2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Yog kurtosis yog ntau dua 3, ces cov ntaub ntawv muaj cov tails hnyav dua li ib txwm faib (ntau dua hauv cov tails). Yog tias kurtosis tsawg dua 3, ces cov ntaub ntawv muaj cov tails sib zog dua li ib txwm faib (tsawg dua hauv cov tails). Ceev faj ntawm no.
Tus nqi kurtosis zoo yog dab tsi?
Ib tus qauv ib txwm faib muaj kurtosis ntawm 3 thiab tau lees paub tias yog mesokurtic. Ib qho ntxiv kurtosis (>3) tuaj yeem pom tau tias yog "tswb" nyias nrog lub ncov siab thaum qhov qis kurtosis sib haum mus rau qhov dav ntawm lub ncov thiab "thickening" ntawm cov tails. Kurtosis >3 tau lees paub tias yog leptokurtic thiab <3.
Puas siab kurtosis zoo los phem?
Kurtosis tsuas yog siv tau thaum siv nrog rau tus qauv sib txawv. Nws yog qhov ua tau tias kev nqis peev yuav muaj siab kurtosis (phem), tab sis tag nrho cov qauv sib txawv yog qis (zoo). Hloov pauv, ib tus yuav pom kev nqis peev nrog qis kurtosis (zoo), tab sis tag nrho cov qauv sib txawv yog siab (tsis zoo).
Puas zoo kurtosis zoo?
Thaum kurtosis ntau dhau yog qhov zoo, nws muaj leptokurtic distribution. Cov tails ntawm qhov kev faib tawm no hnyav dua li qhov kev faib tawm ib txwm muaj, qhia tias muaj kev pheej hmoo hnyav. Cov nyiaj rov qab los ntawm kev nqis peev nrog leptocurtic faib lossis qhov zoo tshaj kurtosis yuav muaj txiaj ntsig zoo heev.
Tus kab mob kurtosis zoo txhais li cas?
Rau cov tub ua lag luam, siab kurtosis ntawm kev xa rov qab cuam tshuamtus neeg ua lag luam yuav ntsib qee zaus huab cua xa rov qab (txawm qhov zoo lossis tsis zoo), hnyav dua li ib txwm + lossis - peb tus qauv sib txawv los ntawm qhov txhais tau tias kwv yees los ntawm kev faib tawm ib txwm rov qab.
Pom zoo:
Puas siab dua lossis qis dua snr zoo dua?
Yuav kom ua tiav qhov kev sib txuas txhim khu kev qha, theem teeb liab yuav tsum muaj ntau dua li lub suab nrov. Ib qho SNR ntau dua 40 dB yog suav tias yog qhov zoo tshaj plaws, qhov SNR qis dua 15 dB yuav ua rau qeeb, tsis muaj kev sib txuas.
Qhov twg zoo dua lub borewell lossis qhib qhov zoo?
"Tshwj tsis yog tapping dej los ntawm qhov tawg hauv pob zeb los ntawm borewells, nws yog qhov zoo dua los txhim kho qhib khawb qhov dej hauv thaj av uas muaj dej hauv av ntau dua li hauv pob zeb. Qhov no tau pom los ntawm cov neeg ua liaj ua teb hauv Khammam thiab Chittoor koog tsev kawm ntawv thiab lawv kaw lawv lub qhov dej thaum lawv qhuav thiab mus khawb qhov dej.
Yuav tsum zoo dua los yog zoo dua?
Re: muaj zoo dua thiab yuav tsum zoo Yuav tsum tau zoo dua yog ob qho tib si thiab txhais tau tias tib yam. Muaj qhov zoo dua yog qhov tseem ceeb thiab tawv dua li qhov yuav tsum tau ua, yog li feem ntau cov neeg siv cov qauv lus Askiv yuav tsum.
Qhov xwm txheej twg zoo tshaj qhia txog lub tswvyim ntawm qhov kom zoo dua?
Ib lub Hoobkas hauv Nyab Laj muaj qhov zoo dua vim nws tuaj yeem tsim khau ntawm tus nqi qis dua lwm tus. Qhov zoo tshaj plaws ua rau lub Hoobkas muaj kev sib tw hauv kev ua lag luam ntau dua li nws cov neeg sib tw. Qhov xwm txheej twg zoo tshaj plaws qhia txog lub tswvyim ntawm qhov kom zoo dua lub Hoobkas German tuaj yeem tsim cov tsheb kis las ntau dua li cov chaw tsim khoom txawv teb chaws?
Rau kev nyeem tau zoo dua nws yog qhov zoo dua tias cov ntsiab lus mos txwv yog?
Kua koj cov ntsiab lus mos txwv symmetrical Yog ua tau Lub ntsiab lus, ib kab ib, ob kab ib, thiab lwm yam. Nws yooj yim dua ntawm lub qhov muag thiab yog li yooj yim ntawm tus nyeem. Thaum twg koj yuav tsum siv cov ntsiab lus mos txwv?
