activity on weekdays, but messages are longer on weekends when participants presum-
ably have more time on their hands! An analysis of intraday message flow shows that
there is plenty of activity during and after work (as shown in Figure 2.6).
News analytics: Framework, techniques, and metrics 49Figure 2.5.Frequency of posting by day of week by message board participants.
Figure 2.6.Frequency of posting by segment of day by message board participants. We show the
average number of messages per day in the top panel and the average number of characters per
message in the bottom panel.