1. Data yekutanga
Kucheneswa kwedata nderimwe rematambudziko akatarisana nemabasa ekuongorora data. Ichi chinyorwa chakaratidza kubudirira uye zvigadziriso zvakamuka semugumisiro wekugadzirisa dambudziko rinoshanda rekuongorora dhatabhesi mukuumbwa kwecadastral value. Source pano .
Iyo faira "Comparative model total.ods" mu "Appendix B. Migumisiro yekusarudza KS 5. Ruzivo pamusoro penzira yekugadzirisa kukosha kwecadastral 5.1 Kuenzanisa nzira" yakaonekwa.
Tafura 1. Statistical zviratidzo zve dataset mufaira "Comparative model total.ods"
Nhamba yese yeminda, pcs. β 44
Nhamba yose yezvinyorwa, pcs. β 365 490
Nhamba yese yemavara, pcs. β 101 714 693
Avhareji yenhamba yemavara mune rekodhi, pcs. β 278,297
Kutsauka kwakajairwa kwemavara mune rekodhi, pcs. β 15,510
Nhamba shoma yemavara mune yekupinda, pcs. β 198
Nhamba yepamusoro yemavara mune yekupinda, pcs. β 363
2. Chikamu chekutanga. Mipimo inokosha
Ndichiri kuongorora dhatabhesi rakatsanangurwa, basa rakaumbwa kuti ritsanangure zvinodiwa padanho rekucheneswa, sezvo, sezvazviri kumunhu wese, dhatabhesi rakatsanangurwa rinogadzira mhedzisiro yepamutemo uye yehupfumi kune vashandisi. Munguva yebasa, zvakazoitika kuti pakanga pasina chaidiwa chaidiwa pachiyero chekuchenesa kwedata hombe. Kuongorora maitiro emutemo munyaya iyi, ndakasvika kumhedziso yokuti ose akaumbwa kubva pane zvingaita. Ndokunge, rimwe basa rakaonekwa, masosi eruzivo anounganidzwa ebasa racho, ipapo dhata inoumbwa uye, zvichibva pane yakagadzirwa dhata, zvishandiso zvekugadzirisa dambudziko. Mhedzisiro inokonzeresa inzvimbo dzekutarisa pakusarudza kubva kune dzimwe nzira. Ndakaratidza izvi muFigure 1.
Sezvo, munyaya dzekutarisa chero zviyero, zviri nani kuvimba netekinoroji yakasimbiswa, ndakasarudza izvo zvinodikanwa zvakaiswa mu. , nekuti ndaona gwaro iri nderekunzwisisa zvakanyanya nezvenyaya iyi. Kunyanya, mugwaro rino chikamu chinoti "Izvo zvinofanirwa kucherechedzwa kuti data yekuvimbika zvinodiwa zvinoshanda zvakaenzana kune bhuku rekushandisa (bepa) uye data remagetsi." (shanduro: "... data kuperera zvinodiwa zvinoshanda zvakaenzana kune bhuku rekushandisa (pepa) uye data yemagetsi"). Kuumbwa uku kwakanyatso kubatanidzwa nepfungwa ye "humbowo hwakanyorwa", mune izvo zveChinyorwa 71 cheCode of Civil Procedure, Art. 70 CAS, Art. 75 APC, "mukunyora" Art. 84 Code of Civil Procedure.
Mufananidzo 2 unopa dhayagiramu yekuumbwa kwemaitiro emhando dzeruzivo muhutongi hwejekerere.
Mupunga. 2. Kwakabva .
Mufananidzo 3 unoratidza maitiro eMufananidzo 1, nokuda kwemabasa epamusoro "Nhungamiro". Zviri nyore, nekuita kuenzanisa, kuona kuti nzira dzinoshandiswa pakusangana nezvinodiwa zvekuvimbika kweruzivo mumipimo yemazuva ano yehurongwa hweruzivo dzakaganhurirwa zvakanyanya mukuenzanisa nepfungwa yepamutemo yeruzivo.
Fig.3
Mugwaro rakatarwa (Nhungamiro), kubatana kune chikamu chehunyanzvi, kugona kwekugadzirisa nekuchengetedza data, kunosimbiswa nekotesheni kubva kuChitsauko 18.2. Relational dhatabhesi: "Iyi faira chimiro chakachengetedzwa zvakanyanya, sezvo iyo data inobatwa mune yakakura faira fomati inochengetedza hukama pakati pedata nemetadata."
Muchokwadi, mune iyi nzira - kubva kune iripo tekinoroji kugona, hapana chinhu chisina kujairika uye, pachezvacho, ichi chiitiko chechisikigo, sezvo kuwedzera kwemazano kunobva kune yakanyanya kudzidza chiitiko - dhizaini dhizaini. Asi, nerumwe rutivi, zvimiro zvemutemo zvinoratidzika zvisingapi zvidzikiso pahunyanzvi hwehunyanzvi hwehurongwa huripo, semuenzaniso: .
Mupunga. 4. Funnel yehunyanzvi hwekugona ().
Muzvikamu izvi, zvinova pachena kuti dataset yepakutanga (Fig. 1) inofanira, kutanga, kuponeswa, uye chechipiri, kuva hwaro hwekubvisa mamwe mashoko kubva mairi. Zvakanaka, semuenzaniso: makamera ekurekodha mitemo yemigwagwa anowanikwa kwose kwose, maitiro ekugadzirisa ruzivo anoparadza vanoputsa, asi mamwe mashoko anogonawo kupiwa kune vamwe vatengi, semuenzaniso, sekutengesa kutarisa kwechimiro chekuyerera kwevatengi kune imwe nzvimbo yekutengesa. Uye iyi ndiyo sosi yekuwedzera kukosha kana uchishandisa BigDat. Zvinogoneka kuti datasets dziri kuunganidzwa iko zvino, pane imwe nzvimbo mune ramangwana, ichave yakakosha zvichienderana nemuchina wakafanana nekukosha kweasingawanzo editions e1700 panguva ino. Mushure mezvose, kutaura zvazviri, datasets yenguva pfupi yakasiyana uye haigoni kudzokororwa mune ramangwana.
3. Chikamu chekutanga. Kuongorora maitiro
Panguva yekugadzirisa, kurongeka kunotevera kwezvikanganiso kwakagadzirwa.
1. Kirasi yekukanganisa (yakabva paGOST R 8.736-2011): a) zvikanganiso zvakarongeka; b) zvikanganiso zvisina tsarukano; c) kukanganisa.
2. Nekuwanda: a) mono distortion; b) kukanganisa kwakawanda.
3. Maererano nekutsoropodza kwemigumisiro: a) kutsoropodza; b) kwete kutsoropodza.
4. Kubva pazvaitika:
A) Unyanzvi - zvikanganiso zvinoitika panguva yekushanda kwemidziyo. Iko kukanganisa kwakakodzera kune maIoT masisitimu, masisitimu ane dhigirii rakakura rekuita pamhando yekutaurirana, zvishandiso (hardware).
B) Mhosho dzeOperator - zvikanganiso mumhando dzakasiyana kubva kune opareta typos panguva yekuisa kune zvikanganiso mune tekinoroji dhizaini yedhizaini dhizaini.
C) Zvikanganiso zvemushandisi - heino zvikanganiso zvevashandisi muhuwandu hwese kubva "kukanganwa kushandura dhizaini" kusvika pakukanganisa mita yetsoka.
5. Yakakamurwa kuita kirasi yakaparadzana:
a) "basa rekuparadzanisa," ndiko kuti, nzvimbo uye ":" (munyaya yedu) paraidzokororwa;
b) mazwi akanyorwa pamwechete;
c) hapana nzvimbo mushure mesevhisi mavara
d) symmetrically akawanda zviratidzo: (), "", "...".
Kutorwa pamwe chete, nehurongwa hwekukanganisa kwedatabase hwakaratidzwa muFigure 5, yakanyatsoshanda yekuronga system inoumbwa yekutsvaga zvikanganiso uye kugadzira data yekuchenesa algorithm yemuenzaniso uyu.
Mupunga. 5. Mhosho dzenguva dzose dzinoenderana nezvikamu zvezvimiro zvedatabase (Kwakabva: ).
Kururama, Domain Kutendeseka, Rudzi rweData, Consistency, Redundancy, Kukwana, Kudzokorora, Kuenderana neBusiness Mitemo, Structural Definiteness, Data Anomaly, Kujeka, Nenguva, Kuomerera kune Data Kutendeseka Mitemo. (Peji 334. Dhata warehousing hwaro hwevashandi veIT / Paulraj Ponniah.β2nd ed.)
Yakapihwa mazwi echiRungu uye shanduro yemuchina wechiRussia mumabhuraketi.
Kururama. Kukosha kwakachengetwa muhurongwa hwechinhu che data ndiko kukosha kweiyo kuitika kwe data data. Kana uine zita remutengi nekero yakachengetwa murekodhi, ipapo kero ndiyo kero chaiyo yemutengi ane zita iroro. Kana iwe ukawana huwandu hwakarongedzerwa se1000 mayunitsi murekodhi yeodha nhamba 12345678, saka huwandu ihwohwo ndihwo huwandu hwakarurama hwehurongwa ihwohwo.
[Kururama. Kukosha kwakachengetwa muhurongwa hwechinhu che data ndiyo chaiyo kukosha kwechiitiko ichocho che data data. Kana uine zita remutengi nekero zvakachengetwa murekodhi, ipapo kero ndiyo kero chaiyo yemutengi ane zita iroro. Kana ukawana huwandu hwakaodha se 1000 maunitsi murekodhi yeodha nhamba 12345678, saka huwandu ihwohwo ndihwo huwandu chaihwo hwekurongeka ikoko.]
Domain Integrity. Huwandu hwe data hwehunhu hunowira muhuwandu hwezvinotenderwa, zvakatsanangurwa kukosha. Muenzaniso wakajairwa ndiwo maitiro anotenderwa kuve "murume" uye "mukadzi" weiyo gender data element.
[Kutendeseka kweDomain. Hunhu hwedata hunokosha hunowira mukati mehuwandu hwehuchokwadi, hunotsanangurwa kukosha. Muenzaniso wakajairwa ndiwo hunhu hunoshanda "murume" uye "mukadzi" wechinhu chedata data.]
Data Type. Kukosha kwehunhu hwedata kunochengetwa serudzi rwe data rinotsanangurwa kune icho hunhu. Kana mhando yedata yenzvimbo yezita rechitoro ichitsanangurwa se "mavara," ese mameseji emunda iwoyo ane zita rechitoro rinoratidzwa mune zvinyorwa kwete macode enhamba.
[Rudzi rwe data. Kukosha kwehunhu hwe data kunochengetwa serudzi rwe data rinotsanangurwa kune icho hunhu. Kana zita rechitoro zita remhando yedata richitsanangurwa se "mavara", ese mameseji echikamu ichi ane zita rechitoro rinoratidzwa mune zvinyorwa kwete macode enhamba.]
Kuenderana. Chimiro uye zvirimo zve data data zvakafanana kune akawanda masource system. Kana iyo kodhi yechigadzirwa chechigadzirwa ABC mune imwe sisitimu iri 1234, saka iyo kodhi yechigadzirwa ichi ndeye 1234 mune yega sosi system.
[Kuenderana. Iyo fomu uye zvirimo zve data data zvakafanana mune akasiyana masource system. Kana iyo kodhi yechigadzirwa chechigadzirwa ABC pane imwe system iri 1234, saka iyo kodhi yechigadzirwa i1234 pane yega yega sosi system.]
Redundancy. Iyo data yakafanana haifanirwe kuchengetwa munzvimbo dzinopfuura imwe muhurongwa. Kana, nekuda kwezvikonzero zvekubudirira, chinhu che data chakachengetwa nemaune munzvimbo dzinopfuura imwe muhurongwa, saka redundancy inofanira kunyatsozivikanwa uye kusimbiswa.
[Kusadiwa. Iyo data yakafanana haifanirwe kuchengetwa munzvimbo dzinopfuura imwe muhurongwa. Kana, nekuda kwezvikonzero zvekugona, chinhu che data chakachengetwa nemaune munzvimbo dzakawanda muhurongwa, saka redundancy inofanira kutsanangurwa zvakajeka uye nekusimbiswa.]
Kukwana. Iko hakuna kukosha kwakashaikwa kune yakapihwa hunhu muhurongwa. Semuenzaniso, mune faira revatengi, panofanira kunge paine kukosha kwakakodzera kwe "nyika" munda kune wese mutengi. Mune faira reruzivo rweodha, rekodhi yega yega yeodha inofanirwa kuzadzwa zvizere.
[Kukwana. Iko hakuna hunhu husipo muhurongwa hwehunhu uhu. Semuenzaniso, faira remutengi rinofanira kuva nehukoshi hunoshanda hwe "status" munda kune umwe neumwe mutengi. Mune iyo yekurongeka faira, yega yega rekodhi rekodhi inofanirwa kupedzwa zvizere.]
Kudzokorora. Kudzokororwa kwemarekodhi muhurongwa kunogadziriswa zvachose. Kana iyo faira yechigadzirwa ichizivikanwa kuve ine duplicate marekodhi, ipapo marekodhi ese echigadzirwa chimwe nechimwe anoonekwa uye muchinjiko-reference wakagadzirwa.
[Dzipirika. Kudzokorora kwemarekodhi muhurongwa kwakabviswa zvachose. Kana faira rechigadzirwa richizivikanwa kuti rine zvakapetwa kaviri, ipapo zvese zvakapetwa kaviri zvechigadzirwa chimwe nechimwe zvinoonekwa uye muchinjiko-referensi unogadzirwa.]
Kuenderana neBusiness Mitemo. Hukoshi hwechinhu chimwe nechimwe chedhata hunoomerera kune yakatemwa bhizinesi mitemo. Mune auction system, sando kana mutengo wekutengesa haugone kuve wakaderera pane mutengo wakachengetwa. Muchirongwa chechikwereti chebhangi, chiyero chechikwereti chinofanira kugara chiri chakanaka kana zero.
[Kutevedzera mitemo yebhizimisi. Hukoshi hwega yega data data inotevedzera yakamiswa bhizinesi mitemo. Mune auction system, sando kana mutengo wekutengesa haugone kuve wakaderera pane mutengo wakachengetwa. Mubhangi rechikwereti system, chiyero chechikwereti chinofanira kugara chiri chakanaka kana zero.]
Structural Definiteness. Kwese uko chinhu che data chinogona kurongeka muzvikamu zvega, chinhu chinofanira kunge chine chimiro chakanyatsotsanangurwa. Semuenzaniso, zita remunhu rinopatsanurwa kuita zita rekutanga, repakati pekutanga, uye rekupedzisira. Hwaro hwemazita evanhu vanofanirwa kuchengetwa sezita rekutanga, repakati pekutanga, uye rekupedzisira zita. Hunhu uhwu hwemhando yedata hunorerutsa kuteedzerwa kwezviyero uye kuderedza hunhu husipo.
[Chokwadi cheChimiro. Ikoko chinhu che data chinogona kurongeka muzvikamu zvega, chinhu chinofanira kunge chine chimiro chakanyatsotsanangurwa. Semuenzaniso, zita remunhu rakakamurwa kuita zita rekutanga, repakati uye rekupedzisira. Hushe hwemazita ega ega hunofanirwa kuchengetwa sezita rekutanga, repakati pekutanga, uye rekupedzisira zita. Iyi data yemhando yehunhu inorerutsa mashandisirwo ezviyero uye inoderedza hunhu husipo.]
Data Anomaly. Munda unofanira kushandiswa chete nokuda kwechinangwa chaunotsanangurwa. Kana munda Kero-3 ichitsanangurwa kune chero mutsara wechitatu wekero yekero refu, saka ndima iyi inofanira kushandiswa chete kurekodha mutsara wechitatu wekero. Haifanirwe kushandiswa kuisa foni kana nhamba yefax kumutengi.
[Data Anomaly. Munda unofanirwa kushandiswa chete nechinangwa chaunenge watsanangurwa. Kana Kero-3 ndima yakatsanangurwa kune chero mutsara wekero wechitatu wekero refu, ipapo ndima iyi ichashandiswa chete kurekodha kero yechitatu. Haifanirwe kushandiswa kuisa nhamba dzerunhare kana fax kumutengi.]
Kujeka. Chinhu chedata chinogona kunge chine mamwe ese emhando yedata asi kana vashandisi vasinganzwisise zvarinoreva zvakajeka, saka data data haina kukosha kune vashandisi. Zvibvumirano zvekupa mazita zvakanaka zvinobatsira kuita kuti data data inyatsonzwisiswa nevashandisi.
[Kujeka. Chinhu che data chinogona kunge chine mamwe ese emhando ye data yakanaka, asi kana vashandisi vasinganyatso nzwisisa zvarinoreva, saka chinhu che data hachina kukosha kune vashandisi. Komisheni yemazita echokwadi inobatsira kuti data data rinzwisiswe nevashandisi.]
Panguva. Vashandisi vanosarudza kuenderana nenguva kweiyo data. Kana vashandisi vakatarisira dhata remutengi kuti risave rakakura kupfuura zuva rimwe, shanduko kudhata yevatengi mumasosi masisitimu inofanirwa kuiswa kunzvimbo yekuchengetera data zuva nezuva.
[Nenguva yakakodzera. Vashandisi vanosarudza kuenderana nenguva kwedata. Kana vashandisi vakatarisira kuti data remutengi risapfuure zuva rimwe chete, shanduko kudhata yevatengi mumasosi masisitimu inofanirwa kuiswa kudura re data zuva nezuva.]
Usefulness. Yese data data mudura re data inofanirwa kugutsa zvimwe zvinodikanwa zvekuunganidzwa kwevashandisi. Chinhu che data chinogona kunge chiri chakarurama uye chemhando yepamusoro, asi kana chisina kukosha kune vashandisi, saka hazvina kufanira zvachose kuti chinhu ichocho che data chive mudura re data.
[Utility. Chinhu chega chega che data muchitoro chedata chinofanira kugutsa zvimwe zvinodikanwa zvekuunganidza mushandisi. Chinhu chedata chinogona kunge chiri chakarurama uye chemhando yepamusoro, asi kana chikasapa kukosha kune vashandisi, saka hazvifanirwe kuti chinhu ichocho che data chive mudura re data.]
Kutevedzera Data Kutendeseka Mitemo. Iyo data yakachengetwa mumadhatabheti ane hukama emasisitimu ekwakabva anofanirwa kutevedzera kuperera kwesangano uye nereferensi mitemo yekuvimbika. Chero tafura inobvumidza kushaikwa sekiyi yekutanga haina kutendeseka kwesangano. Referential integrity inomanikidza kugadzwa kwehukama hwemubereki nemwana nemazvo. Muhukama hwevatengi-ku-odha, kurevera kutendeseka kunovimbisa kuvepo kwemutengi kune yega yega mudhatabhesi.
[Kutevedzera mitemo yekuvimbika kwedata. Dhata rakachengetwa mumadhatabheti ane hukama emasisitimu ekwakabva anofanirwa kuenderana nemitemo yekutendeseka kwesangano uye kuvimbika. Chero tafura inobvumira null sekiyi yekutanga haina kuvimbika kwesangano. Referential kutendeseka kunomanikidza hukama pakati pevabereki nevana kuti hugadziriswe nemazvo. Muukama hwemutengi-odha, kutendeseka kunovimbisa kuti mutengi aripo kune yega yega mudhatabhesi.]
4. Hunhu hwekuchenesa data
Hunhu hwekuchenesa data inyaya inonetsa mubigdata. Kupindura mubvunzo wekuti ndeipi dhigirii yekuchenesa data inodiwa kuti upedze basa kwakakosha kune wese anoongorora data. Mumatambudziko mazhinji aripo, muongorori wega wega anozvisarudzira uye hazvigoneke kuti chero munhu anobva kunze anokwanisa kuongorora chikamu ichi mumhinduro yake. Asi kune basa riripo mune iyi nyaya, nyaya iyi yaive yakakosha zvakanyanya, sezvo kuvimbika kwedata remutemo kunofanirwa kuita kune imwe.
Tichifunga nezve software yekuyedza matekinoroji kuona kuvimbika kwekushanda. Nhasi kune akawanda kupfuura aya mamodheru . Mazhinji emamodhi anoshandisa sevhisi yekukumbira modhi:
Fig. 6
Kufunga sezvinotevera: "Kana kukanganisa kwakawanikwa chiri chiitiko chakafanana nechiitiko chekutadza mune ino modhi, saka nzira yekuwana analogue yeparameter t?" Uye ndakanyora muenzaniso unotevera: Ngatimbofungidzira kuti nguva inotora muongorori kuti atarise rekodhi imwe chete miniti (yedhatabhesi iri mubvunzo), zvino kuti awane zvikanganiso zvese zvaanoda 1 maminetsi, angangoita makore matatu uye 365. mwedzi yenguva yekushanda. Sezvatinonzwisisa, iyi ibasa rakakura kwazvo uye mari yekutarisa dhatabhesi ichave inorambidza mugadziri wedatabase iyi. Mukufunga uku, pfungwa yehupfumi yemitengo inooneka uye mushure mekuongorora ndakasvika pakugumisa kuti ichi chishandiso chakanyatsoshanda. Zvichienderana nemutemo wezvehupfumi: βHuwandu hwekugadzirwa (mumayuniti) uko kunowanikwa pundutso huru yefemu hunowanikwa panguva iyo mutengo wepakati wekugadzira chikamu chitsva chekubuda uchienzaniswa nemutengo unogona kugamuchirwa nefemu iyi. kune imwe unit itsva." Zvichienderana nechirevo chekuti kutsvaga chikanganiso chega chega chinotevera kunoda kutarisisa zvakanyanya marekodhi, ichi chinhu chinodhura. Ndiko kuti, iyo postulate inogamuchirwa mumamodeli ekuyedza inotora chirevo chemuviri mune inotevera patani: kana kuwana i-th kukanganisa kwaive kwakakodzera kutarisa n zvinyorwa, zvino kuti uwane inotevera (i + 494) kukanganisa kuchave kuri madikanwa. kutarisa m zvinyorwa uye panguva imwe chete n
- Kana nhamba yezvinyorwa zvakatariswa zvisati zvaitika kukanganisa kutsva kunogadzikana;
- Apo nhamba yezvinyorwa zvakatariswa zvisati zvawana kukanganisa kunotevera kuchawedzera.
Kuti ndione kukosha kwakakosha, ndakatendeukira kune iyo pfungwa yekugoneka kwehupfumi, iyo mune ino kesi, uchishandisa iyo pfungwa yemagariro mari, inogona kuumbwa seizvi: "Mitemo yekugadzirisa kukanganisa inofanira kutakurwa nemumiriri wehupfumi anogona kuita. nemari yakaderera.β Tine mumiriri mumwechete - muedzi anoshandisa miniti imwe achitarisa rekodhi rimwe. Mukutaura kwemari, kana iwe uchiwana 1 rubles / zuva, izvi zvichava 6000 rubles. (zvinenge nhasi). Inoramba ichitarisa rutivi rwechipiri rwekuenzanisa mumutemo wehupfumi. Ndakafunga sezvizvi. Chikanganiso chiripo chinoda kuti munhu ane hanya ashandise nhamburiko yokuchiruramisa, kureva kuti, muridzi wepfuma. Ngatitii izvi zvinoda 12,2 zuva rekuita (endesa chikumbiro, gamuchira gwaro rakagadziriswa). Zvadaro, kubva pakuona kwevanhu, mari yake ichave yakaenzana nevhareji yemari pazuva. Avhareji yakawedzerwa muhoro muKhanty-Mansi Autonomous Okrug 73285 rub. kana 3053,542 rubles / zuva. Naizvozvo, tinowana kukosha kwakakosha kuenzana ne:
3053,542: 12,2 = 250,4 zvikamu zvezvinyorwa.
Izvi zvinoreva, kubva pakuona kwevanhu, kana muongorori akatarisa zvinyorwa zve251 uye akawana chikanganiso chimwe chete, zvakaenzana nemushandisi kugadzirisa kukanganisa uku pachake. Saizvozvowo, kana muongorori akapedza nguva yakaenzana nekutarisa zvinyorwa zve 252 kuti awane chikanganiso chinotevera, saka munyaya iyi zviri nani kuchinja mari yekugadzirisa kumushandisi.
Nzira yakareruka inoratidzwa pano, sezvo kubva pakuona kwevanhu zvakakosha kufunga nezvese kukosha kwekuwedzera kunogadzirwa nenyanzvi yega yega, kureva, mari inosanganisira mitero uye kubhadhara kwevanhu, asi muenzaniso wakajeka. Mhedzisiro yehukama uhu ndizvo zvinotevera zvinodiwa kune nyanzvi: nyanzvi kubva kuIT indasitiri inofanirwa kuve nemuhoro wakakura kupfuura wepakati yenyika. Kana muhoro wake uri pasi peavhareji muhoro wevanogona kushandisa dhatabhesi, saka iye pachake anofanira kutarisa dhatabhesi rese ruoko-ku-ruoko.
Paunenge uchishandisa iyo yakatsanangurwa criterion, chekutanga chinodiwa chemhando yedatabase chinoumbwa:
Ini (tr). Chikamu chezvikanganiso zvakakosha hazvifaniri kudarika 1/250,4 = 0,39938%. Zvishoma pane goridhe mumaindasitiri. Uye mune zvenyama hapana anopfuura 1459 marekodhi ane zvikanganiso.
Economic retreat.
Muchokwadi, nekuita zvikanganiso zvakawanda muzvinyorwa, nzanga inobvuma kurasikirwa kwehupfumi muhuwandu hwe:
1459*3053,542 = 4 rubles.
Mari iyi inotarwa nenyaya yekuti nzanga haina zvekushandisa zvekudzikisa mari idzi. Izvi zvinotevera kuti kana mumwe munhu aine tekinoroji inovabvumira kudzikisa huwandu hwemarekodhi nezvikanganiso, semuenzaniso, 259, zvino izvi zvinobvumira nzanga kuchengetedza:
1200*3053,542 = 3 rubles.
Asi panguva imwe chete, anogona kukumbira tarenda rake uye basa, zvakanaka, ngatiti - mamiriyoni 1 rubles.
Kureva, mari yemagariro inoderedzwa ne:
3 - 664 = 250 rubles.
Muchidimbu, mhedzisiro iyi ndiyo yakawedzerwa kukosha kubva mukushandiswa kweBigDat matekinoroji.
Asi pano panofanira kurangarirwa kuti ichi chiitiko chemagariro evanhu, uye muridzi wedhatabhesi ndiye zviremera zvemanisipala, mari yavo kubva mukushandiswa kwepfuma yakanyorwa mudhatabhesi iyi, pamwero we0,3%, ndeye: 2,778 bhiriyoni rubles / gore. Uye izvi zvinodhura (4 rubles) hazvimutambudzi zvakanyanya, sezvo zvichiendeswa kune varidzi vezvivakwa. Uye, muchikamu ichi, mugadziri weimwe yekunatsa matekinoroji muBigdata achafanirwa kuratidza kugona kugonesa muridzi weiyi dhatabhesi, uye zvinhu zvakadaro zvinoda tarenda rakakura.
Mumuenzaniso uyu, chikanganiso chekuongorora algorithm chakasarudzwa zvichienderana neSchumann modhi [2] yekusimbisa software panguva yekuyedzwa kwekuvimbika. Nekuda kwekuwanda kwayo paInternet uye kugona kuwana anodiwa manhamba zviratidzo. Iyo nzira inotorwa kubva kuMonakhov Yu.M. "Kushanda kugadzikana kwehurongwa hwemashoko", ona pasi pemuparadzi muFig. 7-9.
Mupunga. 7 - 9 Methodology yemuenzaniso weSchumann
Chikamu chechipiri chechinhu ichi chinopa muenzaniso wekuchenesa data, umo migumisiro yekushandisa Schumann model inowanikwa.
Rega ndiratidze zvawanikwa:
Inofungidzirwa nhamba yezvikanganiso N = 3167 n.
Parameter C, lambda uye kuvimbika basa:
Fig.17
Chaizvoizvo, lambda chiratidzo chaicho chekusimba uko zvikanganiso zvinoonekwa padanho rega rega. Kana iwe ukatarisa chikamu chechipiri, chiyero chechiratidzo ichi chaiva 42,4 zvikanganiso paawa, iyo inofananidzwa nechiratidzo cheSchumann. Pamusoro, zvakatemwa kuti chiyero icho mugadziri anowana zvikanganiso hachifanirwe kunge chakaderera pane 1 kukanganisa pa250,4 marekodhi, kana uchitarisa 1 rekodhi paminiti. Saka kukosha kwakakosha kwe lambda yeiyo Schumann modhi:
60 / 250,4 = 0,239617.
Kureva kuti, kudiwa kwekuita zvikanganiso zvekuona maitiro kunofanirwa kuitwa kusvika lambda, kubva kune iripo 38,964, yadzikira kusvika 0,239617.
Kana kusvika chiratidzo N (chingangove nhamba yezvikanganiso) kubvisa n (yakagadziriswa nhamba yezvikanganiso) inoderera pazasi pechikumbaridzo chedu chinogamuchirwa - 1459 pcs.
Literature
- Monakhov, Yu. M. Kushanda kugadzikana kwehurongwa hwemashoko. Mumaawa 3. Chikamu 1. Kuvimbika kweSoftware: bhuku rekuverenga. mvumo / Yu. M. Monakhov; Vladim. state univ. β Vladimir: Izvo Vladim. state Yunivhesiti, 2011. - 60 p. β ISBN 978-5-9984-0189-3.
- Martin L. Shooman, "Probabilistic modhi yekufanotaura kwekuvimbika kwesoftware."
- Dhata warehousing zvakakosha kune IT nyanzvi / Paulraj Ponniah.β2nd ed.
Source: www.habr.com