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Okapi BM25. In information retrieval, Okapi BM25 (BM is an abbreviation of best matching) is a ranking function used by search engines to estimate the relevance of documents to a given search query. It is based on the probabilistic retrieval framework developed in the 1970s and 1980s by Stephen E. Robertson, Karen Spärck Jones, and others.
Lookup table. In computer science, a lookup table (LUT) is an array that replaces runtime computation with a simpler array indexing operation, in a process termed as direct addressing. The savings in processing time can be significant, because retrieving a value from memory is often faster than carrying out an "expensive" computation or input ...
Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS. It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA). Excel forms part of the Microsoft 365 suite of software.
PITTSBURGH — Kamala Harris vowed to govern as a pragmatist who wouldn’t be captive to ideology in an economic speech Wednesday while outlining $100 billion in new investments in manufacturing ...
A team of Brazilian Greenpeace environmental activists on Friday placed a protect banner on a sandbank that has emerged in the middle of one of the major rivers of the Amazon basin that is ...
The Champions League returned on Tuesday with a bang. Bayern Munich and Real Madrid’s Endrick made history and American players scored goals for their teams.
Pivot table. A pivot table is a table of values which are aggregations of groups of individual values from a more extensive table (such as from a database, spreadsheet, or business intelligence program) within one or more discrete categories. The aggregations or summaries of the groups of the individual terms might include sums, averages ...
August 19, 2024 at 8:26 AM. Tyreek Hill is serious about racing Olympic gold medalist Noah Lyles in a 50-yard dash. The Miami Dolphins receiver officially and publicly threw down the gauntlet on ...