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COMPAS iyo Eexda Algorithms-ka Recidivism
Bulshada
HAGAHA Farsamada
Algorithm-ka XGBoost
XGBoost waa maktabad kor u qaadida gradient-ka taasoo dhista saadaaliye wax lagu daro iyadoo lagu rakibayo geedo cusub si loo hagaajiyo ujeeddada hadda jirta, iyadoo la adeegsanayo habayn iyo farsamooyin nidaamyo loogu talagalay tababbarka la taaban karo.
Boggaan3 daqiiqo akhri
Dulmar
Dabeecaddeedu waxay ku xidhan tahay ujeeddada, xogta, iyo cabbirrada, markaa natiijooyinka xooggan ee jaangooyooyinka jaangooyooyinka maaha dammaanad caalami ah.
quusid qoto dheer
Kobcinta tartiib-tartiibku waxay dhistaa saadaal ahaan wadarta wax ku biirinta ardayda isku xigta. Wareeg kasta, arday cusub ayaa ku habboon inuu hagaajiyo ujeeddada ku salaysan khaladaadka ama jaan-goynta moodalka hadda. XGBoost waxa ay faafisay si hufan, oo joogto ah hirgelinta habkan guud, gaar ahaan kuwa kor u qaada geedaha. Waa maktabad iyo qoyska algorithm halkii hal qaabayn oo go'an. Kordhinta geedka, geedku wuxuu ku daraa hagaajin habaysan saadaasha jirta. Ujeedada waxaa ka mid noqon kara wakhti lumis iyo ganaaxyo ka dhigaya geedaha aadka u adag ama dhibcaha caleemaha waaweyn. Goobaha caadiga ah waxay xakameeyaan qoto-dheeraanta geedka ama tirinta caleenta, cabbirka tallaabada lagu dabaqay geed kasta oo cusub, tirada wareegyada kor u kaca, iyo safka ama muuqaal-samaynta. Goobahani way isdhexgalaan: tillaabooyinka yaryar waxay inta badan u baahan yihiin wareegyo badan, halka kakanaanta geedka weyni ay ku habboonaan karto isdhexgalka laakiin sidoo kale aad u fiican. Socod shaqo oo faa'iido leh waxay ku bilaabataa ujeedo cad iyo naqshad qiimayn. Kala qaybso xogta si aad u muujiso hawlgelinta, gaar ahaan marka safafku wadaagaan dadka, goobaha, ama wakhtiga. Dhagayso adiga oo isticmaalaya xogta xaqiijinta ama xaqiijinta isdhaafsiga ee ixtiraamaysa caqabadahaas, ka dibna qiimee hal mar marka la qabto tijaabada la qabtay. Hubi cabbirada habboon iyo hab-dhaqanka koox-hoosaadka sida uu arjiga u baahan yahay. Ha u malayn in dhibcaha hogaanka sare loo wareejin doono dad kale. Astaamaha injineernimada ee XGBoost waxaa ka mid noqon kara dhismo la hagaajiyay, habaynta xog-ogaalnimo, iyo qaybinta ama fulinta dardargelinta iyadoo ku xidhan xoojiye iyo dhismo. Faahfaahinta waxay ku kala duwan yihiin nooca iyo qaabeynta. Kor-u-qaadayaasha geeduhu waxay inta badan si fiican uga shaqeeyaan soo-gelinta tablaha ah ee kala duwan oo leh is-dhexgalka aan tooska ahayn, laakiin asal ahaan uguma fiicna hawl kasta. Moodooyinka toosan, kaymaha random-ka, CatBoost, LightGBM, shabakadaha neerfaha, iyo saldhigyada domain-gaarka ah ayaa laga yaabaa inay si fiican ugu habboon yihiin caqabado kala duwan. Hayso habaynta sifada iyo heshiisyada qiimaha maqan si waafaqsan tabobarka iyo ka-fiirsashada. Diiwaangeli nooca maktabadda, ujeeddada, cabbirka qiimaynta, iyo cabbirrada. Qaabka la diri karo, sidoo kale cabbir daahida, xusuusta, adkaanta, iyo kharashyada dayactirka halkii aad ka dooran lahayd hal mitir oo tijaabo ah oo keliya.
Saamaynta Istiraatijiyadeed
Qiimaha iyo miisaaniyada
Go'aamada qaab-dhismeedku waxay horseedaan waxqabadka iyo kharashka hawlgalka sannadaha.
Go'aamo cad
Waxbarashada farsamada waxay ka caawisaa kooxaha inay doortaan xidhmo sax ah, ma aha oo kaliya kan ugu cusub.
Xakamaynta tayada
Doorashooyinka injineernimada ee wanaagsan waxay yareeyaan shilalka la isku halleyn karo ee wax soo saarka.
Mustaqbalka XGBoost Algorithm
Kor u qaadista geedku waxay ahaan doontaa ikhtiyaar wax ku ool ah oo loogu talagalay kaydinta xogta habaysan, halka maktabaduhu ay sii wadi doonaan inay soo bandhigaan ujeedooyinka kobcaya, taageerada qalabka, iyo is-dhexgalka. Kooxuhu waxa laga yaabaa in ay si isa soo taraysa u barbar dhigaan saxsanaanta qiimaha qiimaynta, shuruudaha tarjumaada, iyo adkaynta wakhtiga ama kooxaha hoose. Isbarbardhiggaas waa in ay adeegsadaan isla hab-raaca qiimaynta wakiillada oo ay ka warbixiyaan habdhaqanka nooca-gaarka ah. Qalab fiican ayaa fududayn kara hawlgelinta, laakiin ma go'aamin karto in calaamadaha, astaamaha, ama malo-awaalka ay ku habboon yihiin xaaladda go'aanka dhabta ah. Diiwaanada dib loo soo saari karo waxay taageeraan dib u eegista marka moodooyinka dib loo tababaro ama la kala wareejiyo kooxaha dhexdooda.
Dhaqangelinta Adduunka-dhabta ah
Kooxda-khatarta credit-ku waxay isbarbardhigaan XGBoost iyo saldhigga saadka ee caadiga ah iyagoo isticmaalaya tareen taariikhi ah iyo kala qaybsanaan ansax ah.
Falanqeeyuhu wuxuu si wadajir ah u habeeyaa qoto-dheeraanta geedka iyo heerka barashada si wadajir ah xogta ansaxinta isagoo la socda ku-habboonaanta wareegyada kor u kaca.
Xirfadleyaashu waxay adeegsadaan safaf-hoosaadka safafka si uu ugu daro stochasticity, ka dibna cabbiro saamaynta halkii uu ka malayn lahaa inay mar walba hagaajinayso guud ahaan.
Horumariyahu waxa uu eegaa maaraynta qiimaha maqan iyo qaabaynta sifada qaabaynta nooca maktabada ee la rakibay ka hor inta aanu tababarin qaabka wax soo saarka.
Khatarta & Dariiqyada Ilaalada
Hagaajinta hal bartilmaameed waxay qarin kartaa daciifnimada nidaamka ballaaran.
Kaabayaasha dhaqaalaha iyo dayactirka inta badan waa la dhayalsadaa.
Nabadgelyada iyo daldaloolada u fiirsashada ayaa kori kara marka nidaamyadu noqdaan kuwo aad u adag.
Qorshe Hawleedka Dhaqangelinta
Qeex daahida, tayada, iyo bartilmaameedyada qiimaha ka hor inta aan la hirgelin.
Benchmark marka la eego culeyska dhabta ah iyo xaaladaha xogta.
La socodka qalabka khaladaadka, leexashada, iyo saamaynta isticmaalaha.
U diyaari dib-u-noqoshada iyo dariiqyada jawaab-celinta dhacdada ka hor inta aanad miisaan.
Sii wad Sahaminta
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Su'aalaha soo noqnoqda
Waa maxay Algorithm XGBoost?
XGBoost waa maktabad kor u qaadida gradient-ka taasoo dhista saadaaliye wax lagu daro iyadoo lagu rakibayo geedo cusub si loo hagaajiyo ujeeddada hadda jirta, iyadoo la adeegsanayo habayn iyo farsamooyin nidaamyo loogu talagalay tababbarka la taaban karo. Dabeecaddeedu waxay ku xidhan tahay ujeeddada, xogta, iyo cabbirrada, markaa natiijooyinka xooggan ee jaangooyooyinka jaangooyooyinka maaha dammaanad caalami ah.
Sidee buu kor u qaadida gradient guud ahaan u dhistaa saadaaliyeheeda?
Barte kasta oo cusub wuxuu gacan ka gaystaa sixid ku salaysan qaabka iyo ujeedada hadda.
Halbeegkee lammaane ayaa qabanaya is-dhaafsiga u dhexeeya cabbirka cusboonaysiinta wax-ku-darka iyo inta cusbooneysiin ee la sameeyay?
Cabbir yar oo tallaabo ah ayaa laga yaabaa inuu u baahdo wareegyo badan si loo ururiyo cusboonaysiinta la midka ah.
Doorkee ayay ciyaaraan ganaaxyada kakanaanta iyo xaddidaadda geedaha?
Joogteynta iyo xaddidaadaha qaab-dhismeedka ayaa niyad-jebiya geedaha aadka u adag.
Waa maxay sababta joojinta hore ugu baahan tahay qiimaynta u dambaysa ee gaarka ah?
Isticmaalka waxqabadka ansaxinta si aad u doorato barta joogsiga macnaheedu waa qayb ka mid ah xulashada moodeelka.
Sheegashada ku saabsan XGBoost ee xogta shaxda ayaa xaq ah?
Ma jiro algorithm guulaysta guud ahaan, iyo natiijooyinka bar-tilmaameedka lagama yaabo in loo wareejiyo dad kale.
Sii wad waxbarashada
Tilmaamaha la xidhiidha
Tilmaamayaal badan ayaa loo doortay mawduucan