نتایج جستجو برای: معیار bic

تعداد نتایج: 29932  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1392

هدف از این مطالعه برآورد مولفه های واریانس وزن بدن گوسفند مغانی با استفاده از مدل های رگرسیون تصادفی با ترکیب توابع چند جمله ای لژاندر و بی اسپلاین در بخش های رگرسیون ثابت و تصادفی مدل بود. اطلاعات استفاده شده شامل 9165 رکورد وزن بدن بود که از 2811 گوسفند طی 19 سال (1373تا 1391) در مرکز تحقیقات اصلاح نژاد گوسفند جعفرآباد مغان واقع در استان اردبیل جمع آوری شده بود. تابع چند جمله ای لژاندر با سه ...

Journal: :IEICE Transactions on Information and Systems 2010

Journal: :IEICE Transactions 2010
Kenichi Kanatani

The author introduced the “geometric AIC” and the “geometric MDL” as model selection criteria for geometric fitting problems. These correspond to Akaike’s “AIC” and Rissanen’s “BIC”, respectively, well known in the statistical estimation framework. Another criterion well known is Schwarz’ “BIC”, but its counterpart for geometric fitting has been unknown. This paper introduces the corresponding ...

Journal: :Genetics 2000
J Oh K Baksa R Steward

The localization of oocyte-specific determinants in the form of mRNAs to the pro-oocyte is essential for the establishment of oocyte identity. Localization of the Bicaudal-D (Bic-D) protein to the presumptive oocyte is required for the accumulation of Bic-D and other mRNAs to the pro-oocyte. The Bic-D protein contains four well-defined heptad repeat domains characteristic of intermediate filame...

Journal: :The journal of international advanced otology 2015
Ajith Kumar Uppunda Jayashree Bhat Pearl Edna D'costa Muthu Raj Kaushlendra Kumar

OBJECTIVE This article aims to describe the characteristics of the binaural interaction component (BIC) of speech-evoked auditory brainstem response (ABR). MATERIALS AND METHODS All 15 subjects had normal peripheral hearing sensitivity. ABRs were elicited by speech stimulus /da/. RESULTS The first BIC (BIC-SP1) in the speech-evoked ABR occurred at around 6 ms in the region of peak V. The se...

2013
Jianhua Zhao Philip L.H. Yu Lei Shi

Bayesian information criterion (BIC) is a common model selection criterion for mixtures of factor analyzers (MFA). However, it is found that BIC penalizes each factor analyzer implausibly using the whole sample size. In this paper, we propose a new criterion for MFA called hierarchical BIC (H-BIC). Formally, the main difference from BIC is that H-BIC penalizes each factor analyzer using its own...

2014
Walid El Ansari Emily Dibba Shokria Labeeb Christiane Stock

INTRODUCTION This cross-sectional study examined variables associated with body image concern (BIC) and whether these associations differed between female and male students in Egypt. During the period 2009-2010, 3271 undergraduate students (1663 females, 1504 males) at Assuit University in Egypt completed a self-administered questionnaire that assessed BIC and other socio-demographic and health...

Journal: :Developmental cell 2007
Jarred Chicoine Perrine Benoit Chiara Gamberi Miltiadis Paliouras Martine Simonelig Paul Lasko

Bicaudal-C (Bic-C) encodes an RNA-binding protein required maternally for patterning the Drosophila embryo. We identified a set of mRNAs that associate with Bic-C in ovarian ribonucleoprotein complexes. These mRNAs are enriched for mRNAs that function in oogenesis and in cytoskeletal regulation, and include Bic-C RNA itself. Bic-C binds specific segments of the Bic-C 5' untranslated region and ...

Journal: :journal of sleep sciences 0
hoda parsa department of physiology, school of medicine, tehran university of medical sciences, tehran, iran mahdieh faghihi department of physiology, school of medicine, tehran university of medical sciences, tehran, iran alireza imani department of physiology, school of medicine, tehran university of medical sciences, tehran, iran

background and objective: amygdala contains central nucleus which is the region rich of γ-aminobutyric acid (gaba-a) receptors and plays a key role in modulating behavior and sleep homeostasis. furthermore, dysfunction of amygdala probably contributes to anxiety and mood disorders. in this study, we evaluated the association between acute sleep deprivation (asd) and anxiety through gaba-a recep...

Journal: :Journal of cell science 2000
C Paré B Suter

Bicaudal-D (Bic-D) is essential for the establishment of oocyte fate and subsequently for polarity formation within the developing Drosophila oocyte. To find out where in the germ cells Bic-D performs its various functions we made transgenic flies expressing a chimeric Bic-D::GFP fusion protein. Once Bic-D::GFP preferentially accumulates in the oocyte, it shows an initial anterior localization ...

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