Later, in 2004, the group collected a Blog Authorship Corpus (BAC; (Schler et al.
For our experiment, we selected 600 authors for whom we were able to determine with a high degree of certainty a) that they were human individuals and b) what gender they were.
We then experimented with several author profiling techniques, namely Support Vector Regression (as provided by LIBSVM; (Chang and Lin 2011)), Linguistic Profiling (LP; (van Halteren 2004)), and Ti MBL (Daelemans et al.
With only token unigrams, the recognition accuracy was 80.5%, while using all features together increased this only slightly to 80.6%. (2014) examined about 9 million tweets by 14,000 Twitter users tweeting in American English.
They used lexical features, and present a very good breakdown of various word types.
In this paper we restrict ourselves to gender recognition, and it is also this aspect we will discuss further in this section.