== stylo news =============
===========================



== version 0.6.4, 2016/09/08
 * citation hint updated; to see the changes type: citation("stylo")
 * the impostors method almost implemented, see help(perform.impostors)
 * confusion table for supervised classification via classify()
 * a separate funtion for cross-validation, see help(crossv)
 * a significant change in SVM wrapper: the procedure automatically
   gets rid of the variables with all 0s in the training set
 * the file inst/CITATION updated to meet recent CRAN requirements
 * man files for perform.delta, perform.svm etc. updated: new executable
   examples added, so that one can perform a supervised test without any corpus
 * perform.knn(), perform.svm() etc. improved, in order to handle custom
   vectors of classes provided by a user
 * a reacher output of the oppose() function


== version 0.6.3, 2015/12/20
 * significant performance improvement in make.table.of.frequencies()
 * PCA values (rotation, explained variance, etc.) saved in final results

== version 0.6.2, 2015/11/11
 * the package 'stringi' involved to optimize n-gram computing
 * three datasets added to the package
   - data(novels), a collection of 9 novels by
     the Bronte sisters and Jane Austen (full text)
   - data(galbraith), a table of frequencies of 26
     novels by 5 authors, including Galbraith's "Cacoo's Calling"
   - data(lee), a table of frequencies of 28 American
     novels by 8 authors, including the new novel by Harper Lee
 * new version of make.table.of.frequencies(),
   which speeds up the tasks radically
 * delete.markup(), delete.stop.words(), make.samples(),
   make.frequency.list(), txt.to.features(), txt.to.words.ext()
   remodelled so that can be applied to single texts and/or to corpora
 * countless improvements in most of the functions

== version 0.6.1, 2015/09/27
 * UTF-8 issue in txt.to.words.ext() fixed, according to the CRAN's request

== version 0.6.0, 2015/08/17
 * support for Georgian
 * plot size in rolling.classify() improved
 * distance measure engine thoroughly restructured
 * custom distance measures allowed
 * cosine distance introduced
 * new functions: dist.cosine(), dist.delta(), dist.argamon(),
                  dist.eder(), dist.simple()
 * extracting POS tags via the function parse.pos.tags()

== version 0.5.9-3, 2015/07/2
 * support for Coptic
 * customizable graphs size in rolling.classify()
 * custom graph filename
 * integration with CLARIN-PL stylometric infrastructure

== version 0.5.9, 2015/01/30
 * non-ASCII chars in the source code neutralized
   (required by CRAN)
 * random sampling substantially improved

== version 0.5.8-3, 2014/10/26
 * bug fixes: options for assign.plot.colors()

== version 0.5.8-2, 2014/10/19
 * bug fixes: 'start.at' parameter in stylo()

== version 0.5.8-1, 2014/09/23
 * bug fixes (mostly: colors on dendrograms)

== version 0.5.8, 2014/09/3
 * new sequential methods available: rolling SVM,
   rolling NSC, and rolling Delta
 * bug in load.corpus.and.parse() fixed
 * bug in rolling.delta() fixed
 * network related bug in stylo() neutralized
 * classification procedures as separate functions:
   perform.delta(), perform.svm(), perform.knn(),
   perform.naivebayes(), perform.nsc()
 * classification output enhanced
 * doc files for new functions added

== version 0.5.7, 2014/08/13
 * culling implemented as a separate function
 * custom stop words deletion: delete.stop.words()
 * a thoroughly re-written oppose() to use
   the same tokenizing, corpus loading, 
   sampling etc. functions as stylo() and classify()
 * zeta.chisquare(), zeta.craig(), and zeta.eder()
   derrived as separate functions
 * gui.oppose() derrived as a separate function
 * distinctive words visualization in oppose() improved
 * draw.polygons derrived as a separate function
   (hidden to the end user, though)
 * cross-validation in classify() improved
 * fixed bug in cross-validation for naivebayes
 * a very unpleasant bug in oppose() fixed: 
   the preferred and avoided words were calculated
   using the I set only
 * help files significatnly improved

== version 0.5.6, 2014/04/20
 * support for Unicode on Windows
 * support for a few non Latin scripts
 * experimental support for CJK (Chinese-Japanese-Korean)
 * the function txt.to.words() remodelled
 * loading corpus files improved
 * printing variables on screen improved
 * better class inheritance
 * an issue with hclust and "ward", "ward.D" fixed
 * man files extended and updated

== version 0.5.5, 2014/04/03
 * cross-validation in classify()
 * lots of bugs fixed

== version 0.5.4, 2014/02/25
 * tSNE implemented
 * preserve.case option
 * more flexible function for splitting input text

== version 0.5.3, 2014/01/2
 * custom regular expressions to tokenize input texts
 * support for external corpora or frequencies
 * support for external set of features (e.g. frequent words)
 * class "stylo.results" for formatting final results
 * class "stylo.corpus" for formatting loaded corpora
 * class "stylo.data" for formatting tables and vectors
 * PCA coordinates piped to final results
 * optional choice between relative/raw frequencies
 * xml support improved (bug fixed)
 * codepage bug in oppose() fixed

== version 0.5.2, 2013/09/07
 * CRAN-related issue with .Rbuildignore fixed
 * network analysis support significantly improved
 * improvements in man pages

== version 0.5.1, 2013/08/07
 * bug fixes, minor improvements
 * different options for k-NN and SVM
 * submitted to CRAN for the first time (!)

== version 0.5.0-58, 2013/08/06
 * batch mode improved
 * several clustering algorithms available

== version 0.5.0-50, 2013/07/24
 * man pages revised and improved

== version 0.5.0-49, 2013/07/18
 * poster presentation at DH2013 (Lincoln, NE)
 * minor improvements

== version 0.5.0-48, 2013/06/26
 * namespace issues solved
 * documentation corrected (typos)

== version 0.5.0-45, 2013/06/12
 * arguments can be passed from command-line
 * man pages cleaned and extended
 * global variables abandoned
 * innumerable minor improvements

== version 0.5.0-43, 2013/04/31
 * thousands of changes and improvements
 * documentation improved and augmented
 * stylo R package (un)officially released

== version 0.5.0-30, 2013/04/26
 * changes in names of some functions
 * code cleaning, improvements, improvements, ...

== version 0.5.0-23, 2013/05/24
 * first prototype of a working R package

== version 0.5.0-1, 2013/04/03
 * first attempt to port the stylo script into R package

== version 0.4.9-2, 3013/05/27
 * code OS-independent
 * minor cleaning

== version 0.4.9-1, 2013/04/02
 * experimental support for network analysis (output to Gephi)
 * bugs fixed

== version 0.4.9, 2013/03/06  
 * added option to dump samples for closer post-analysis inspection

== version 0.4.8, 2012/12/29
 * customizable plot area, font size, etc.
 * thoroughly rewritten code for margins assignment
 * scatterplots represented either by points, or by labels, or by both
   (customizable label offset)
 * saving the words (features) actually used
 * saving the table of actually used frequencies

== version 0.4.7, 2012/11/25 
 * new output/input extensions: optional custom list of files 
   to be analyzed, saving distance table(s) to external files
 * support for TXM Textometrie Project
 * color cluster analysis graphs (at last!)

== version 0.4.6, 2012/09/09
 * code revised, cleaned, bugs fixed

== version 0.4.5-4, 2012/09/03
 * added 2 new PCA visualization flavors

== version 0.4.5-3, 2012/08/31
 * new GUI written

== version 0.4.5-2, 2012/08/27
 * added functionality for normal sampling

== version 0.4.5-1, 2012/08/22
 * support for Dutch added
 * {Mike Kestemont joins!}

== version 0.4.5, 2012/07/07
 * option for choosing corpus files
 * code cleaned; bugs fixed

== version 0.4.4, 2012/05/31
 * the core code rewritten
 * I/II set division abandoned
 * GUI remodeled
 * GUI tooltips added
 * different input formats supported (xml etc.)
 * config options loaded from external file
 * the code forked into (1) the Stylo script, supporting explanatory 
   analyses (MDS, Cons. Trees, ...), (2) the Classify script for 
   machine-learning methods (Delta, SVM, NSC, Bayes)

== version 0.4.3, 2012/04/28
 * feature selection (word and character n-grams)

== version 0.4.2, 2012/02/10
 * three ways of splitting words in English
 * bugs fixed
 * GUI code rearranged and simplified

== version 0.4.1, 2011/06/27
 * better output
 * better text files uploading
 * new options for culling and ranking of candidates

== version 0.4.0, 2011/06/20
 * the official world-premiere, at DH2011 (Stanford, CA)

== version 0.3.9b, 2011/06/1
 * the code simplified; minor cleaning

== version 0.3.9, 2011/05/21
 * uploading wordlist from external source
 * thousands of improvements
 * the code simplified

== version 0.3.8, 2010/11/01
 * skip top frequency words option added

== version 0.3.7, 2010/11/01
 * better graphs
 * attempt at better graph layout

== version 0.3.6, 2010/07/31
 * more graphic options
 * dozens of improvements

== version 0.3.5, 2010/07/19
 * module for color graphs
 * module for PCA

== version 0.3.4, 2010/07/12
 * module for uploading corpus files improved

== version 0.3.3, 2010/06/03
 * the core code simplified and improved (faster!)

== version 0.3.2, 2010/05/10
 * reordered GUI
 * minor cleaning

== version 0.3.1, 2010/05/10
 * the z-scores module improved

== version 0.3.0, 2009/12/26
 * better counter of "good guesses"
 * option for randomly generated samples
 * minor improvements

== version 0.2.99, 2009/12/25
 * platform-independent outputfile saving

== version 0.2.98, 2009/12/24
 * GUI thoroughly integrated with initial variables

== version 0.2.10, 2009/11/28
 * corrected MFW display in graph
 * more analysis description in outputfile

== version 0.2.9, 2009/11/22
 * auto graphs for MSD and CA

== version 0.2.8a, 2009/11/21
 * remodeled GUI

== version 0.2.8, 2009/11/20
 * GUI: radiobuttons, checkbuttons

== version 0.2.7, 2009/11/19
 * language-determined pronoun selection

== version 0.2.6, 2009/11/18
 * dialog box (GUI)
 * {Jan Rybicki joins!}

== version 0.2.5, 2009/11/16
 * module for different distance measures
 * thousands of improvements (I/O, interface, etc.)

== version 0.2.2, 2009/10/25
 * numerous little improvements
 * deleting pronouns

== version 0.2.1, 2009/08/23
 * module for culling
 * module for bootstrapping

== version 0.2.0, 2009/08/23
 * module for uploading plain text files
   
== version 0.1.9, 2009/08/1 
 * innumerable improvements
 * the code simplified
 * {this version was completed on a train 
   from Leipzig to Krakow (a looong trip...),
   after a very successful R course 
   taught by Stefen Gries at ESU "C&T",
   Leipzig, Germany (26-31/08/2009)}
 
== 0.1.4, 2009/07/19
 * loop for different MFW settings

== version 0.0.1, 2009/07/01
 * some bash and awk scripts translated into R


