{"id":918,"date":"2018-11-11T14:31:21","date_gmt":"2018-11-11T13:31:21","guid":{"rendered":"https:\/\/refis.nl\/reliability-engineering-tool\/"},"modified":"2018-11-13T11:31:04","modified_gmt":"2018-11-13T10:31:04","slug":"reliability-engineering-tool","status":"publish","type":"page","link":"https:\/\/refis.nl\/en\/reliability-engineering-tool\/","title":{"rendered":"RGM"},"content":{"rendered":"<p>[et_pb_section bb_built=&#8221;1&#8243; admin_label=&#8221;header producten&#8221; fullwidth=&#8221;on&#8221; _builder_version=&#8221;3.17.6&#8243; background_image=&#8221;https:\/\/refis.nl\/wp-content\/uploads\/2018\/10\/REFIS-header3-strook.jpg&#8221; background_position=&#8221;top_center&#8221; custom_padding=&#8221;180px||0||false|false&#8221; next_background_color=&#8221;#ffffff&#8221; global_module=&#8221;525&#8243;][\/et_pb_section][et_pb_section bb_built=&#8221;1&#8243; _builder_version=&#8221;3.0.47&#8243; prev_background_color=&#8221;#000000&#8243; next_background_color=&#8221;#000000&#8243;][et_pb_row _builder_version=&#8221;3.0.48&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221;][et_pb_column type=&#8221;2_3&#8243;][et_pb_text admin_label=&#8221;Kop&#8221; _builder_version=&#8221;3.15&#8243;]<\/p>\n<h1>Reliability Growth Modelling (RGM)<\/h1>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;3.15&#8243;]<\/p>\n<p>The reliability of software grows as more defects are found and repaired. This growth is not random but shows a pre-defined curve.<br \/>\nStatistical models describe these curves. Applying these models provides information on failure intensity, necessary test effort and expected number of remaining failures.<\/p>\n<p>Refis applies Reliability Growth Models by using the SRE-tool, among others. This tool was developed in close cooperation with the Eindhoven University of Technology. It is programmed in <em>R <\/em> and supports state of the art models including Bayesian models.\u00a0 The tool also provides trend analysis, reliability intervals for parameter estimation, goodness-of-fit analysis and extensive graphics and model comparisons.<\/p>\n<p>Some known models are Jelinski-Moranda, Littlewood-Verall, Musa-Okumoto, Goel-Okumoto, NHPP, Yamada S-shaped en Duane.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_3&#8243;][et_pb_cta admin_label=&#8221;knop Betrouwbaarheidsanalyse&#8221; button_url=&#8221;https:\/\/refis.nl\/en\/reliability-analysis\/&#8221; button_text=&#8221;Reliability analysis&#8221; _builder_version=&#8221;3.16.1&#8243; header_font=&#8221;|800|||||||&#8221; background_image=&#8221;https:\/\/refis.nl\/wp-content\/uploads\/2018\/10\/refis-faalkans-web.jpg&#8221; custom_button=&#8221;on&#8221; button_text_color=&#8221;#ffffff&#8221; button_bg_color=&#8221;rgba(31,152,179,0.7)&#8221; button_icon=&#8221;%%20%%&#8221; custom_padding=&#8221;30px||50px|&#8221; 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This growth is not random but shows a pre-defined curve. Statistical models describe these curves. Applying these models provides information on failure intensity, necessary test effort and expected number of remaining failures. Refis applies Reliability Growth Models by using [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-918","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>RGM - Refis<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/refis.nl\/en\/reliability-engineering-tool\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"RGM - Refis\" \/>\n<meta property=\"og:description\" content=\"Reliability Growth Modelling (RGM) The reliability of software grows as more defects are found and repaired. 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