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Table 3 Ranking comparison of the six approaches with the Tmall dataset

From: Helping consumers to overcome information overload with a diversified online review subset

Approach

Diversity rank

Opinion distance rank

Coverage rank

Average rank

SA-DRS

1

3

3

2.3

Greedy-U

6

4

1

3.7

Greedy-Q

3

6

2

3.7

IR-CRS

4

1

6

3.7

Greedy-DRS

2

5

4

3.7

Greedy-QARS

5

2

5

4.0