نتایج جستجو برای: training and pruning systems

تعداد نتایج: 17027447  

Journal: :caspian journal of environmental sciences 2009
k. vijayan s.n. chatterjee c.v. nair

genetic diversity among plants sprouted from seven year old clones of mulberry (morus indica var. s36) was studied using molecular markers such as issr and rapd. the clones showed significant variability in sex expression and the sprouting behavior. these changes were appeared after seven years of rigorous pruning and training (pruned once in every 3-4months). genetic diversity analysis reveale...

Journal: :International Journal on Artificial Intelligence Tools 2003
Lawrence O. Hall Kevin W. Bowyer Robert E. Banfield Steven Eschrich Richard Collins

Error based pruning can be used to prune a decision tree and it does not require the use of validation data. It is implemented in the widely used C4.5 decision tree software. It uses a parameter, the certainty factor, that affects the size of the pruned tree. Several researchers have compared error based pruning with other approaches, and have shown results that suggest that error based pruning...

2011
Antitza Dantcheva Arun Singh Petros Elia Jean-Luc Dugelay

In the setting of computer vision, algorithmic searches often aim to identify an object inside large sets of images or videos. Towards reducing the often astronomical complexity of this search, one can use pruning to filter out sufficiently distinct objects, thus resulting in a pruning gain of an overall reduced search space. Motivated by practical scenarios such as time-constrained human ident...

C.V. Nair K. Vijayan, S.N. Chatterjee

Genetic diversity among plants sprouted from seven year old clones of mulberry (Morus indica var. S36) was studied using molecular markers such as ISSR and RAPD. The clones showed significant variability in sex expression and the sprouting behavior. These changes were appeared after seven years of rigorous pruning and training (pruned once in every 3-4months). Genetic diversity analysis reveale...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

we have two part in this thesis, at first: the interaction of native calf thymus dna (ct-dna) with two anthraquinones including quinizarin (1,4- dihydroxy anthraquinone) and danthron (1,8- dihydroxy anthraquinone) in a mixture of 0.04 m brittone-robinson buffer and 50% of ethanol were studied at physiological ph by uv-vis absorption, florescence, circular dichroism spectroscopic methods, viscos...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

the importance of writing as a complex skill in applied linguistics has drawn the attention of many researchers to evaluate textbooks in order to help learners gain self-sufficiency and autonomy in the field of language use and communication. investigations have shown that developments in textbooks evaluation can promote the quality of pedagogies and consequently the learning. this study attemp...

Journal: :به زراعی کشاورزی 0
عرفان سپهوند دانشجوی سابق کارشناسی ارشد، گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه گیلان، رشت - ایران محمود قاسم نژاد دانشیار گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه گیلان، رشت - ایران محمد رضا فتاحی مقدم دانشیار، گروه علوم باغبانی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج - ایران علیرضا طلایی استاد گروه علوم باغبانی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج - ایران محمد علی عسکری سرچشمه استادیار گروه علوم باغبانی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج - ایران

the type of training system and application of calcium spray have considerable effects on storability of fruits. in this study, the effects of calcium chloride spray (0, 0.75, 1.5 and 3 g.l-1) in three times during 2, 4 and 6 weeks before harvest time on apple (malus domestica) fruits cvs. ‘gala’ and ‘delbarestival’, which trained in three different training systems (v shape, hightech and cordo...

2009
Lin Lin Chao Chen Mei-Ling Shyu Fausto Fleites Shu-Ching Chen

In this paper, the details about FIU-UM group TRECVID2009 high-level feature extraction task submission are presented. Six runs were conducted using different feature sets, data pruning approaches, classification algorithms, and ranking methods. A proportion of TRECVID2009 development data were randomly sampled from the whole development data archives (all TRECVID2007 development data and test ...

1998
Taskin Kavzoglu Paul M. Mather

In this study, three major pruning techniques are used to examine the effects of network pruning on classification accuracy. A feed-forward neural network structure which learns the characteristics of the training data via the backpropagation learning algorithm is employed to classify a multisource remotely sensed data set. An important conclusion from this study is that, of the three technique...

Journal: :CoRR 2017
Nikolas Wolfe Aditya Sharma Lukas Drude Bhiksha Raj

How much can pruning algorithms teach us about the fundamentals of learning representations in neural networks? And how much can these fundamentals help while devising new pruning techniques? A lot, it turns out. Neural network pruning has become a topic of great interest in recent years, and many different techniques have been proposed to address this problem. The decision of what to prune and...

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