{"id":12991,"date":"2021-06-17T11:00:00","date_gmt":"2021-06-17T14:00:00","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=12991"},"modified":"2022-10-18T08:09:15","modified_gmt":"2022-10-18T11:09:15","slug":"urban-computing-challenges-big-cities","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/lt\/miestu-kompiuterijos-issukiai-didmiesciams\/","title":{"rendered":"Miesto kompiuterija: Dideli\u0173 miest\u0173 i\u0161\u0161\u016bki\u0173 sprendimas"},"content":{"rendered":"<p>\u0160iais laikais didieji miestai susiduria su didel\u0117mis problemomis, tokiomis kaip eismo sp\u016bstys, oro tar\u0161a ir energijos suvartojimas. \u0160ias dideliuose miestuose kylan\u010dias problemas galima spr\u0119sti naudojant <a href=\"https:\/\/en.wikipedia.org\/wiki\/Big_data\"><strong>dideli duomenys<\/strong><\/a> (tai rei\u0161kia, kad reikia apdoroti didelius duomen\u0173 kiekius).<\/p>\n\n\n\n<p>B\u016btent tai ir yra miesto kompiuterija. J\u0105 galima apibr\u0117\u017eti paprastai. <em>did\u017ei\u0173j\u0173 duomen\u0173 naudojimas sprend\u017eiant dideles didmies\u010di\u0173 problemas<\/em>.<\/p>\n\n\n\n<p>Papasakokime apie tai pla\u010diau.<\/p>\n\n\n\n<p>Miesto kompiuterija apima dideli\u0173 ir nevienaly\u010di\u0173 duomen\u0173, gaunam\u0173 i\u0161 \u012fvairi\u0173 \u0161altini\u0173 miesto erdv\u0117se, gavimo, integravimo ir analiz\u0117s proces\u0105. Tokie duomen\u0173 \u0161altiniai yra jutikliai, mobilieji \u012frenginiai, transporto priemon\u0117s, pastatai ir \u017emon\u0117s.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Kas yra miesto kompiuterija?<\/strong><\/p>\n\n\n\n<p>Straipsnyje pavadinimu \"<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/2629592\">Miest\u0173 kompiuterija: koncepcijos, metodikos ir taikymai<\/a>\" autoriai pristato bendr\u0105j\u0105 miesto kompiuterijos \u012fgyvendinimo sistem\u0105.<\/p>\n\n\n\n<p>Miest\u0173 kompiuterija sujungia neintrusyvias ir visur esan\u010dias jutimo technologijas, pa\u017eang\u0173 duomen\u0173 valdym\u0105, analitinius modelius ir naujus vizualizavimo metodus, kad b\u016bt\u0173 sukurti sprendimai, kurie pagerint\u0173 miesto aplink\u0105, \u017emoni\u0173 gyvenimo kokyb\u0119 ir miesto valdymo sistemas.<\/p>\n\n\n\n<p>Taip pat turime pabr\u0117\u017eti, kad miest\u0173 kompiuterija yra tarpdisciplinin\u0117 sritis. Ji integruoja informatikos moksl\u0105 su kitomis sritimis, pavyzd\u017eiui, transportu, civiline in\u017einerija, ekonomika, ekologija ir sociologija, atsi\u017evelgiant \u012f miesto erdves.<\/p>\n\n\n\n<p>Tikriausiai j\u016bs\u0173 galvoje kirba klausimas: kaip \u012fdiegti miesto kompiuterij\u0105, kad b\u016bt\u0173 \u012fveiktos didmies\u010di\u0173 problemos?<\/p>\n\n\n\n<p>Gera \u017einia, yra tam skirta sistema!<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Miesto kompiuterijos sistema<\/strong><\/p>\n\n\n\n<p>Straipsnyje pavadinimu \"<a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/2629592\">Miest\u0173 kompiuterija: koncepcijos, metodikos ir taikymai<\/a>\" autoriai pristato bendr\u0105j\u0105 miesto kompiuterijos \u012fgyvendinimo sistem\u0105.<\/p>\n\n\n\n<p>Sistem\u0105 sudaro keturi sluoksniai: Miesto jutimas, miesto duomen\u0173 valdymas, duomen\u0173 analiz\u0117 ir paslaug\u0173 teikimas. Kiekvienas sluoksnis atlieka tam tikr\u0105 funkcij\u0105.<\/p>\n\n\n\n<p>Svetain\u0117 <strong>Miest\u0173 jutimas<\/strong> sluoksnis yra atsakingas u\u017e duomen\u0173 rinkim\u0105 miesto erdv\u0117se. Duomenys gali b\u016bti renkami \u012fvairiais b\u016bdais, pavyzd\u017eiui, dalyvaujantiesiems, minios jutikliams ir mobiliesiems jutikliams.<\/p>\n\n\n\n<p>Svetain\u0117 <strong>Miest\u0173 duomen\u0173 valdymas<\/strong> sluoksnis leid\u017eia organizuoti duomenis pagal tam tikr\u0105 indeksavimo strukt\u016br\u0105, apiman\u010di\u0105 erdv\u0117laikio informacij\u0105 ir tekstus, kad b\u016bt\u0173 galima efektyviai analizuoti duomenis.<\/p>\n\n\n\n<p>\u012e<strong> Duomen\u0173 analiz\u0117s sluoksnis<\/strong>, \u012fvair\u016bs metodai, pvz. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Data_mining\">Duomen\u0173 gavyba<\/a>, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Machine_learning\">Ma\u0161ininis mokymasis<\/a>, ir <a href=\"https:\/\/en.wikipedia.org\/wiki\/Data_visualization\">Duomen\u0173 vizualizavimas<\/a> naudojami siekiant nustatyti duomen\u0173 modelius ir i\u0161 j\u0173 gauti vertingos informacijos tolesniam sprendim\u0173 pri\u0117mimui.<\/p>\n\n\n\n<p>Svetain\u0117 <strong>Paslaug\u0173 teikimas<\/strong> sluoksn\u012f sudaro \u012fvair\u016bs sprendimai ir paslaugos, kuriais siekiama pagerinti \u017emoni\u0173 vairavimo patirt\u012f, suma\u017einti eismo sp\u016bstis, oro tar\u0161\u0105 ir energijos suvartojim\u0105.  Pavyzd\u017eiui, aptikus eismo anomalij\u0105, \u0161i informacija bus perduodama transporto institucijai, kad \u0161i i\u0161sklaidyt\u0173 eism\u0105 ir diagnozuot\u0173 anomalij\u0105.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Su kokiais i\u0161\u0161\u016bkiais susiduria miesto kompiuterija?<\/strong><\/p>\n\n\n\n<p>Norint idealiai \u012fgyvendinti \"Urban Computing\", tenka spr\u0119sti tris didelius u\u017edavinius: <\/p>\n\n\n\n<p class=\"has-medium-font-size\">1.<strong>Jutikliai ir duomen\u0173 rinkimas.<\/strong><\/p>\n\n\n\n<p>\u0160is i\u0161\u0161\u016bkis susij\u0119s su tuo, kaip rinkti duomenis apie miest\u0105 ne\u012fkyriai ir nepertraukiamai, atsi\u017evelgiant \u012f ribot\u0105 jutikli\u0173 skai\u010di\u0173 mieste.&nbsp;<\/p>\n\n\n\n<p>Nauj\u0173 jutikli\u0173 infrastrukt\u016bros objekt\u0173 k\u016brimas gal\u0117t\u0173 pad\u0117ti pasiekti \u0161\u012f tiksl\u0105, ta\u010diau tai padidint\u0173 miest\u0173 na\u0161t\u0105.<\/p>\n\n\n\n<p>\u017dmon\u0117s kaip jutiklis - tai nauja koncepcija, kuri gali pad\u0117ti i\u0161spr\u0119sti \u0161\u012f i\u0161\u0161\u016bk\u012f, naudojant j\u0173 \u012fra\u0161us socialin\u0117je \u017einiasklaidoje arba j\u0173 GPS p\u0117dsakus, kad b\u016bt\u0173 galima suprasti aplink juos vykstan\u010dius \u012fvykius.<\/p>\n\n\n\n<p>\u017dmon\u0117s kaip jutiklis kelia naujus i\u0161\u0161\u016bkius, pvz:<\/p>\n\n\n\n<ul><li>Did\u0117jantis prietais\u0173 energijos naudojimas;<\/li><li>Asmenin\u0117s informacijos privatumas;<\/li><li>\u0160ali\u0161ki duomenys, nes naudotojai pasiskirst\u0119 netolygiai ir jutikli\u0173 rodmenis siun\u010dia nevienodu da\u017enumu;<\/li><li>Vartotoj\u0173 pateikti nestrukt\u016bruoti, netiesioginiai ir triuk\u0161mingi duomenys. Prie\u0161ingai, tradicini\u0173 jutikli\u0173 generuojami duomenys yra gerai strukt\u016bruoti, ai\u0161k\u016bs, \u0161var\u016bs ir lengvai suprantami.&nbsp;<\/li><\/ul>\n\n\n\n<p class=\"has-medium-font-size\">2. <strong>Heterogeni\u0161ki duomenys.<\/strong><\/p>\n\n\n\n<p>Duomen\u0173 gavybos ir ma\u0161ininio mokymosi metodais paprastai apdorojami vienos r\u016b\u0161ies duomenys. Ta\u010diau sprend\u017eiant miest\u0173 u\u017edavinius tenka susidurti su \u012fvairiais veiksniais (pavyzd\u017eiui, tiriant oro tar\u0161\u0105 vienu metu reikia tirti eismo srautus, meteorologij\u0105 ir \u017eem\u0117s naudojim\u0105).<\/p>\n\n\n\n<p class=\"has-medium-font-size\">3. <strong>Hibridin\u0117s sistemos.<\/strong><\/p>\n\n\n\n<p>Skirtingai nei paie\u0161kos sistema ar skaitmeninis \u017eaidimas, kur duomenys generuojami ir vartojami skaitmeniniame pasaulyje, miesto kompiuterija paprastai sujungia abiej\u0173 pasauli\u0173 duomenis (sujungia eismo sraut\u0105 ir socialin\u0119 \u017einiasklaid\u0105).<\/p>\n\n\n\n<p>Hibridini\u0173 sistem\u0173 projektavimas yra daug sud\u0117tingesnis nei \u012fprastini\u0173 sistem\u0173, nes sistema turi vienu metu bendrauti su daugeliu \u012frengini\u0173 ir naudotoj\u0173 bei si\u0173sti ir gauti skirting\u0173 format\u0173 duomenis.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Kokios yra pagrindin\u0117s miest\u0173 kompiuterijos taikymo sritys?<\/strong><\/p>\n\n\n\n<p>Kompiuterija miestuose gali b\u016bti naudojama nesuskai\u010diuojamai daug.<\/p>\n\n\n\n<p>Programas galima suskirstyti \u012f septynias kategorijas: miest\u0173 planavimas, transportas, aplinka, visuomen\u0117s sauga ir saugumas, energetika, ekonomika, ekologija ir socialin\u0117 sritis.<\/p>\n\n\n\n<p>\u010cia pateikiamas labai trumpas kiekvieno i\u0161 j\u0173 apra\u0161ymas:<\/p>\n\n\n\n<ul><li><strong>Miest\u0173 planavimas<\/strong>.&nbsp;<\/li><\/ul>\n\n\n\n<p>Kuriant i\u0161maniuosius miestus svarbu planuoti. \u0160iai kategorijai priskiriamas pagrindini\u0173 problem\u0173 transporto tinkluose nustatymas, funkcini\u0173 miesto region\u0173 (pavyzd\u017eiui, teritorij\u0173, tenkinan\u010di\u0173 skirtingus \u017emoni\u0173 poreikius ir tarnaujan\u010di\u0173 kaip organizavimo technika, toki\u0173 kaip \u0161vietimo zonos ar verslo rajonai) nustatymas ir miesto rib\u0173 nustatymas, siekiant suprasti jo raid\u0105.<\/p>\n\n\n\n<ul><li><strong>Transportas.<\/strong>&nbsp;<\/li><\/ul>\n\n\n\n<p>\u012e \u0161i\u0105 kategorij\u0105 \u012feina: vairavimo patirties gerinimas, taksi paslaugos ir vie\u0161ojo transporto sistemos.<\/p>\n\n\n\n<ul><li><strong>Aplinka.<\/strong>&nbsp;<\/li><\/ul>\n\n\n\n<p>Sparti urbanizacijos pa\u017eanga taps potencialia gr\u0117sme miest\u0173 aplinkai. Miest\u0173 aplinkos kompiuterija apima: oro kokyb\u0117s gerinim\u0105 miestuose ir triuk\u0161mo tar\u0161os ma\u017einim\u0105.<\/p>\n\n\n\n<ul><li><strong>Vie\u0161oji sauga ir saugumas.<\/strong>&nbsp;<\/li><\/ul>\n\n\n\n<p>\u010cia galima i\u0161vardyti \u0161ias taikymo sritis: eismo anomalij\u0173 aptikimas, nelaimi\u0173 aptikimas ir avarij\u0173 aptikimas.<\/p>\n\n\n\n<ul><li><strong>Energijos suvartojimas.<\/strong>&nbsp;<\/li><\/ul>\n\n\n\n<p>D\u0117l spar\u010dios urbanizacijos pa\u017eangos sunaudojama vis daugiau energijos. \u0160ios kategorijos taikymo sritys - duj\u0173 ir elektros energijos suvartojimo ma\u017einimas.<\/p>\n\n\n\n<ul><li><strong>Ekonomika.<\/strong>&nbsp;<\/li><\/ul>\n\n\n\n<p>Miesto dinamika gali parodyti miesto ekonomikos tendencijas. \u0160ios kategorijos taikymo pavyzdys - akcij\u0173 rinkos tendencij\u0173 prognozavimas.<\/p>\n\n\n\n<ul><li><strong>Socialin\u0117s.<\/strong><\/li><\/ul>\n\n\n\n<p>\u0160ios kategorijos taikomosios programos yra vietos rekomendacijos, mar\u0161rut\u0173 planavimas, vietos ir veiklos rekomendavimas ir miesto dinamikos supratimas.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518.png\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"768\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-1024x768.png\" alt=\"\u017ealiasis miestas\" class=\"wp-image-13003\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-1024x768.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-300x225.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-768x576.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-1536x1152.png 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/preview-348518-2048x1536.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p class=\"has-large-font-size\"><strong>Ar yra tam tikr\u0173 technologij\u0173, kuriomis galima naudotis miest\u0173 kompiuterija?<\/strong><\/p>\n\n\n\n<p>Yra keletas miest\u0173 kompiuterijai skirt\u0173 technologij\u0173, suskirstyt\u0173 \u012f kategorijas. Da\u017eniausiai naudojamos \u0161ios kategorijos:&nbsp;<\/p>\n\n\n\n<p>Miest\u0173 jutimo metodai. Tradicinis jutimas ir matavimas \u012frengiant jutiklius, pasyvus minios jutimas, kai naudojama esama infrastrukt\u016bra minios generuojamiems duomenims rinkti, ir dalyvaujamasis jutimas, kai \u017emon\u0117s aktyviai prisideda prie juos supan\u010dios informacijos rinkimo;<\/p>\n\n\n\n<p>Miest\u0173 duomen\u0173 valdymo metodai leid\u017eia organizuoti daugyb\u0119 heterogenini\u0173 duomen\u0173 \u0161altini\u0173, kad b\u016bt\u0173 galima vykdyti duomen\u0173 gavybos proces\u0105;<\/p>\n\n\n\n<p>\u017dini\u0173 sintez\u0117s metodai leid\u017eia efektyviai sujungti \u017einias, gautas i\u0161 keli\u0173 nevienaly\u010di\u0173 duomen\u0173 \u0161altini\u0173;<\/p>\n\n\n\n<p>Miest\u0173 duomen\u0173 vizualizavimo metodai turi ne tik rodyti neapdorotus duomenis ir pateikti rezultatus, bet ir leisti aptikti ir apra\u0161yti duomen\u0173 modelius, tendencijas ir ry\u0161ius.<\/p>\n\n\n\n<p>Kaip matote, miest\u0173 kompiuterija gali b\u016bti labai naudinga priemon\u0117 sprend\u017eiant pagrindines \u0161iuolaikini\u0173 miest\u0173 problemas.<\/p>\n\n\n\n<p>I\u0161\u0161\u016bkiai, su kuriais susiduria miest\u0173 kompiuterija, galiausiai bus \u012fveikti, tod\u0117l gal\u0117sime u\u017etikrinti geresn\u0119 savo miest\u0173 ateit\u012f.<\/p>\n\n\n\n<p><strong>Nuorodos<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/2629592\">Zheng, Y., Capra, L., Wolfson, O., &amp; Yang, H. (2014). Miest\u0173 kompiuterija: koncepcijos, metodikos ir taikymai. <em>\"ACM Transactions on Intelligent Systems and Technology\" (TIST)<\/em>, <em>5<\/em>(3), 1-55.<\/a><\/p>\n\n\n\n<p>T.  Kindberg, M. Chalmers ir E. Paulos.  2007.  Sve\u010di\u0173 redaktori\u0173 \u012fvadas:  Miest\u0173 kompiuterija. Pervasive Computing 6, 3, 18-20<\/p>\n\n\n\n<p><a href=\"https:\/\/ideas.repec.org\/a\/igg\/jksr00\/v7y2016i1p113-119.html\">Torres-Ruiz, Miguel &amp; Lytras, Miltiadis. (2016). Miest\u0173 kompiuterijos ir i\u0161mani\u0173j\u0173 miest\u0173 taikomosios programos \u017eini\u0173 visuomenei. International Journal of Knowledge Society Research. 7. 113-119. 10.4018\/IJKSR.2016010108.<\/a><\/p>\n\n\n\n<p>Spustel\u0117kite toliau pateikt\u0105 paveiksl\u0117l\u012f ir per\u017ei\u016br\u0117kite m\u016bs\u0173 Mind the Graph miesto kompiuterijos iliustracijas.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/mindthegraph.com\/app\/illustrations?search=urban%20computing\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"643\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/image-1-1024x643.png\" alt=\"\" class=\"wp-image-13046\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/image-1-1024x643.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/image-1-300x188.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/image-1-768x482.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/06\/image-1.png 1286w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0160iais laikais didieji miestai susiduria su didel\u0117mis problemomis, tokiomis kaip eismo sp\u016bstys, oro tar\u0161a ir energijos suvartojimas. \u0160ias dideles didmies\u010di\u0173 problemas galima spr\u0119sti naudojant did\u017eiuosius duomenis (t. y. apdorojant didelius duomen\u0173 kiekius). B\u016btent tai ir yra miest\u0173 kompiuterija. J\u0105 galima apibr\u0117\u017eti papras\u010diausiai kaip did\u017ei\u0173j\u0173 duomen\u0173 panaudojim\u0105 [...]<\/p>","protected":false},"author":18,"featured_media":13002,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[554,250],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Urban Computing Challenges in Big Cities<\/title>\n<meta name=\"description\" content=\"Urban Computing gathers a large amount of data with the purpose to create solutions that improve the big cities&#039; environment and human life quality.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/lt\/miestu-kompiuterijos-issukiai-didmiesciams\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" 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