نتایج جستجو برای: fruit shape

تعداد نتایج: 259190  

Journal: :ماشین های کشاورزی 0
رمضان میرزایی سعید مینایی محمدهادی خوش تقاضا علی محمد برقعی

the most important quality indicator of fruits is the flesh firmness which is well correlated to their young’s modulus. in this research variation of vibration characteristics (shape modes, natural frequency) of apple due to change of material characteristics (density, young's models, poisson ratio) and apple volume was investigated using finite element simulation. an image processing technique...

2014
Ehud Barnea Ohad Ben-Shahar

Seeking to accurately detect and localize fruit of any color in 3D space for selective agrobotical operations, we exploit data given by Time-of-Flight or RGB-D cameras and propose a novel shape-based fruit detector using a fruit pose reference frame relative to the viewer. Surface normals, which are shaped-based local features, are accumulated into bins of different shapes along the reference f...

2009
Jin-Hyeuk Kwon Tran Thi Phuong Chi Chang-Seuk Park

In 2007 to 2008, a fruit rot of Melon (Cucumis melo L.) caused by Sclerotium rolfsii occurred sporadically in a farmer's vinyl house in Jinju City. The symptoms started with watersoaking lesion and progressed into the rotting of the surface of fruit. White mycelial mats appeared on the lesion at the surface of the fruit and a number of sclerotia formed on the fruit near the soil line. The scler...

Journal: :Pattern Recognition 1999
Antonio Ramón Jiménez Anil K. Jain Ramón Ceres Ruíz José Luis Pons Rovira

2 SUMMARY A review of different vision systems to recognize fruits for automated harvesting is presented. This survey of recent works in this field should be useful to researchers in this interesting area. Current research proves the feasibility of practical implementations of these computer vision systems for the analysis of agricultural scenes to locate natural objects under difficult conditi...

Journal: :Journal of experimental botany 2009
Thomas Girin Karim Sorefan Lars Ostergaard

The diversity of shape in life is astounding, and this is particularly vivid when the varied forms observed in our fruit bowls are examined. How some of the tissues of the Arabidopsis fruit are moulded is starting to be understood, revealing how plants may sculpt plant form by modulating the degree of meristematic properties. In this fruit the KNOX I and BLH meristem identity genes promote medi...

2012
Janna CROPOTOVA Svetlana POPEL

Bakery products with various fruit fillings are very popular due to their fresh-fruity fragrance. Said fruit fillings, which are added to the pastries after the baking process, should have, besides the required sensory properties, also very good physicochemical characteristics regarding processing (dosing, pumping, injecting). Heat stable fruit fillings should only be used for filled pastries b...

Journal: :علوم باغبانی ایران 0
محمد رجب زاده دانشجوی سابق کارشناسی ارشد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران علی وزوایی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران علی عبادی استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران بهمن پناهی عضوهیئت علمی موسسة تحقیقات پسته

this experiment was carried out in 2003-2004 to determine fruit set patterns in four pistachio cultivars (akbari, ahmad aghaie, kalle ghouchi and ohadi) to find out the correlation between final fruit set and embryonic sac development, and as well between primary fertility and final fruit set. in a field experiment, inflorescence schematic shape and position of flowers (on inflorescence on the ...

2014
Ayami Takizawa Hiromi Hyodo Kanako Wada Tadashi Ishii Shinobu Satoh Hiroaki Iwai

Disassembly of cell wall polysaccharides by various cell wall hydrolases during fruit softening causes structural changes in hemicellulose and pectin that affect the physical properties and softening of tomato fruit. In a previous study, we showed that the changes in pectin during tomato fruit ripening were unique in each fruit tissue. In this study, to clarify the changes in hemicellulose in t...

In this present study, an environmentally friendly and rapid method for the synthesis of silver nanoparticles (SNPs) has been reported using Ziziphus Vulgaris (ZV) unripe fruit extract under mild conditions. The synthesized silver nanoparticles have been characterized by transmission electron microscopy (TEM), X-ray diffraction (XRD), fourier transform infrared spectroscopy (FT-IR) and ultravio...

2010
S. Arivazhagan R. Newlin Shebiah S. Selva Nidhyanandhan L. Ganesan

The computer vision strategies used to recognize a fruit rely on four basic features which characterize the object: intensity, color, shape and texture. This paper proposes an efficient fusion of color and texture features for fruit recognition. The recognition is done by the minimum distance classifier based upon the statistical and co-occurrence features derived from the Wavelet transformed s...

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