Theerrormessageyoureceivedindicatesthatthecoef_12.Ifyouareusingaradial-basiskernel,thenyoucanusedual_coef_andsupport_vectors_insteadofcoef_1. Here’sanexamplecodesnippetthatdemonstrateshowtousethedual_coef_andsupport_vectors_attributesinSVMwitharadial-basiskernel: fromsklearn.svmimportSVC importnump...