contentanalysis 1.1.0

• New classify_rhetorical_moves() function: classifies rhetorical moves at the sentence level in scientific text, based on Swales’ CARS model and extensions for Literature Review and Discussion/Conclusion sections. Uses a hybrid rule-based approach, optionally enhanced with Google Gemini LLM classification
• analyze_scientific_content() gains rhetorical_moves and rhetorical_model arguments to optionally include rhetorical move classification in the analysis output
• Improved PDF import: better handling of multi-column layouts and automatic removal of running headers and first-page headers/footers
• Improved reference parsing with format-aware detection (parenthetical, bare-year, and numbered styles) and CrossRef enrichment of references extracted from the PDF
• Fixed R CMD check portability NOTE by replacing non-ASCII characters in R/pdf_import.R with Unicode escapes
• Fixed R CMD check NOTE about non-standard top-level files by adding test_rhetorical_moves.R, tasks, and revdep to .Rbuildignore

contentanalysis 1.0.0

• Improved PDF import module to identify
• Improved plot_citation_clusters(): TF-IDF bar chart now uses a 2-column grid layout with color-coded section title annotations
• Fixed R CMD check NOTE about hidden .claude directory by adding it to .Rbuildignore
• Fixed README: cluster plots are now rendered as static PNG images visible on GitHub
• Fixed README: word distribution plot no longer appears twice

contentanalysis 0.2.1

• Improved reference matching by normalizing first author surnames
• Removed old Gemini models 1.5 and 2.0
• Updated documentation to reflect changes in reference matching and model removal

contentanalysis 0.2.0

• Initial CRAN submission.