anthocyanins, a group of polyphenolics that are responsible for the color of many fruits, vegetables and flowers. The harvesting time, storage conditions, maturity, extraction steps etc. are very important for the biological activities based on the alteration of chemical composition. The free radical scavenging and antidi...

سعیدی رضوانی, نوید, همافر, میلاد, پورجعفر, محمدرضا,

World urban economy accompanied with knowledge and information economy, so metropolitan areas drastically compete for attracting, developing knowledge-based and information activities, and promoting their competitive advantages. This research tries to identify the effective criteria on location selection of activities by explaining the spatial distribution pattern of knowledge-based activities ...

The majority of the antioxidant and antidiabetic activities of fruits are anthocyanins, a group of polyphenolics that are responsible for the color of many fruits, vegetables and flowers. The harvesting time, storage conditions, maturity, extraction steps etc. are very important for the biological activities based on the alteration of chemical composition. The free radical scavenging and antidi...

Technology centered organizations must be able to identify promising new products or process improvements at an early stage so that the necessary resources can be allocated to those activities. It is essential to invest in targeted research and development (R and D) projects as opposed to a wide range of ideas so that resources can be focused on successful outcomes. The selection of the most ap...

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