85 citations · 149 across the 9 of their papers we have counts for
Showing 2011Show all
3 papers · 1 filter
stat.OT2011
Modern Portfolio Theory using SAS\textregistered OR
Murphy Choy
Investment approaches in financial instruments have been varied and often produce unpredictable results. Many investors in the earlier days of investment banking suffered catastrop…
stat.AP2011★ 3 cited
Identification of Demand through Statistical Distribution Modeling for Improved Demand Forecasting
Murphy Choy, Michelle L. F. Cheong
Demand functions for goods are generally cyclical in nature with characteristics such as trend or stochasticity. Most existing demand forecasting techniques in literature are desig…
stat.AP2011★ 85 cited
A sentiment analysis of Singapore Presidential Election 2011 using Twitter data with census correction
Murphy Choy, Michelle L. F. Cheong, Ma Nang Laik +1
Sentiment analysis is a new area in text analytics where it focuses on the analysis and understanding of the emotions from the text patterns. This new form of analysis has been wid…