نتایج جستجو برای: jaccard similarity coefficient

تعداد نتایج: 274076  

2014
Josep Valls-Vargas Santiago Ontañón Jichen Zhu

We present a case-based approach to character identification in natural language text in the context of our Voz system. Voz first extracts entities from the text, and for each one of them, computes a feature-vector using both linguistic information and external knowledge. We propose a new similarity measure called Continuous Jaccard that exploits those feature-vectors to compute the similarity ...

Journal: :دانش گیاه پزشکی ایران 0
ولی اله مهدی زاده ناصر صفایی ابراهیم محمدی گل تپه نتهازلکویتل پرز محمدعلی آقاجانی

macrophomina phaseolina is a soilborne pathogen with a worldwide distribution and a host range of over 500 plant species. to study the genetic diversity and host specialization of this fungus in iran, plants with signs and symptoms of charcoal rot were collected from 12 provinces during years 2006 to 2008. following isolation and purification, 52 isolates from 24 host plants were identified thr...

2008
R. S. Thompson

The method of modern analogs is widely used to obtain estimates of past climatic conditions from paleobiological assemblages, and despite its frequent use, this method involved so-far untested assumptions. We applied four analog approaches to a continental-scale set of bioclimatic and plantdistribution presence/absence data for North America to assess how well this method works under near-optim...

Journal: :IJCCE 2012
John D. Holliday Peter Willett Hua Xiang

Similarity searching is one of the most common methods for ligand-based virtual screening, and is normally carried out using the Tanimoto coefficient with binary fingerprints. However, a recent study has suggested that it may be less appropriate for use with weighted fingerprints in some circumstances. This paper compares the Tanimoto coefficient with other coefficients, and demonstrates that o...

Journal: :ethno- pharmaceutical products 2014
fatemeh nejadhabibvash abdollah hasanzadeh gorttapeh samira tofigh

the genus hyoscyamus belongs to the tribe hyoscyameae miers of solanaceae family. variation in protein bands elaborates the relationship among the collections from various geographical regions. in this study the seed storage protein diversity of 19 accessions of hyoscyamus (h. niger, h. reticulatus and  h. pusillus) from west azerbaijan (iran) was investigated according to the sodium dodecyl su...

Journal: :journal of agricultural science and technology 2014
p. sharma v. sharma v. kumar

in the present study, random amplified polymorphic dna (rapd) and inter-simple sequence repeat (issr) markers were used to estimate genetic diversity and relationships among 35 cluster bean [cyamopsis tetragonoloba (l.) taub] genotypes. for rapd analysis, 20 random primers were used which amplified 164 bands, 147 of which were polymorphic with an average polymorphism of 90.3%. the amplified pro...

2016
Qaisar Khan Tahir Mahmood

In this article we present three similarity measures between simplified neutrosophic hesitant fuzzy sets, which contain the concept of single valued neutrosophic hesitant fuzzy sets and interval valued neutrosophic hesitant fuzzy sets, based on the extension of Jaccard similarity measure, Dice similarity measure and Cosine similarity in the vector space. Then based on these three defined simila...

2016
TAHIR MAHMOOD JUN YE

In this article we present three similarity measures between simplified neutrosophic hesitant fuzzy sets, which contain the concept of single valued neutrosophic hesitant fuzzy sets and interval valued neutrosophic hesitant fuzzy sets, based on the extension of Jaccard similarity measure, Dice similarity measure and Cosine similarity in the vector space. Then based on these three defined simila...

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