Man pages matching name algorithm::svm::dataset in section 3pm:

Algorithm::SVM::DataSet.3pm.en	debian 10 / libalgorithm-svm-perl
Algorithm::SVM::DataSet.3pm.en	debian 11 / libalgorithm-svm-perl
Algorithm::SVM::DataSet.3pm.en	debian 12 / libalgorithm-svm-perl