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  • Extract Weighted Document-Document Network

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Description

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Excerpt

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The algorithm creates a weighted, undirected document-to-document network

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based on the documents similarities from an ISI database

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.

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Menu Path

Extract -> From ISI Database -> Extract Weighted Document-Document Network

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Name

Link to More Information

Theoretical Range of Values

Actual Range of Values for this Algorithm

JaccardCoefficient

Wikipedia

0 to 1

0 to 1

CosineSimilarity

Wikipedia

-1 to 1

0 to 1

SørensenSimilarityIndex

Wikipedia

0 to 1

0 to 1

Output

A network file with all documents connected by a weighted edge as calculated by the comparison algorithm if the weight of the was above the threshold value.

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The network file has the following node properties

Label

Type

Source

label

String

The network file has the following edge properties:

Label

Type

Source

weight

float

The comparison algorithm chosen.

DEFAULT_SOURCE_KEY

int

The node given to the edge.

DEFAULT_TARGET_KEY

int

The node given to the edge.

The specific query run by the tool can be found in the source code.

See Also

Incoming Links
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