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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
S-Class Information Retrieval
The empirically validated retrieval progression is BM25 then learned-sparse then dense then hybrid fusion with re-ranking
[7] It was initially available for download from its home at the SourceForge web site
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NOTE: ACM DL title omits the trailing word Research; the project site and arXiv include it
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0:*:*:*:*:*:*:*","matchCriteriaId":"34C7F8F3-8C15-4876-AABA-6DBFA6FE4153"}]}]}],"references":[{"url":"http://www
[Discovering faster matrix multiplication algorithms with reinforcement learning](https://www
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Maxfield (former) Dzmitry Malyshau (former) Justin Fan (former) [ 1 ] Related standards CSS Color Module Level 4 HTML DOM ECMAScript Domain GPU computing ECMAScript API Website www
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Maxfield (former) Dzmitry Malyshau (former) Justin Fan (former) [ 1 ] Related standards CSS Color Module Level 4 HTML DOM ECMAScript Domain GPU computing ECMAScript API Website www
server: mw-web.codfw.main-5b9465ddc4-sllrc x-content-type-options: nosniff content-language: en accept-ch: reporting-endpoints: csp-report-to-endpoint='/w/api.php?action=cspreport&format=json'; content-security-policy: script-src 'unsafe
0 / January 17, 2017 ; 9 years ago  ( 2017-01-17 ) Platform Cross-platform Type API Website www
gov/","description":["This website was designed to serve two purposes: 1) serve as a modern replacement for the original web site serving the content of NIST Special Publication 922: Polycyclic Aromatic Hydrocarbon Structure Index 2) serve thermochemical data derived in the publication 'First Principles Prediction
7#/definitions/DCiteReference"]}],"accessLevel":"public","license":"https://www
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txt / crawl-delay etiquette | 5 | 1 | PENDING
open-access / CC licensing | 5 | 1 | PENDING
sitemap
7#/definitions/DCiteReference"]}],"accessLevel":"public","license":"https://www
server: ATS/9.2.13 x-content-type-options: nosniff content-language: en accept-ch: reporting-endpoints: csp-report-to-endpoint='/w/api.php?action=cspreport&format=json'; content-security-policy: script-src 'unsafe-eval' blob: 'self' meta.
attr ( "cy" , function ( d ) { return d
com/search-console/about" , "snippet" : "Search Console tools and reports help you measure your site's Search traffic and performance, fix issues, and make your site shine in Google Search results
(2026-06-20)
origin: deep-research run wf_a350a1ae-551 (105 agents, 23 sources, 106 claims, top-25 adversarially verified)
+ Claude/Nishi-researcher partnership (sovereign fetch nx_omniforge_research_fetch -> knowledge/fetched/of_*.
central peripheral pulmonary stretch receptor Hering–Breuer reflex Lung volumes VC FRC Vt dead space CC PEF calculations respiratory minute volume FEV1/FVC ratio Lung function tests spirometry body plethysmography peak flow meter nitrogen washout Circulation pulmonary circulation hypoxic pulmonary vasoconstriction
nx organ compiled by nx_cc -> nxasm_x86 (NO gcc), run by
_offc/nx_sov_build_run
Standard [ edit ] A site owner wishing to give instructions to web robots places a text file called robots
1 200 OK Date: Thu, 02 Jul 2026 21:47:09 GMT Content-Type: text/html; charset=utf-8 Vary: X-PJAX, X-PJAX-Container, Turbo-Visit, Turbo-Frame, X-Requested-With, Sec-Fetch-Site,Accept-Encoding, Accept, X-Requested-With ETag: W/"764842f7a6fd6df0a8d57caaf9c860d1" Cache-Control: max-age=0, private, must-revalidate Strict
Builds with the sovereign toolchain only: nx_cc -> nxasm_x86, no gcc anywhere in the path
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