Incamake
Uburyo bwa Ensemble buhuza moderi nyinshi zoroshye kuburyo itsinda ritanga ubuhanuzi bwiza kuruta icyitegererezo kimwe. Kuzamura buhoro buhoro nimbaraga zikomeye muribi - yubaka ibiti icyarimwe, buri kimwe gikosora amakosa yanyuma, kandi kiganje kwisi-nyigisho yimashini.
Ensemble Methods na Gradient Boosting yicaye mubikoresho bya AI. Iyo ubisobanukiwe, izindi ngingo za AI zoroha gusuzuma no kugereranya.
Kwibira cyane
Ensemble iruhukira kubitekerezo byoroshye: abiga benshi bafite intege nke, bahujwe, barashobora gukora igitekerezo gikomeye. Imiryango ibiri irayobora. Gupakira (urugero, Amashyamba asanzwe) atoza ibiti byinshi muburyo bubangikanye kandi bigereranijwe, bigabanya cyane cyane itandukaniro. Gutezimbere imyitozo ikurikirana, buriwese yibanda kumakosa yabanjirije ayakozwe, bigabanya cyane kubogama. Gradient kuzamura ama frame buri giti gishya nkintambwe ihuye na gradient mbi - amakosa asigaye - yimikorere yo gutakaza kugeza ubu. Amasomero nka XGBoost, LightGBM, na CatBoost yongeramo ibisanzwe, kugabana ubwenge, hamwe nubuhanga bwihuse. Ku miterere / imbonerahamwe yamakuru - gutahura uburiganya, ibiciro, urutonde - ubu buryo busanzwe butsinda imyigire yimbitse kandi bugatsinda amarushanwa menshi ya Kaggle.
Ubushishozi
Mu kuzamura gahoro gahoro, utangirana nubuhanuzi buteye isoni hanyuma ukongeraho inshuro nyinshi igiti gito gihuye nibisigara - igipimo cyigihombo kubijyanye nubuhanuzi bwa none. Umusanzu wa buri giti wagabanijwe nigipimo cyo kwiga (shrinkage), kuburyo icyitegererezo gitera imbere muntambwe nto. Kuberako amakosa yiyongereye niba urenze, usanzwe (imipaka yuburebure bwibiti, kugabanya umurongo nibiranga, ibihano L1 / L2 kuburemere bwibabi) nibyingenzi kugirango itsinda ridafata mu mutwe urusaku.
Mastering Ensemble Methods hamwe na Gradient Boosting
Uburyo bwa Ensemble buhuza moderi nyinshi zoroshye kuburyo itsinda ritanga ubuhanuzi bwiza kuruta icyitegererezo kimwe. Kuzamura buhoro buhoro nimbaraga zikomeye muribi - yubaka ibiti icyarimwe, buri kimwe gikosora amakosa yanyuma, kandi kiganje kwisi-nyigisho yimashini. Ensemble Methods na Gradient Boosting yicaye mubikoresho bya AI. Iyo ubisobanukiwe, izindi ngingo za AI zoroha gusuzuma no kugereranya. Kugirango wubake byimbitse, fata uburyo bwa Ensemble Methods na Gradient Boosting nkicyitegererezo gikora, ntabwo ari ikintu kimwe: gusobanura ibyagezweho, gusobanura ibitekerezo, no gutandukanya ibyo sisitemu ishobora gukora byizewe nibisaba guca imanza zinzobere.
Mu myitozo, amakipe akomeye akoresha Ensemble Methods na Gradient Boosting yubaka icyitegererezo gikomeye cyambere, hanyuma ushushanye izo moderi kubibuza umusaruro. Bandika ibipimo ngenderwaho byerekana intsinzi, bagerageza kurwanya amakuru afatika hamwe nakazi keza, kandi bagasubiramo bashingiye kubikorwa byagaragaye ko batsinzwe aho gutsinda inshuro imwe. Aha niho imyumvire yubumenyi ihinduka mubushobozi burambye kubicuruzwa, politiki, nibikorwa.
Iragufasha gutandukanya ibyifuzo bya tekiniki bisobanutse nururimi rwo kwamamaza. Igihe kimwe, Amakipe atandukanye arashobora gukoresha ijambo rimwe muburyo butandukanye, sobanura intera hakiri kare. Uburyo bukomeye cyane ni uguhuza umuvuduko wikigereranyo hamwe na disipuline yimiyoborere: kuyobora abaderevu, gufata ibimenyetso, gutangaza ibyemezo byicyemezo, no gukomeza kuvugurura uburyo bwo kwirinda nkimyitwarire yicyitegererezo, ibyo abakoresha bategereje, nibisabwa n'amategeko bigenda bihinduka.
Ingaruka z'Ingamba
Iragufasha gutandukanya ibyifuzo bya tekiniki bisobanutse nururimi rwo kwamamaza.
Iragufasha gutandukanya ibyifuzo bya tekiniki bisobanutse nururimi rwo kwamamaza. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Urashobora kubaza ibibazo byiza byo gushyira mubikorwa mbere yo gukoresha amafaranga cyangwa igihe.
Urashobora kubaza ibibazo byiza byo gushyira mubikorwa mbere yo gukoresha amafaranga cyangwa igihe. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Amakipe afite imyumvire isangiwe akora ibicuruzwa byiza, politiki, nibyemezo byo kwiga.
Amakipe afite imyumvire isangiwe akora ibicuruzwa byiza, politiki, nibyemezo byo kwiga. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Gushyira mu bikorwa Isi
Amabanki hamwe nabatunganya ubwishyu bakoresheje XGBoost kugirango bamenyekanishe ibikorwa byuburiganya bivuye kumiterere nkumubare, ahantu, nigihe.
Shakisha moteri hamwe nububiko bwa interineti urutonde rwibisubizo hamwe na moderi-yongerewe imbaraga 'kwiga-kurwego'.
Ubwishingizi nogutanga ibigo byerekana ingaruka no gushyiraho ibiciro uhereye kumibare yabakiriya.
Abanywanyi ba Kaggle batsinze amarushanwa ya tabula-data mukusanya moderi ya LightGBM na CatBoost hamwe.
Uburyo bwo Gushyira mu bikorwa
Gukusanya Uburyo hamwe na Gradient Boosting mubikorwa
Amabanki hamwe nabatunganya ubwishyu bakoresheje XGBoost kugirango bamenyekanishe ibikorwa byuburiganya bivuye kumiterere nkumubare, ahantu, nigihe.
Amabanki hamwe nabatunganya ubwishyu bakoresheje XGBoost kugirango bamenyekanishe ibicuruzwa byuburiganya bivuye mumiterere yimbonerahamwe nkamafaranga, aho biherereye, nigihe cyagenwe Amakipe akunze kubona umusaruro ushimishije mugihe asobanura ibipimo byujuje ubuziranenge imbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro hamwe nibiciro byamakosa mugihe runaka.
Gukusanya Uburyo hamwe na Gradient Boosting mubikorwa
Shakisha moteri hamwe nububiko bwa interineti urutonde rwibisubizo hamwe na moderi-yongerewe imbaraga 'kwiga-kurwego'.
Imashini zishakisha hamwe nububiko bwa interineti byerekana ibisubizo hamwe na moderi-yongerewe imbaraga 'yiga-ku-rutonde' Amakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo ngenderwaho byimbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro nibiciro byamakosa mugihe runaka.
Gukusanya Uburyo hamwe na Gradient Boosting mubikorwa
Ubwishingizi nogutanga ibigo byerekana ingaruka no gushyiraho ibiciro uhereye kumibare yabakiriya.
Ibigo byubwishingizi nogutanga inguzanyo byerekana ingaruka no gushyiraho ibiciro uhereye kumibare yabakiriya yubatswe Amakipe ubusanzwe abona umusaruro ushimishije mugihe asobanuye ibipimo ngenderwaho byimbere, agakomeza inzira yo kuzamura abantu kubibazo byimanza, kandi akurikirana inyungu zibyara umusaruro nibiciro byigihe.
Gukusanya Uburyo hamwe na Gradient Boosting mubikorwa
Abanywanyi ba Kaggle batsinze amarushanwa ya tabula-data mukusanya moderi ya LightGBM na CatBoost hamwe.
Abanywanyi ba Kaggle batsinze amarushanwa ya tabula-data bakoresheje moderi ya LightGBM na CatBoost hamwe Amakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo byujuje ubuziranenge imbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro hamwe nibiciro byamakosa mugihe runaka.
Ingaruka & Kurinda
Amakipe atandukanye arashobora gukoresha ijambo rimwe muburyo butandukanye, sobanura intera hakiri kare.
Ibipimo birashobora kugaragara bikomeye mugihe imikorere-yisi-itaringaniye.
Kwirengagiza ubuziranenge bwamakuru na gahunda yo gusuzuma akenshi bitanga ibisubizo byoroshye.
Igishushanyo mbonera
Tangira nururimi rusobanutse rwibisubizo ukeneye.
Tangira nururimi rusobanutse rwibisubizo ukeneye. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Toranya intsinzi imwe hamwe nuburyo bumwe bwo gutsindwa mbere yo kwipimisha.
Toranya intsinzi imwe hamwe nuburyo bumwe bwo gutsindwa mbere yo kwipimisha. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Koresha umuderevu muto hamwe namakuru ahagarariye, ntabwo ari demo yashizweho.
Koresha umuderevu muto hamwe namakuru ahagarariye, ntabwo ari demo yashizweho. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Inyandiko aho Ensemble Methods na Gradient Boosting ifasha kandi nuburyo bworoshye bworoshye.
Inyandiko aho Ensemble Methods na Gradient Boosting ifasha kandi nuburyo bworoshye bworoshye. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.