Early Warning from Car Warranty Data using a Fuzzy Logic Technique. - Mark Last; Yael Mendelson; Sugato Chakrabarty; Karishma Batra (Scalable Fuzzy Algorithms for Data Management and Analysis, 2009)

On evaluation of customer dissatisfaction index based on sentiment analysis: a statistical approach. - Sugato Chakrabarty; Sabyasachi Bhattacharya; Karishma Batra (Int. J. Data Anal. Tech. Strateg., 2013)