Yes you can! To search inside a book in BHL, navigate to the top right corner of the book viewer, select the Search Inside tab and enter your search terms. In that same panel, results will display the pages where your search terms are found, along with snippets of the surrounding text. Navigate to any … Read more
BHL’s full text search functionality uses the ElasticSearch engine to try and find your search term(s) within: — the bibliographic metadata about the items in BHL’s collection and — the Optical Character Recognized (OCR) text from digitized page images. Learn more about OCR and how BHL uses it. Tags: technical development, user interface, search inside
BHL’s full text search is searching the generally uncorrected text derived through Optical Character Recognition (OCR) for your term. Since this OCR is automatically-generated and uncorrected, it may be incomplete or have errors that prevent the search engine from locating all instances of your term. Tags: troubleshooting, quality control, quality assurance, QA
ElasticSearch examines multiple fields (i.e., title, keywords, and full OCR text) and assigns a relevancy score based on: The number of times a term appears in the field The length of the field How often that term appears If a field is short, like the title, then a term appearing in that field is weighted … Read more