1. A method, comprising: receiving a document; conducting a stopwords analysis of stopwords in the document, wherein conducting the stopwords analysis includes conducting stopwords analysis of introductory level stopwords suggesting introductory content and advanced level stopwords suggesting advanced content; conducting a reading level analysis of the document; conducting a feature analysis of the document; generating a stopwords score based on the stopwords analysis; and generating a document familiarity level based on the stopwords score, the reading level analysis, and the feature analysis, wherein generating the document familiarity level includes implementing a familiarity level classification function that incorporates weighting coefficients for each of the stopwords analysis, reading level analysis and the feature analysis.