Some of the best data visualization tools include Google Charts, Tableau, Grafana, Chartist, FusionCharts, Datawrapper, Infogram!| Simplilearn.com
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This free standard deviation calculator computes the standard deviation, variance, mean, sum, and error margin of a given data set.| www.calculator.net
A system ranks documents based on contexts associated with the documents. The system identifies a reference in a first document, where the reference is associated with a second document. The system analyzes a portion of the first document associated with the reference, identifies a rare word (or words) from the portion, creates a context identifier based on the rare word(s), and ranks the second document based on the context identifier.| patents.google.com
A search engine identifies a list of documents from a set of documents in a database in response to a set of query terms. For each document in the list, the search engine determines an information retrieval score based on its content and the query terms, and also identifies a set of source documents that have links to the document and that also have anchor text satisfying a predefined requirement with respect to the query terms. The search engine calculates a personalized page importance scor...| patents.google.com
A method is presented for scoring documents stored in a network. The method includes identifying links from linking documents to linked documents in the network and determining an importance of the identified links. The method further includes weighting the identified links based on the determined importance and scoring the linked documents based on the weighted links.| patents.google.com
Find referring domains and referring pages that link to your competitors but not to your website using Competitive Analysis, Link Intersect| help.ahrefs.com
Hilltop: A Search Engine based on Expert Documents| ftp.cs.toronto.edu
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A method assigns importance ranks to nodes in a linked database, such as any database of documents containing citations, the world wide web or any other hypermedia database. The rank assigned to a document is calculated from the ranks of documents citing it. In addition, the rank of a document is calculated from a constant representing the probability that a browser through the database will randomly jump to the document. The method is particularly useful in enhancing the performance of searc...| patents.google.com