{"id":114,"date":"2018-02-12T15:41:21","date_gmt":"2018-02-12T14:41:21","guid":{"rendered":"https:\/\/fr.koddos.net\/blog\/?page_id=114"},"modified":"2018-02-12T15:49:05","modified_gmt":"2018-02-12T14:49:05","slug":"herman-hollerith","status":"publish","type":"page","link":"https:\/\/fr.koddos.net\/blog\/herman-hollerith\/","title":{"rendered":"Herman Hollerith"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"115\" data-permalink=\"https:\/\/fr.koddos.net\/blog\/herman-hollerith\/hh\/\" data-orig-file=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hh.jpg?fit=140%2C110&amp;ssl=1\" data-orig-size=\"140,110\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"hh\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hh.jpg?fit=140%2C110&amp;ssl=1\" class=\"alignnone size-full wp-image-115\" src=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hh.jpg?resize=140%2C110&#038;ssl=1\" alt=\"\" width=\"140\" height=\"110\" \/><br \/>\nHerman Hollerith (1860-1929),<br \/>\n\u00c9cole de Mines de l&rsquo;Universit\u00e9 de Columbia EM 1879,<br \/>\nUniversit\u00e9 de Columbia, doctorat 1890<br \/>\nPhoto: IBM<\/p>\n<p>Herman Hollerith est largement consid\u00e9r\u00e9 comme le p\u00e8re du calcul automatique moderne. Il a choisi la carte perfor\u00e9e comme base de stockage et de traitement de l&rsquo;information et il a construit les premi\u00e8res machines de tabulation et de tri \u00e0 cartes perfor\u00e9es ainsi que le premier poin\u00e7on cl\u00e9, et il a fond\u00e9 l&rsquo;entreprise qui allait devenir IBM. Les conceptions de Hollerith ont domin\u00e9 le paysage informatique pendant pr\u00e8s de 100 ans.<\/p>\n<p>Apr\u00e8s avoir obtenu son dipl\u00f4me d&rsquo;ing\u00e9nieur des mines (EM) \u00e0 l&rsquo;\u00e2ge de 19 ans, Hollerith travailla au recensement am\u00e9ricain de 1880, une op\u00e9ration laborieuse et sujette aux erreurs qui r\u00e9clamait la m\u00e9canisation. Apr\u00e8s quelques essais initiaux avec une <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/timeline.html#papertape\">bande de papier<\/a>, il s&rsquo;installe sur des cartes perfor\u00e9es (pionnier dans le <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/jacquard.html\">m\u00e9tier \u00e0 tisser Jacquard<\/a>) pour enregistrer des informations, et con\u00e7oit un \u00e9quipement sp\u00e9cial &#8211; <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/census-tabulator.html\">une tabulatrice et un trieur<\/a> &#8211; pour compter les r\u00e9sultats. Ses dessins ont remport\u00e9 la comp\u00e9tition pour le recensement am\u00e9ricain de 1890, choisis pour leur capacit\u00e9 \u00e0 compter des faits combin\u00e9s. Ces machines ont r\u00e9duit le travail de dix ans \u00e0 trois mois (diff\u00e9rentes sources donnent des chiffres diff\u00e9rents, allant de six semaines \u00e0 trois ans), ont permis aux 1890 contribuables de gagner cinq millions de dollars et lui ont valu un doctorat de 1890 \u00e0 Colombia\u00b9. Ce fut le premier syst\u00e8me de traitement de l&rsquo;information qui a enti\u00e8rement r\u00e9ussi \u00e0 remplacer le stylo et le papier. Les machines de Hollerith \u00e9taient \u00e9galement utilis\u00e9es pour les recensements en Russie, Autriche, Canada, France, Norv\u00e8ge, Porto Rico, Cuba et Philippines, et de nouveau dans le recensement am\u00e9ricain de 1900. En 1911, la soci\u00e9t\u00e9 de Hollerith fusionna avec <a href=\"http:\/\/www-03.ibm.com\/ibm\/history\/documents\/pdf\/faq.pdf\">d&rsquo;autres<\/a> pour former la soci\u00e9t\u00e9 Computing-Tabulating-Recording (CTR), qui a chang\u00e9 son nom pour International Business Machines Corporation (IBM) en 1924.<\/p>\n<p>Entre les recensements de 1880 et 1890, Hollerith passa un an (1882) \u00e0 la facult\u00e9 de g\u00e9nie m\u00e9canique du MIT, puis travailla au milieu des ann\u00e9es 1880 sur des syst\u00e8mes de freinage ferroviaire, obtenant plusieurs brevets pour des freins pneumatiques \u00e9lectromagn\u00e9tiques et des freins \u00e0 d\u00e9pression, comme pour les tubes en m\u00e9tal ondul\u00e9.<\/p>\n<p>Les id\u00e9es d&rsquo;Hollerith pour l&rsquo;automatisation du recensement sont exprim\u00e9es succinctement dans le brevet n \u00b0 395 782 du 8 janvier 1889: \u00ab\u00a0La m\u00e9thode de compilation de statistiques d\u00e9crite ici consiste \u00e0 enregistrer des \u00e9l\u00e9ments statistiques distincts appartenant \u00e0 l&rsquo;individu par des trous ou des combinaisons de perforations d&rsquo;un mat\u00e9riau \u00e9lectriquement non conducteur, et portant une relation sp\u00e9cifique les uns avec les autres et avec un \u00e9talon, puis comptant ou comptabilisant ces \u00e9l\u00e9ments statistiques s\u00e9par\u00e9ment ou en combinaison au moyen de compteurs m\u00e9caniques actionn\u00e9s par des \u00e9lectro-aimants dont les circuits sont command\u00e9s par le feuilles perfor\u00e9es, sensiblement en tant que et dans le but indiqu\u00e9. \u00a0\u00bb<\/p>\n<p>Les contributions de Hollerith \u00e0 l&rsquo;informatique moderne sont &#8230; \u00ab\u00a0incalculables\u00a0\u00bb. Il ne s&rsquo;est pas arr\u00eat\u00e9 \u00e0 sa machine \u00e0 tabuler et trieuse originale de 1890, mais a produit de nombreux autres nouveaux mod\u00e8les innovants. Il a \u00e9galement invent\u00e9 le premier <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/af-tabulator.html\">m\u00e9canisme automatique d&rsquo;alimentation de cartes<\/a>, le <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/oldpunch.html#keypunch\">premier coup de cl\u00e9<\/a>, et a pris ce qui \u00e9tait peut-\u00eatre <strong>le premier pas vers la programmation<\/strong> en introduisant un panneau de c\u00e2blage dans son 1906 <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/tabulator.html\">Type I Tabulator<\/a>, lui permettant de faire diff\u00e9rents travaux sans avoir \u00e0 \u00eatre reconstruit. (Le tabulateur 1890 a \u00e9t\u00e9 c\u00e2bl\u00e9 pour fonctionner uniquement sur les cartes de recensement de 1890.) Ces inventions \u00e9taient la base de l&rsquo;industrie moderne de traitement de l&rsquo;information.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"116\" data-permalink=\"https:\/\/fr.koddos.net\/blog\/herman-hollerith\/hollerith2\/\" data-orig-file=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hollerith2.jpg?fit=257%2C425&amp;ssl=1\" data-orig-size=\"257,425\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"hollerith2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hollerith2.jpg?fit=257%2C425&amp;ssl=1\" class=\"size-medium wp-image-116 aligncenter\" src=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hollerith2.jpg?resize=181%2C300&#038;ssl=1\" alt=\"\" width=\"181\" height=\"300\" srcset=\"https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hollerith2.jpg?resize=181%2C300&amp;ssl=1 181w, https:\/\/i0.wp.com\/fr.koddos.net\/blog\/wp-content\/uploads\/2018\/02\/hollerith2.jpg?w=257&amp;ssl=1 257w\" sizes=\"auto, (max-width: 181px) 100vw, 181px\" \/><\/p>\n<p style=\"text-align: left;\">Herman Hollerith<br \/>\n<em>Photo:<\/em> [<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/index.html#sources\">103<\/a>].<\/p>\n<p>La biographie australienne de Hollerith [<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/index.html#sources\">44<\/a>] implique que le doctorat de Hollerith \u00e9tait honorifique:<\/p>\n<p>\u00abIl semblait maintenant normal que l&rsquo;\u00e9cole \u00e0 laquelle il devait tant, et \u00e0 laquelle il devait un cr\u00e9dit, lui d\u00e9cern\u00e2t un doctorat honorifique et, en fait, les archives de Columbia montrent qu&rsquo;au d\u00e9but de l&rsquo;\u00e9cole, en juin 1890, il fait, devenez Dr. Hollerith. \u00a0\u00bb (p.56)<\/p>\n<p>Cependant, le registre des anciens de l&rsquo;Universit\u00e9 de Columbia de 1932 [<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/hollerith.html#sources\">48<\/a>] montre que Hollerith a re\u00e7u un doctorat, et ajoute que le doctorat. n&rsquo;avait jamais \u00e9t\u00e9 accord\u00e9 en tant que dipl\u00f4me honorifique; le doctorat honorifique en sciences \u00e9tait le Sc.D. Le proc\u00e8s-verbal de la Facult\u00e9 de l&rsquo;\u00c9cole des Mines, 3 avril 1890, d\u00e9clare (concernant l&rsquo;absence d&rsquo;inscription pr\u00e9alable de Hollerith au programme de doctorat): \u00ab\u00a0R\u00e9solu, le Conseil d&rsquo;administration est respectueusement invit\u00e9 \u00e0 renoncer \u00e0 cette exigence dans le cas de M. Hollerith, et de lui accorder le grade de docteur en philosophie sur le travail qu&rsquo;il a accompli \u00bbet par la r\u00e9solution subs\u00e9quente des administrateurs du 7 avril 1890, en lui accordant le dipl\u00f4me.<\/p>\n<p><strong>Honneurs:<\/strong><\/p>\n<ul>\n<li>\u2022 M\u00e9daille d&rsquo;Or, Exposition Universelle de 1889.<\/li>\n<li>\u2022 M\u00e9daille Elliott Cresson de l&rsquo;Institut Franklin de Philadelphie, 5 f\u00e9vrier 1890.<\/li>\n<li>\u2022 M\u00e9daille de bronze, Exposition universelle du monde, 1892.<\/li>\n<li>\u2022 Temple de la renomm\u00e9e des inventeurs nationaux, 1990.<\/li>\n<\/ul>\n<p><strong>Publications:<\/strong><\/p>\n<p>\u2022 Hollerith, Herman, \u00ab<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/hh\/index.html\">An Electric Tabulating System<\/a>\u00bb, The Quarterly, \u00c9cole des Mines de l&rsquo;Universit\u00e9 Columbia, vol.X n \u00b0 16 (avril 1889), pp.238-255.<br \/>\nHollerith, Herman, A propos du syst\u00e8me de tabulation \u00e9lectrique qui a \u00e9t\u00e9 adopt\u00e9 par le gouvernement des Etats &#8211; Unis pour le travail du bureau du recensement. doctorat m\u00e9moire, \u00c9cole des Mines de l&rsquo;Universit\u00e9 Columbia (1890).<br \/>\n\u2022 Hollerith, Herman, \u00abThe Electric Tabulating Machine\u00bb, Journal de la Royal Statistical Association, vol. 57, partie 4 (d\u00e9cembre 1894), pp.678-682.<\/p>\n<p><strong>Les r\u00e9f\u00e9rences:<\/strong><\/p>\n<ol>\n<li>\u00ab\u00a0The Hollerith Method of Statistical Tabulation\u00a0\u00bb, <cite>Frank Leslie&rsquo;s Illustrated Newspaper<\/cite>, October 12, 1889, p.182.<\/li>\n<li><cite>Scientific American<\/cite>, Vol.63, No.9, August 30, 1890.<\/li>\n<li>United States Census Office, <cite>Eleventh Census of the United States<\/cite> (1890), 25 volumes.<\/li>\n<li>Martin, T.C., \u00ab\u00a0Counting a Nation by Electricity\u00a0\u00bb, <cite>The Electrical Engineer<\/cite>, New York, November 11, 1891.<\/li>\n<li>\u00ab\u00a0Hollerith&rsquo;s Electric Tabulating Machine\u00a0\u00bb, <cite>Railroad Gazette<\/cite>, 19 April 1895.<\/li>\n<li>Braitmeyer, Otto W., letter to (Columbia Professor) <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/benwood.html\">Ben Wood<\/a>, 30 May 1930 (a 3-page Hollerith biography).<\/li>\n<li>Austrian, Geoffrey, <a href=\"http:\/\/www.amazon.com\/gp\/product\/0231051468?ie=UTF8&amp;tag=aleidmoreldom-20&amp;linkCode=as2&amp;camp=1789&amp;creative=390957&amp;creativeASIN=0231051468\"> <cite>Herman Hollerith: Forgotten Giant of Information Processing<\/cite><\/a>, Columbia University Press (1982).<\/li>\n<li>Bashe, Charles J.; Lyle R. Johnson; John H. Palmer; Emerson W. Pugh, <a href=\"http:\/\/www.amazon.com\/gp\/product\/0262523930?ie=UTF8&amp;tag=aleidmoreldom-20&amp;linkCode=as2&amp;camp=1789&amp;creative=390957&amp;creativeASIN=0262523930\"><cite>IBM&rsquo;s Early Computers<\/cite><\/a>, MIT Press (1985).\u00a0[<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/index.html#sources\">4<\/a>]<\/li>\n<li>Letter of Richard Hollerith to Robert J. Hackett, Editor, <cite>Columbia University Record<\/cite>, 15 March 1990.<\/li>\n<li>Pugh, Emerson W., <a href=\"http:\/\/www.amazon.com\/gp\/product\/0262512823?ie=UTF8&amp;tag=aleidmoreldom-20&amp;linkCode=as2&amp;camp=1789&amp;creative=390957&amp;creativeASIN=0262512823\"><cite>Building IBM: Shaping an Industry and its Technology<\/cite><\/a>, The MIT Press (1995)\u00a0[<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/index.html#sources\">40<\/a>]<\/li>\n<li>Eames, Charles and Ray, <a href=\"http:\/\/www.amazon.com\/gp\/product\/0674156269?ie=UTF8&amp;tag=aleidmoreldom-20&amp;linkCode=as2&amp;camp=1789&amp;creative=390957&amp;creativeASIN=0674156269\"><cite>A Computer Perspective: Background to the Computer Age<\/cite><\/a>, Harvard University Press. First Edition 1973; Second Edition 1990\u00a0[<a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/index.html#sources\">103<\/a>].<\/li>\n<li>Truesdell, Leon E., \u00ab\u00a0The Development of Punched Card Tabulation in the Bureau of the Census 1890-1940\u00a0\u00bb, US Government Printing Office (1965).<\/li>\n<\/ol>\n<p><strong>Liens:<\/strong><\/p>\n<p>\u2022 <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/census-tabulator.html\">L&rsquo;\u00e9quipement de recensement de Hollerith en 1890<\/a><br \/>\n\u2022 <a href=\"http:\/\/fisher.lib.virginia.edu\/cgi-local\/censusbin\/census\/cen.pl?year=890\">Donn\u00e9es de recensement pour l&rsquo;ann\u00e9e 1890<\/a> (Universit\u00e9 de Virginie).<br \/>\n\u2022 <a href=\"http:\/\/www.yorku.ca\/sasit\/sts\/sts3700b\/lecture15a.html\">Vers les premiers ordinateurs modernes<\/a> (\u00c9tudes scientifiques et technologiques de l&rsquo;Universit\u00e9 York, Histoire de l&rsquo;informatique et des technologies de l&rsquo;information, le\u00e7on 15).<br \/>\n\u2022 <a href=\"http:\/\/www.helsinki.fi\/~ikekkone\/hollerith_k2004_21-1-2004.pdf\">Hollerith reik\u00e4korttikoneet<\/a>, Ilkka Kekkonen (en finnois).<br \/>\n\u2022 Voir aussi: <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/tabulator.html\">Tabulateurs<\/a> et <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/sorter.html\">Trieurs<\/a>.<\/p>\n<p>Source : <a href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/hollerith.html\">http:\/\/www.columbia.edu\/cu\/computinghistory\/hollerith.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Herman Hollerith (1860-1929), \u00c9cole de Mines de l&rsquo;Universit\u00e9 de Columbia EM 1879, Universit\u00e9 de Columbia, doctorat 1890 Photo: IBM Herman Hollerith est largement consid\u00e9r\u00e9 comme le p\u00e8re du calcul automatique moderne. Il a choisi la carte perfor\u00e9e comme base de stockage et de traitement de l&rsquo;information et il a construit les premi\u00e8res machines de tabulation &hellip; <a href=\"https:\/\/fr.koddos.net\/blog\/herman-hollerith\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Herman Hollerith<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-114","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Herman Hollerith - Blog KoDDoS<\/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:\/\/fr.koddos.net\/blog\/herman-hollerith\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Herman Hollerith - Blog KoDDoS\" \/>\n<meta property=\"og:description\" content=\"Herman Hollerith (1860-1929), \u00c9cole de Mines de l&rsquo;Universit\u00e9 de Columbia EM 1879, Universit\u00e9 de Columbia, doctorat 1890 Photo: IBM Herman Hollerith est largement consid\u00e9r\u00e9 comme le p\u00e8re du calcul automatique moderne. 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