نتایج جستجو برای: leaf size classification

تعداد نتایج: 1096513  

2015
Yeim-Kuan Chang Chao-Yen Chien

Packet classification is an important building block of the Internet routers for many network applications, such as Quality of Service (QoS), security, monitoring, analysis, and network intrusion detection (NIDS). In this paper, we propose a scheme called Layer based Search Tree (LST) to solve multifield packet classification problem. LST improves the traditional decision tree based schemes (e....

2013
Jie Tian Qiu-xia Hu Xiao-yi Ma

To improve the classification accuracy rate of apple leaf disease images and solve the problem of dimension redundancy in feature extraction, Karhunen-Loeve (K-L) transform and sparse representation are applied to apple leaf disease recognition. Firstly 9 color features and 8 texture features of disease leaf images are extracted and taken as feature vectors after dimensionality reduction by the...

Journal: :Tree physiology 2015
Fengqun Meng Guangfu Zhang Xincheng Li Karl J Niklas Shucun Sun

During the development of woody twigs, the growth in leaf may or may not be proportional to the growth in stem. The presence or absence of a synchronicity between these two phenologies may reflect differences in life history adaptive strategies concerning carbon gain. We hypothesized that sun-adapted species are more likely to be less synchronous between growths in total leaf area (TLA) and ste...

2015
C. S. Sumathi

Feature selection methods have been explored in the literature for the classification techniques, among which correlated feature, information gain, mutual information and chi-square are considered more effective. The leaf images contain inherent noise due to imaging equipment, operating environment and position of the image during image acquisition. In this paper, a method for classification of...

Journal: :IEEE Trans. Geoscience and Remote Sensing 2003
Charles G. O'Hara Jason S. King John H. Cartwright Roger L. King

In the presented methodology, multitemporal Landsat images were used to develop enhanced information about complex assemblages of vegetation and patterns of seasonal land cover variability, thereby facilitating improved land use and land cover (LULC) classification of urbanized areas among sensitive environments along the Mississippi Gulf Coast. For Landsat-5 and Landsat-7 images acquired for l...

Journal: :Annals of botany 2005
Tina L Botwright Greg J Rebetzke Anthony G Condon Richard A Richards

BACKGROUND AND AIMS The gibberellin-insensitive Rht-B1b and Rht-D1b dwarfing genes are known to reduce the size of cells in culms, leaves and coleoptiles of wheat. Resulting leaf area development of gibberellin-insensitive wheats is poor compared to standard height (Rht-B1a and Rht-D1a) genotypes. Alternative dwarfing genes to Rht-B1b and Rht-D1b are available that reduce plant height, such as ...

Journal: :Journal of experimental botany 2015
Tetsuya Hisanaga Kensuke Kawade Hirokazu Tsukaya

Leaves are ideal model systems to study the organ size regulation of multicellular plants. Leaf cell number and cell size are determinant factors of leaf size which is controlled through cell proliferation and post-mitotic cell expansion, respectively. To achieve a proper leaf size, cell proliferation and post-mitotic cell expansion should be co-ordinated during leaf morphogenesis. Compensation...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2020

Journal: :International Journal of Informatics and Computation 2021

Many deep learning-based approaches for plant leaf stress identification have been proposed in the literature, but there are only a few partial efforts to summarize various contributions. This study aims build classification model enable people or traditional medicine experts detect medicinal plants by using scanning camera. Android-based application implements Java programming language and lab...

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