• DEFAULT : IMP::base
• DEFAULT_CHECK : IMP::base
• KM_HYBRID : IMP::kmeans
• KM_LLOYDS : IMP::kmeans
• KM_LOCAL_EZ_HYBRID : IMP::kmeans
• KM_LOCAL_SWAP : IMP::kmeans
• MEMORY : IMP::base
• NONE : IMP::base
• PROGRESS : IMP::base
• SILENT : IMP::base
• TERSE : IMP::base
• USAGE : IMP::base
• USAGE_AND_INTERNAL : IMP::base
• VERBOSE : IMP::base
• WARNING : IMP::base