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Table 9 Average ranks for each system and each batch of phase B of Task 1b, for the “exact” answers

From: An overview of the BIOASQ large-scale biomedical semantic indexing and question answering competition

System

Batch 1

Batch 2

Batch 3

Wishart-S1

2.0

1.0

-

Wishart-S2

2.0

-

-

Wishart-S3

2.0

-

-

Baseline1

4.66

2.33

2.33

Baseline2

4.33

4.0

2.66

main system

6.0

4.33

3.0

system 2

-

5.33

3.33

system 3

-

5.5

3.66

system 4

-

5.5

-

  1. The final rank is calculated across the individual ranks of the systems for the different types of questions. A dash symbol (-) is used whenever the system did not participate to the corresponding batch.