نتایج جستجو برای: morphological operation

تعداد نتایج: 337337  

2007
Nikos Nikopoulos Vassilios Chatzis Ioannis Pitas

In this paper the use of a fast algorithm for implementing shape decomposition of 3D binary objects is proposed. Shape decomposition is performed by successive 3D erosions and dilations, using 3D structuring elements of arbitrary size and shape. The proposed fast shape decomposition algorithm is based on a fast implementation of the basic morphological operation of Minkowski addition for the sp...

2014
Prabhavathi

The main objective is to bring up a highly informative image as result using image fusion. In this paper, A unique method for image fusion using sparse representation is used. The sparse coefficients are used as image features. The source image could be identified with common features and innovative features. The use of sparse representation for the extraction of common and innovative features,...

2014
Hae-Min Lee Kangtaek Lee Chang-Koo Kim

Manganese-nickel (Mn-Ni) oxide films were electrodeposited on a graphite sheet in a bath consisting of manganese acetate and nickel chloride, and the structural, morphological, and electrochemical properties of these films were investigated. The electrodeposited Mn-Ni oxide films had porous structures covered with nanofibers. The X-ray diffractometer pattern revealed the presence of separate ma...

Journal: :iranian journal of veterinary research 2006
a. a. mohammadpour

this research was carried out to define the morphological features of meckel’s diverticulum (md) induck and to investigate whether the md resides in a constant position along the intestinal tract. for thispurpose, a total of 30 adult healthy ducks of both sexes, 50-52 weeks of age were used. after dissecting,some morphological factors such as: total intestine length as well as the lengths of th...

2016
Mahima Shanker Pandey Surya Prakash Tripathi

We describe a method to detect osteoarthritis (OA) from knee X-ray images. The detection is based on the thickness of cartilage in knee bone, which correspond to possibility of osteoarthritis. Using our approach better diagnosis treatment can be applied to the patient since a computed automated measurements leads to accurate values so the image segmentation and mathematical morphological operat...

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 2000
Nikos Nikopoulos Ioannis Pitas

This paper proposes a fast algorithm for implementing the basic operation of Minkowski addition for the special case of binary three-dimensional (3-D) images, using 3-D structuring elements of arbitrary size and shape. The application of the proposed algorithm for all the other morphological transformations is straightforward, as they can all be expressed in terms of Minkowski addition. The eff...

2006
Koenraad De Smedt

Incremental sentence generation imposes special constraints on the representation of the grammar and the design of the formulator (the module which is responsible for constructing the syntactic and morphological structure). In the model of natural speech production presented here, a formalism called Segment Grammar (SG; Kempen, 1987) is used for the representation of linguistic knowledge. One b...

2002
M. A. Pereira K. Roest

Morphological changes in anaerobic granular sludge fed with increasing loads of oleic acid were quantified by image analysis. The combination of this technique with data on the accumulation of adsorbed long chain fatty acid give insight into the mechanisms of sludge disintegration, flotation and washout The molecular characterization of microbial community indicated that the bacterial domain wa...

2016
Jan L Bruse Hopewell Ntsinjana Claudio Capelli Giovanni Biglino Kristin McLeod Maxime Sermesant Xavier Pennec Tain-Yen Hsia Silvia Schievano Andrew Taylor

Background Left ventricular ejection fraction (LVEF) late after arterial switch operation (ASO) is often normal. However, some studies have shown increased indexed end diastolic volume (iEDV) and ventricular mass when compared to healthy controls. We sought to identify LV morphological differences between patients with transposition of the great arteries (TGA post ASO) and matched healthy contr...

2002
Kimiya Aoki Toyohisa Kaneko

In this study, an algorithm for detection of the specified object pose is proposed. In input data are range images being accumulated in a process of which a stere-ovision moves arbitrary. .4n improvement genetic algorithm (GA) is applied to the model base matching. Since it thought that viewpoint movement brings dynamic environment to GA, to cope with the multi-peak problem and changes of an ev...

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