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Abstractive summarization methods generate new text that did not exist in the original text. [12] This has been applied mainly for text. Abstractive methods build an internal semantic representation of the original content (often called a language model), and then use this representation to create a summary that is closer to what a human might express.
Perplexity AI is a conversational search engine that uses large language models (LLMs) to answer queries using sources from the web and cites links within the text response. [ 3 ] [ 4 ] Its developer, Perplexity AI, Inc., is based in San Francisco, California .
Ultimate Research Assistant [2] - performs text mining on Internet search results to help summarize and organize them and make it easier for the user to perform online research. Specific text mining techniques used by the tool include concept extraction, text summarization, hierarchical concept clustering (e.g., automated taxonomy generation ...
Keywords improve recall, particularly if the keyword list includes a search word that is not in the document text. Field-restricted search. Some search engines enable users to limit full text searches to a particular field within a stored data record, such as "Title" or "Author." Boolean queries. Searches that use Boolean operators (for example ...
Morelike calculates a multi-word search. : word1 word2... wordN. See them highlighted in the snippet. Morelike looks up the given pagename(s) in the search index, creates a word-frequency aggregate and a word-length aggregate from all the words, and calculates a multi-word search based on those, plus internal, variable settings. It is an ...
Contextual search is a form of optimizing web-based search results based on context provided by the user and the computer being used to enter the query. [1] Contextual search services differ from current search engines based on traditional information retrieval that return lists of documents based on their relevance to the query.
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Advanced search options in various search engines (like DuckDuckGo or Google) can help to pinpoint coverage about topics. To narrow searches to specific sites, here's something that works in DuckDuckGo and Google searches (be sure to include the topic in quotation marks): "Search topic" site:www.siteexample.com This generates results only from ...