Figure 9

Comparison between feature time series of misclassified and correctly classified trends. Time series of the top five features (columns) for promoted (top) and organic (bottom) trends in the \(D=40\) detection task. The black lines and gray areas represent the average and 95% confidence intervals of time series for correctly classified trends. Time series of misclassified trends are shown in red. Misclassified organic trends (false positives) are: #bobsantigoldlive, #evildead, #galaxyfamily, #gethappy, #madmen, #makeboringbrilliant, #nyias, #oneboston, #stingray, #thewalkingdead, #timeto365, #watchsuitstonight, and #whyiwatchsuits. Misclassified promoted trends (false negatives) are: #1dmemories, #20singersthatilike, #8thseed, #bnppo13, #ciaa, #expowest, #jaibrooksforpresident, #justintimberweek, #kobalt400, #mentionsomeonecuteandbeautiful, #nyc, #realestate, #stars, #sxsw, #wbc, and #wcw.