Tag Archives: events data

Formatting CAMEO Event Codes in ICEWS

UPDATE: Thanks to @icews for helping me figure this out.  It turns out that the CAMEO Code field is saved as a string, but Pandas interprets that column as integers and drops the leading zero.  To read that column correctly, use the following line: data = pd.read_csv(/Data/ICEWS/events.2010.20150313084533.tab’, sep = ‘\t’, dtype={‘CAMEO Code’: object}) —————————————————————————————————————————————————— Wanting […]

What sources are in ICEWS?

ICEWS was released to the public on April 1st, and the event studies community has had a field day getting to know this early (or late?) holiday present.  The dataset, which was created by Lockheed-Martin on behalf of the Department of Defense, appears to represent the new frontier for historic events data.  I use the […]

Machine coded events data and hand-coded data

Working with events data has long posed a fundamental dilemma.  On one hand, the events one wants to study – state-sponsored killings, battles in a war, or protests, for example – have a complex, intertwined nature that requires either detailed case studies or detailed hand-coding of the events.  On the other hand, gathering such detailed […]