Ulfah Mardhiah PhD » R-Ladies complete list Go back to directory. Add to Address Book. Ulfah Mardhiah, PhD Data Analyst WCS Indonesia ProgramScience Unit City Bogor Indonesiahome Biographical Info R-Groups: Co-organizer R-Ladies Bogor Interests: generalized linear models (GLMs), meta-analysis, spatial analysis, principle components analysis (PCA), social network analysis (SNA) Categories: Indonesia, Speaker Updated 4 years ago.