| copyright | lastupdated | subcollection | ||
|---|---|---|---|---|
|
2021-05-03 |
discovery |
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{: #watson-discovery-news}
{{site.data.keyword.discoverynewsfull}} is included with {{site.data.keyword.discoveryshort}}. {{site.data.keyword.watson}} {{site.data.keyword.discoverynewsshort}} is an indexed dataset that is pre-enriched with the following cognitive insights: Keyword Extraction, Entity Extraction, Semantic Role Extraction, Sentiment Analysis, Relation Extraction, and Category Classification. (To learn more about enrichments, see Adding enrichments.) The following additional metadata is also added: crawl date and publication date. Historical search is available for the past 60 days of news data.
{{site.data.keyword.watson}} {{site.data.keyword.discoverynewsshort}} is updated continuously with new articles, and is available in English, Spanish, German, Korean, French, and Japanese. {{site.data.keyword.discoverynewsshort}} English is updated with approximately 200,000 new articles daily; {{site.data.keyword.discoverynewsshort}} Spanish is updated with approximately 60,000 new articles daily; {{site.data.keyword.discoverynewsshort}} German is updated with approximately 15,000 new articles daily; {{site.data.keyword.discoverynewsshort}} Korean with 10,000 new articles daily; {{site.data.keyword.discoverynewsshort}} French with 23,000 new articles daily; {{site.data.keyword.discoverynewsshort}} Japanese is updated with approximately 17,000 new articles daily. The news sources vary by language, so the query results for each collection are not identical.
Use cases for {{site.data.keyword.watson}} {{site.data.keyword.discoverynewsshort}}:
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News alerting - Create news alerts by taking advantage of the support for entities, keywords, categories, and sentiment analysis to watch for both news and how it is perceived.
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Event detection - The subject/action/object semantic role extraction checks for terms/actions such as "acquisition", "election results", or "IPO".
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Trending topics in the news - Identify popular topics and monitor increases and decreases in how frequently they (or related topics) are mentioned.
For information about writing queries for {{site.data.keyword.discoverynewsfull}}, see:
You cannot adjust the {{site.data.keyword.discoverynewsfull}} configuration, train, or add documents to the {{site.data.keyword.discoverynewsfull}} collection.
{{site.data.keyword.discoverynewsfull}} queries display approximately 50 words from each article in the text JSON field. These words are extracted from the highlights. See highlight for an explanation of highlights. Highlights do not need to be explicitly included in your query to enable this behavior.
The maximum number of results returned for a {{site.data.keyword.discoverynewsfull}} query is 50. Use additional queries and the offset parameter to return more than 50 results.
This version of {{site.data.keyword.discoverynewsfull}} debuted on 31 July 2017. {{site.data.keyword.discoverynewsfull}} Original was retired from service 15 January 2018. {: note}