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I-UAV Multispectral Remote Sensing yokuqapha ukukhula kukakotini

Ukotini njengesitshalo esibalulekile semboni yendwangu kanye nemboni yendwangu kakotini, ngokwanda kwezindawo ezinabantu abaningi, ukotini, okusanhlamvu nezitshalo zembewu inkinga yokuncintisana komhlaba iya ngokuya iba mbi kakhulu, ukusetshenziswa kukakotini nokutshala okusanhlamvu kunganciphisa ngempumelelo ukungqubuzana phakathi kokutshalwa kwezitshalo zikakotini nokusanhlamvu, okungathuthukisa ukukhiqiza kwezitshalo kanye nokuvikelwa kokuhlukahluka kwemvelo. Ngakho-ke, kubaluleke kakhulu ukuqapha ngokushesha nangokunembile ukukhula kukakotini ngaphansi kwemodi ye-intercropping.

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Izithombe eziningi zikakotini ezibukekayo nezibonakalayo ezigabeni ezintathu zokuzala zatholwa yizinzwa ze-UAV-mounted multi-spectral kanye ne-RGB, izici zazo ezibukwayo nezithombe zakhishwa, futhi zahlanganiswa nokuphakama kwezitshalo zikakotini emhlabathini, i-SPAD kakotini yalinganiselwa ngokufunda okudidiyelwe kokuhlehla kokuvota (VRE) futhi kuqhathaniswa namamodeli amathathu, okungukuthi, i-Random Forest Regression Regression (RGG) Ukwehla komshini (SVR). . Sihlole ukunemba kwesilinganiso samamodeli ahlukene wokulinganisa kokuqukethwe kwe-chlorophyll ehlobene yakokotini, futhi sahlaziya imiphumela yezilinganiso ezihlukene zokutshala phakathi kukakotini nobhontshisi wesoya ekukhuleni kukakotini, ukuze sinikeze isisekelo sokukhethwa kwesilinganiso sokutshalwa kwezitshalo phakathi kukakotini nobhontshisi wesoya kanye nesilinganiso sokunemba okuphezulu sikakotini we-SPAD.

Uma kuqhathaniswa namamodeli e-RFR, GBR, kanye ne-SVR, imodeli ye-VRE ibonise imiphumela engcono kakhulu yokulinganisa ekulinganiseni i-SPAD kakotini. Ngokusekelwe kumodeli yokulinganisa ye-VRE, imodeli enezici zesithombe esibonakala ngezinto eziningi, izici zesithombe ezibonakalayo, kanye nokuhlanganiswa kobude besitshalo njengoba okokufaka kube nokunemba okuphezulu kakhulu ngesethi yokuhlola engu-R2, i-RMSE, ne-RPD engu-0.916, 1.481, ne-3.53, ngokulandelana.

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Kwaboniswa ukuthi ukuhlanganiswa kwedatha yemithombo eminingi kuhlanganiswe ne-algorithm yokuhlanganiswa kokuhlehla kokuvota kunikeza indlela entsha nephumelelayo yokulinganisa kwe-SPAD kukotini.


Isikhathi sokuthumela: Dec-03-2024

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