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[7] It was initially available for download from its home at the SourceForge web site
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[7] It was initially available for download from its home at the SourceForge web site
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[ 31 ] In 1965, Kielholz publicised therapy for Erschöpfungsdepression in the German-speaking world through his book Diagnose und Therapie der Depressionen für den Praktiker [ Diagnosis and Treatment of Depression for the Practitioner ]
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The fuller name, Okapi BM25, includes the name of the first system to use it, which was the Okapi information retrieval system, implemented at London's City University[1] in the 1980s and 1990s
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
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NOTE: ACM DL title omits the trailing word Research; the project site and arXiv include it
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1 200 OK date: Wed, 01 Jul 2026 23:31:35 GMT server: mw-web
1 200 OK date: Thu, 02 Jul 2026 12:24:31 GMT server: mw-web
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
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org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
1 200 OK date: Fri, 03 Jul 2026 01:31:02 GMT server: ATS/9
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *
org localhost https://localhost:* http://localhost:* wss://localhost:* ws://localhost:* *