University Politehnica Bucharest

cscl nlp natural language processing lexical chains chat sentiment analysis time series polyphony theory elections time series analysis semantic similarity creativity text mining malapropism cohesión clustering important moments tagging twitter heuristic testing products evaluation based on social media polarity text segmentation chat conversations hash tags topics metaphor detection figurative language sentiments analysis similarity measures concreteness measures supervised learning metrics for creativity detection linguistics learning analytics participant assessment satire paronyms dictionary search engine filters chunking text recovery ocr probabilistic parsing n-grams pos tagging viterbi algorithm romanian word sense disambiguation rhythmicity polyphony chat analysis repetition involvement computer-supported collaborative learning dialogism poliphony theory bahtin data visualization pivotal moments discourse analysis participants analysis stem gender differences car reselling price prediction time stamping peak detection google corpus opinion mining politics machine learning cyclicity detection dynamic time warping autocorrelation google books n-grams corpus wordnet digital transformation business process digitalization digital information services pollution events chats chat tempo topics interaction sales prediction auto-regression moving-average differencing lags arima fbprophet semantic spaces discourse coherence parsing topic modelling lda micro-blogging country comparison text complexity automatic grading pca archaisms neologisms open data urban planning spatial data mining location prediction concept tracing heuristic search bio-medicine recommender system user psychological profile filtering optical character recognition hearthstone game cards logger image recognition histogram key point matching multiple linear regression random forest feature selection ocr post-processing