For the Reuter_50_50 dataset, fit the LDA model using the
lda.collapsed.gibbs.sampler
function in the lda package and compare performance with that of the topicmodels package. Note that you need to convert the document-term matrix to lda format using thedtm2ldaformat( )
function in the topicmodels package in order to use the lda package.
Argentina
Australia
Austria
Belgium
Brazil
Bulgaria
Canada
Chile
Colombia
Cyprus
Czechia
Denmark
Ecuador
Egypt
Estonia
Finland
France
Germany
Great Britain
Greece
Hungary
India
Indonesia
Ireland
Italy
Japan
Latvia
Lithuania
Luxembourg
Malaysia
Malta
Mexico
Netherlands
New Zealand
Norway
Philippines
Poland
Portugal
Romania
Russia
Singapore
Slovakia
Slovenia
South Africa
South Korea
Spain
Sweden
Switzerland
Taiwan
Thailand
Turkey
Ukraine
United States