Video: Yuav ua li cas yog ib qho khoom siv nkhaus ua haujlwm?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Muab khoom nkhaus , hauv kev lag luam, cov duab sawv cev ntawm kev sib raug zoo ntawm cov khoom lag luam thiab qhov ntau ntawm cov khoom uas tus neeg muag khoom txaus siab thiab muaj peev xwm ua tau muab . Cov khoom lag luam tus nqi yog ntsuas ntawm qhov axis ntsug ntawm daim duab thiab ntau npaum li cas ntawm cov khoom muab rau ntawm kab rov tav axis.
Ua raws li qhov no hauv kev txiav txim siab, dab tsi yog qhov khoom siv nkhaus nrog piv txwv?
Khoom siv Curve yog ib daim duab sawv cev ntawm kev sib raug zoo ntawm tus nqi ntawm cov khoom lossis kev pabcuam, thiab nws qhov ntau uas cov neeg tsim khoom txaus siab thiab muaj peev xwm ua tau. muab ntawm tus nqi muab nyob rau hauv ib lub sijhawm tshwj xeeb muab lwm yam xws li tus naj npawb ntawm cov neeg xa khoom, tus nqi peev txheej, thev naus laus zis thiab lwm yam.
Ib sab saum toj, dab tsi yog qhov zoo ntawm cov khoom siv nkhaus? Cov puab ntawm kev ua lag luam khoom nkhaus Txoj cai ntawm muab dictates tias tag nrho lwm yam tseem tshuav sib npaug, nce tus nqi ntawm qhov zoo hauv nqe lus nug ua rau muaj qhov nce ntxiv. Hauv lwm lo lus, lub khoom nkhaus txoj kev nqes hav.
Kuj Paub, yuav ua li cas cov khoom nkhaus qhia txog txoj cai ntawm kev muab khoom?
A khoom nkhaus rau roj av The khoom nkhaus yog tsim los ntawm graphing cov ntsiab lus los ntawm cov muab teem caij thiab ces txuas lawv. Upward txoj kab nqes ntawm lub khoom nkhaus qhia txog qhov txoj cai ntawm kev muab khoom - tias tus nqi siab dua ua rau muaj ntau dua, thiab rov ua dua.
Dab tsi ua rau kev hloov pauv hloov khoom siv?
Nws tas li nce lossis txo. Thaum twg muaj kev hloov hauv muab tshwm sim, cov muab kev nkhaus hloov sab laug los yog txoj cai. Muaj ntau yam uas ua rau muaj ib ua haujlwm hauv khoom nkhaus : tus nqi nkag, tus naj npawb ntawm cov neeg muag khoom, thev naus laus zis, yam ntuj tso thiab kev sib raug zoo, thiab kev cia siab.
Pom zoo:
Lub algorithm twg yog siv los nrhiav kev sib koom ua ke ntawm cov khoom uas tus neeg siv khoom tuaj yeem yuav ntawm lub khw muag khoom?
Association Rule Mining Txoj hauv kev zoo tshaj plaws los nrhiav cov qauv no yog Kev Tshawb Fawb Kev Lag Luam Kev Lag Luam, uas yog cov txheej txheem tseem ceeb siv los ntawm cov khw muag khoom loj xws li Amazon, Flipkart, thiab lwm yam los txheeb xyuas cov neeg yuav khoom los ntawm kev nrhiav kev sib koom ua ke ntawm cov khoom sib txawv uas cov neeg siv khoom tso rau hauv lawv "kev yuav khoom. pob tawb”
Vim li cas tus nqi marginal nkhaus cov khoom nkhaus hauv kev sib tw zoo meej?
Lub marginal nqi nkhaus yog ib qho khoom siv nkhaus nkaus xwb vim tias kev sib tw zoo kawg nkaus sib npaug tus nqi nrog tus nqi marginal. Qhov no tshwm sim tsuas yog vim tus nqi sib npaug ntawm cov nyiaj tau los marginal rau lub tuam txhab kev sib tw zoo kawg nkaus
Qhov twg yog ib qho piv txwv ntawm cov neeg siv khoom thawj qib lossis thawj tus neeg siv khoom?
Cov neeg siv khoom tseem ceeb cuam tshuam nrog cov neeg tsim khoom thiab cov neeg siv khoom thib ob. Lawv tuaj yeem cuam tshuam nrog cov decomposers, txawm tias feem ntau lawv yuav cuam tshuam nrog cov neeg tsim khoom / cov neeg siv khoom thib ob. Kab laum paj rwb, nas teb, kab nyom, thiab tus ntoo ntsaum yog tag nrho cov piv txwv ntawm cov neeg siv khoom thawj qib
Yuav ua li cas economists kwv yees los ntawm kev tsim ib qho kev thov nkhaus thaum twg qhov kev thov nkhaus yuav pab tau?
Raws li tus nqi ntawm qhov zoo lossis kev pabcuam txo qis tib neeg feem ntau xav yuav ntau ntawm nws thiab rov ua dua. Vim li cas aneconomist tsim kev lag luam xav tau nkhaus? Ua piv txwv yuav ua li cas tib neeg yuav hloov lawv cov kev yuav khoom thaum tus nqi hloov. Daim ntawv cog lus ntawm tus nqi thiab cov khoom lag luam
Dab tsi yog cov khoom siv ncaj qha kev ua haujlwm thiab kev tsim khoom siv nyiaj siv ua haujlwm?
Hauv cov tuam txhab tsim khoom, cov khoom siv nyiaj siv ua haujlwm suav nrog tag nrho cov nqi tsim khoom tshwj tsis yog cov suav nrog cov khoom siv ncaj qha thiab kev ua haujlwm ncaj qha. Cov nqi tsim khoom siv nyiaj siv ua haujlwm yog cov nqi tsim khoom uas yuav tsum tau tshwm sim tab sis tsis tuaj yeem lossis tsis tuaj yeem taug qab ncaj qha rau cov khoom tshwj xeeb tsim