# tall 0.5.1
* Bug Fixes
  - Removed old Gemini models 1.5 and 2.0
  - Fixed issue in api key check
  - Fixed issue in synonims merging 

# tall 0.5.0
* New Features & Modules
  -Supervised Classification
      -New Module: Implemented a full Supervised Classification interface within the "Documents" section.
      - Workflow: Added support for two analysis approaches: DTM (Document-Term Matrix) and Embeddings.
  - Keyness Analysis
      - Two-Corpus Comparison: Added a new approach to compare a target corpus against a reference corpus.
      - Lemma Analysis: Enabled lemma-based analysis for the two-corpus comparison approach.
      - PoS Inheritance: Implemented setting inheritance, allowing Keyness to use the selection made in the "PoS Tag Selection" menu.
      - Visualization: Added the Frequency Context Plot.
  - Multi-Word & Text Processing
      - Methodology: Implemented Morrone's IS index as a new method for automatic Multi-Word creation.
      - Synonyms: Added new functionalities for synonym merging.
      - Normalization: Added a "normalize tokens" option in the PoS tagging menu.
  - Feature Roles: Added a dedicated Feature Roles menu.

* Performance & Code Refactoring
  - C++ Optimization: Rewrote txt_recode and applyRake functions in C++, achieving an approximate 200x speed increase.
  - Modular Architecture: Refactored ui.R and server.R by restructuring menus into modules imported from external files.
  - Pre-Processing: Refactored the layout of the Special Entities menu.

* UI/UX & Visualization Improvements
  - Navigation & Layout
      - Settings Menu: Relocated from the sidebar to the top-right header for better accessibility.
      - Menu Structure: Added labels to separate menu sections; renamed "Custom Term List" to "Custom POS".
      - Aesthetics: Improved the styling of the dropdown options menu (matching Biblioshiny aesthetics).
      - Back to Top: Implemented a "Back to top" scroll button across all pages.
  - Page Layouts: Enhanced layouts for: 
      - Welcome Page
      - Extractive Summarization
      - View Full Document modal
      - Team, Donation, and Credits tabs
      - PoS Tag List (in Selection Menu)

* Visualizations
  - Word Clouds: Implemented a new function to generate word clouds using ggplot2.
  - Correspondence Analysis: Added absolute contribution data to the plot tooltip.
  - Topic Modeling: Improved aesthetics and output for Topic Correlation.
  - Stats Box: Added a corpus size statistics box within the PoS Tag Selection menu.
  - DTformat: Added a parameter to toggle visibility between lemmas and tokens.

* Bug Fixes & Logic Updates
  - Split Logic: Fixed an issue where the split button removed the entire original document instead of just the split segment (corrected doc_id targeting).
  - Statistics: Corrected a calculation error in the Overview statistics.
  - Filters: Synchronized the effect of the Filters menu on the Feature Roles module.
  - Documentation: Added the official bibliographic reference to the CITATION file.


# tall 0.4.0
* Added support to multicolumn pdf
* Added Abstractive summarization
* Improved performance of TALL AI
* Improved performance of Thematic Mapping

# tall 0.3.0
* Added AI assistant called TALL AI

# tall 0.1.2
* Added a new option in Import: Now it is possible to import text file exported from biblioshiny

# tall 0.1.1
* Added new word in context analysis
* Solved a lot of minor issues

# tall 0.1.0

* Initial CRAN submission.
