نتایج جستجو برای: label propagation

تعداد نتایج: 169509  

2015
Anis Yazidi Hugo Hammer Aleksander Bai Paal E. Engelstad

A core component of Sentiment Analysis is the generation of sentiment lists. Label propagation is equivocally one of the most used approaches for generating sentiment lists based on annotated seed words in a manual manner. Words which are situated many hops away from the seed words tend to get low sentiment values. Such inherent property of the Label Propagation algorithm poses a controversial ...

2014
Aiping Zhang Guang Ren Yejin Lin Baozhu Jia Hui Cao Jundong Zhang Shubin Zhang

Though label propagation algorithm (LPA) is one of the fastest algorithms for community detection in complex networks, the problem of trivial solutions frequently occurring in the algorithm affects its performance. We propose a label propagation algorithm with prediction of percolation transition (LPAp). After analyzing the reason for multiple solutions of LPA, by transforming the process of co...

2017
Qifan Wang Gal Chechik Chen Sun Bin Shen

Label propagation is a popular semi-supervised learning technique that transfers information from labeled examples to unlabeled examples through a graph. Most label propagation methods construct a graph based on example-to-example similarity, assuming that the resulting graph connects examples that share similar labels. Unfortunately, examplelevel similarity is sometimes badly defined. For inst...

Journal: :Inf. Sci. 2009
Hong Zhu Kevin Lü Renchao Jin

A practical mandatory access control (MAC) model for XML databases is presented in this paper. The label type and label access policy can be defined according to the requirements of different applications. In order to preserve the integrity of data in XML databases, a constraint between a read-access rule and a write-access rule in label access policy is introduced. Rules for label assignment a...

Journal: :Analytical chemistry 2011
Leonid T Cherney Sergey N Krylov

Macroscopic approach to studying kinetics at equilibrium (MASKE) facilitates measurements of rate constants of formation (k(+)) and dissociation (k(-)) of affinity complexes in the state of chemical equilibrium. MASKE relies on "informational nonequilibrium" created by a nonuniform initial spatial distribution of a label on one of the reactants. In general, finding k(+) and k(-) by MASKE requir...

Journal: :Acta Universitatis Sapientiae, Informatica 2015

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