Apriningsih, Laily Hanifah, Nanang Nasrulloh
Exclusive breastfeeding practice during COVID-19 pandemic in West Java Indonesia: A cross-sectional study
PloS one
increasing availability digitized text presents enormous opportunities social scientists yet hand coding many blogs speeches government records newspapers sources unstructured text infeasible although computer scientists methods automated content analysis optimized classify individual documents whereas social scientists instead want generalizations population documents proportion given category unfortunately even method high percent individual documents correctly classified hugely biased estimating category proportions directly optimizing social science goal develop method gives approximately unbiased estimates category proportions even optimal classifier performs poorly illustrate diverse data sets including daily expressed opinions thousands people us presidency also make available software implements methods large corpora text analysis