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Table 9 Melbourne detected events in 28-January 2017 using each of POI and Quad-tree methods

From: Real-time spatio-temporal event detection on geotagged social media

#

Time-duration

Top 5 hashtags/mentions (hashtag/mention : %of occurrences)

Count

Area

POI events

 1

-S 08:30 -D 40

#ausopen: 37.5, @australianopen: 25, #williamssisters: 18.8, @serenawilliams: 12.5, #melbourne: 12.5

16

0.01

 2

-S 10:00 -D 20

#nickcave: 80, #sidneymyermusicbowl: 60, #livemusic: 20, #melbourne: 20

5

0.01

 3

-S 11:10 -D 40

#ausopen: 50, #womensfinal: 33.3, #rodlaverarena: 33.3, #ausralianopen: 25, #serena: 25

12

0.01

Quad-tree events

 1

-S 08:30 -D 40

#ausopen: 33.3, #williamssisters: 23.8, @australianopen: 23.8, @venuseswilliams: 14.3, @serenawilliams: 14.3

21

0.052

 2

-S 08:40 -D 30

#ausopen: 50, #williamssisters: 25, @australianopen: 25, #melbourne: 16.7, #grandslam: 8.3

12

0.003

 3

-S 10:00 -D 20

#nickcave: 80, #sidneymyermusicbowl: 60, #livemusic: 20, #melbourne: 20

5

0.013

 4

-S 10:00 -D 40

#nickcave: 20.8, @serenawilliams: 12.5, #23: 16.7, #australianopen: 12.5, #sidneymyermusicbowl: 12.5

24

0.834

 5

-S 10:00 -D 50

#nickcave: 13.2, @serenawilliams: 10.5, #sidneymyermusicbowl: 7.9, #23: 10.5, #australianopen: 7.9

38

13.347

 6

-S 10:20 -D 20

@australianopen: 28.6, #serenavsvenus: 14.3, #23: 28.6, #venus: 14.3, #williamssisters: 14.3

7

0.003

 7

-S 11:10 -D 30

#ausopen: 54.5, #womensfinal: 36.4, #rodlaverarena: 36.4, #ausralianopen: 27.3, #serena: 27.3

11

0.003

 8

-S 20:50 -D 20

#melbourne: 100, #hiring: 53.8, #job: 53.8, #bourkestreet: 46.2, #careerarc: 46.2

13

0.052