Data Wrangling yog txheej txheem ntawm kev sib sau, sau, thiab hloov cov ntaub ntawv Raw mus rau lwm hom ntawv kom nkag siab zoo dua, txiav txim siab, nkag mus, thiab tshuaj xyuas tsawg dua. Data Wrangling tseem hu ua Data Munging.
txhais li cas los ntawm cov ntaub ntawv sib cav?
Data wrangling yog txheej txheem ntawm kev ntxuav thiab sib sau cov ntaub ntawv tsis sib haum thiab nyuaj rau kev nkag tau yooj yim thiab tshuaj ntsuam. … Cov txheej txheem no feem ntau suav nrog kev hloov pauv thiab ua cov ntaub ntawv los ntawm ib daim ntawv nyoos mus rau lwm hom kom tso cai rau kev siv yooj yim dua thiab koom nrog cov ntaub ntawv.
Dab tsi yog cov ntaub ntawv sib cav hauv Python piav qhia piv txwv?
Data wrangling yog ib qho tseem ceeb tshaj plaws nyob rau hauv cov ntaub ntawv science workflow. Nws koom nrog kev ua cov ntaub ntawv hauv ntau hom xws li kev sib txuas, sib koom ua ke, sib koom ua ke, thiab lwm yam. rau lub hom phiaj kom tau txais lawv siv nrog lwm cov ntaub ntawv los yog kev tshuaj xyuas.
Kev ua haujlwm ntawm cov ntaub ntawv sib cav yog dab tsi?
Data wrangling, qee zaum hu ua cov ntaub ntawv munging, yog txheej txheem ntawm kev hloov pauv thiab ua cov ntaub ntawv los ntawm ib daim ntawv "raws" cov ntaub ntawv mus rau lwm hom nrog lub hom phiaj ua kom tsim nyog thiab muaj txiaj ntsig rau ntau lub hom phiaj nqes dej xws li kev tshuaj ntsuam.
Dab tsi yog kev sib cav hauv pandas?
Pandas yog qhib lub tsev qiv ntawv, tsim tshwj xeeb rau cov ntaub ntawv tshawb fawb thiab tshuaj xyuas. Nws yog tsim los ntawmlub Numpy (los lis cov ntaub ntawv xov xwm hauv daim ntawv tabular) pob thiab muaj cov ntaub ntawv tsim kho kom yooj yim rau cov txheej txheem ntawm cov ntaub ntawv tswj xyuas, aka cov ntaub ntawv munging / wrangling.
