نتایج جستجو برای: affinity propagation

تعداد نتایج: 193154  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی شیراز - دانشکده مهندسی برق و الکترونیک 1390

در روش پیشنهادی ابتدا لازم است که تمامی اطلس های موجود بر یکدیگر منطبق شوند که این منطبق سازی بصورت خطی انجام می گیرد. سپس میزان شباهت تمامی اطلس های موجود را پس از انطباق، دو به دو با هم مقایسه کرده و این مقایسه با استفاده از معیار فاصله اقلیدسی محاسبه می گردد و مقادیر بدست آمده در یک ماتریس ذخیره می شود. ماتریس بدست آمده، به الگوریتم خوشه بندی lr{affinity propagation} } وارد شده تا اطلس های م...

Journal: :IEEE Access 2023

The affinity propagation (AP) clustering algorithm has received a lot of attention over the past few years. AP is efficient and insensitive to initialization, generates results with lower error in less time. However, there are still two key limitations: AP-related algorithms cannot identify outliers clusters. And they usually not ideal for processing nonlinear data. To address above issues, we ...

Journal: :Journal of Medical and Biological Engineering 2021

Abstract Purpose B-mode ultrasound images are used in identifying the presence of fat deposit if any carotid artery. The intima media, lumen, bifurcation boundary is detected by echogenic characteristics embedded Methods A fully automatic self-learning based segmentation proposed extracting edges a modified affinity propagation, which given as inputs to Density Based Spatial Clustering Applicat...

Journal: :avicenna journal of medical biotechnology 0

background: among diverse protein purification systems, affinity chromatography is the most attractive one in the purification process of coagulation factors. coagulation factor vii is a plasma serine protease that has a significant role in natural human hemostasis and its recombinant form such as aryoseventm, has been applied in clinical treatment of bleeding disorders. immunoaffinity chromato...

2012
Zhe Zhao

In this project, I choose the paper, Clustering by Passing Messages Between Data Points [1], published in Science 2007, as the work to replicate. In [1], a new clustering algorithm named Affinity Propagation is proposed. In my report, three research hypothesizes in this paper that are related to the performance, evaluation and scalability of the algorithm are studied. I implement the algorithm ...

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