*** This version of Confluence is for testing only and contains a copy of content from June 29th 2026. No changes will be preserved. ***
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- Data: Primary source data was from selected volumes from Google Books (methodology is described here).
- Analysis: Tool derives secondary Secondary data of ngrams derived through algorithms that tokenize text and then count the frequencies of those tokens. Secondary data of tokens, counts, frequencies, and publication dates. Tool is integrated with secondary data.
- Visualization: Simple line graph plots of ngram frequency over publication date from secondary data.
- Examples
- Urban renewal
- Greek Revival,Gothic Revival,Queen Anne Style
- Nicknames for cities
- Spanish words in English publications
- Frequency for which Roland Barthes has been cited in various languages
- "Ebola" 1975-2008 in various languages (compare with data from WHO on Ebola outbreaks and a map of official languages of African countries)
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- Data: Primary source data is the openly viewable texts from the HathiTrust Research Center (publications mostly pre-1923).
- Analysis: HTRC derives algorithms tokenize text and then count the frequencies of those tokens. Secondary data includes tokens, counts, frequencies, publication dates, etc. and composes arranged in SOLR indexes.
- Visualization: Simple line graph plots of ngram frequency over publication date of the secondary data. Tool has faceting control as well that leverage enriched bibliographic metadata of the texts comprising the primary data.
- Examples
- Spanish Words in English publications
- Various words for "creole"
- Mystery (contrast fiction and nonfiction)
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