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Questions related from Yaakov HaCohen-Kerner
1) Could you recommend on a similarity function between two vectors that is better than the well-known cosine distance function? 2) Please give also references to papers that confirm your...
15 March 2017 3,316 6 View
We're going to to perform some tasks concerning sentiment classification of tweets. Which lexicons, dictionaries, and other types of corpora do you think should be taken into account? Could you...
29 November 2015 9,704 6 View
We're going to to perform some tasks concerning sentiment classification of tweets?Which features do you think should be taken into account?
29 November 2015 3,099 11 View
Concerning text classification, what are the the baseline results to compare with our best result(s) achieved by the best combination of features sets and/or single features? I though about...
04 February 2015 1,822 9 View
Dear Colleagues, I have a few basic questions concerning audio/speech/voice features and their extraction. I will be grateful if you can send me detailed answers plus references to the most...
21 November 2014 4,672 11 View
Assuming we have a corpus with unlabeled documents and we have useda certain unsupervised ML method and we get some clusters.How can we measure the quality of the built clusters?Please remember,...
15 September 2014 3,729 6 View
When we do text classification using ML methods such as SMO in WEKA for unbalanced classes, e.g., if we have a table with a 95% value of 0 in the output column, then SMO always chooses 0 and...
15 April 2014 1,338 2 View
