نتایج جستجو برای: bulb shape index

تعداد نتایج: 592255  

Journal: :Cytometry. Part A : the journal of the International Society for Analytical Cytology 2015
Volkan Müjdat Tiryaki Usienemnfon Adia-Nimuwa Virginia M Ayres Ijaz Ahmed David I Shreiber

A new cell shape index is defined for use with atomic force microscopy height images of cell cultures. The new cell shape index reveals quantitative cell spreading information not included in a conventional cell shape index. A supervised learning-based cell segmentation algorithm was implemented by texture feature extraction and a multi-layer neural network classifier. The texture feature sets ...

Journal: :بوم شناسی کشاورزی 0
شیوا اکبری محمد کافی شهرام رضوان بیدختی

introduction drought stress reduces plant growth by affecting various physiological and biochemical processes, such as photosynthesis, respiration, translocation, ion uptake, carbohydrates, nutrient metabolism and growth promoters. garlic (allium sativum l.) is an annual bulb crop that has been cultivated since ancient times and was used as a spice and condiment for many centuries. garlic is an...

ژورنال: ژئوفیزیک ایران 2020
Mohammad Barazesh Seyed-Hani Motavalli-Anbaran

A quadratic surface can be fitted to potential-field data within 3×3 windows, which allow us to calculate curvature attributes from its coefficients. Phillips (2007) derived an equation depending on the most negative curvature to obtain the depth and structural index of isolated sources from peak values of special functions. They divided the special functions into two categories: Model-specific...

Journal: :Perception & psychophysics 1994
A M Kappers J J Koenderink I Lichtenegger

In two experiments, the active haptic identification of three-dimensional mathematically well-defined objects is investigated. The objects, quadric surfaces, are defined in terms of the shape index, a quantity describing the shape, and curvedness, a quantity describing overall curvature. Both shape index and curvedness are found to have a significant influence on haptic shape identification. Co...

Journal: :Diabetes care 2003
Otto Tschritter Andreas Fritsche Fatemeh Shirkavand Fausto Machicao Hans Häring Michael Stumvoll

OBJECTIVE The oral glucose tolerance test (OGTT) is used to define the status of glucose tolerance based on the plasma glucose level at 120 min. The purpose of the present study was to identify parameters that determine the shape of the plasma glucose course measured at 0, 30, 60, 90, and 120 min during an OGTT. RESEARCH DESIGN AND METHODS OGTT data from 551 subjects (485 with normal glucose ...

Journal: :Plant Pathology 2023

Abstract Plant‐parasitic nematodes (PPNs) are one of the most damaging pests to plants and able cause significant damage all parts plants, including stems, leaves, flowers, fruits roots. Studies on diversity, host range, distribution identification methods PPNs therefore vital in order create a basis for management. This current study represents first dedicated investigation from medicinal Viet...

Journal: :The Journal of physiology 2013
Kristal Tucker Sukhee Cho Nicolas Thiebaud Michael X Henderson Debra Ann Fadool

The olfactory bulb has recently been proposed to serve as a metabolic sensor of internal chemistry, particularly that modified by metabolism. Because the voltage-dependent potassium channel Kv1.3 regulates a large proportion of the outward current in olfactory bulb neurons and gene-targeted deletion of the protein produces a phenotype of resistance to diet-induced obesity in mice, we hypothesiz...

2014
Ashwini S Gawali

this paper illustrates the use of radial facial curves on 3D meshes to mode facial deformation caused by expression, occlusion and variation in poses and to recognize faces despite large expression, in presence of occlusion and pose variations. Here we represent facial surface by indexed collection of radial geodesic curves on 3D face meshes emanating from nose tip to the boundary of mesh and c...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2008
Shaolin Liu Michael T Shipley

The initial synapse in the olfactory system is from olfactory nerve (ON) terminals to postsynaptic targets in olfactory bulb glomeruli. Recent studies have disclosed multiple presynaptic factors that regulate this important linkage, but less is known about the contribution of postsynaptic intrinsic conductances to integration at these synapses. The present study demonstrates voltage-dependent a...

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