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Table 2 Features found to be important by random forest in Stack Exchange and Digg, along with their relative weights

From: Predicting and explaining behavioral data with structured feature space decomposition

Stack exchange

Digg

feature

weight

feature

weight

Signup Percentile

0.148

Activity

0.258

Signup Duration

0.143

Time Since Last Tweet

0.152

Reputation

0.130

Outdegree

0.068

# Ans. Before

0.125

Info Received

0.067

Time Since Prev Ans.

0.117

Indegree

0.058

Words

0.114

Meme Pop. (Current)

0.035

Readability

0.101

Meme Age

0.033

Code Lines

0.066

Neighb Indegree

0.032

Session Len.

0.023

Neighb Activity

0.032

URLs

0.022

Meme Pop. (Recent)

0.032

Ans. Position

0.012

Neighb Info Received

0.031

Images

0.000

Neighb Outdegree

0.030

  

Order

0.030

  

Inv. Exposure Rate

0.029

  

Time Last/Second to Last Exposures

0.028

  

Time Last/First Exposures

0.026

  

# Exposures

0.024

  

Hour

0.023

  

Day

0.013