AD Teaching Wiki:

Results for Exercise Sheet 2 (Ranking)

Add your row to the table below, following the examples already there. Please write down all values with exactly two digits of precision. In the first column, write your first name, or name1+name2 if you work in a group.

Name

P@3

P@R

MAP

BM25 Parameters

Refinements

Baseline

0.53

0.41

0.40

k=1.75, b=0.1

None (baseline)

fe66

0.23

0.23

0.26

k=2.00, b=0.1

Position in the list taken into account

ts341

0.50

0.33

0.34

k=1.20, b=0.5

Ignoring stop words.

km151

0.67

0.46

0.43

k=0.05 b=0.0001

Position in the list taken into account

lm310

0.47

0.31

0.30

k=2 b=0.5

No additional modification

ff115

0.57

0.42

0.33

k=1.25 b=0.25

BM25 is boosted by factor 1.5 if both words are in same record at each merge

jk544

0.53

0.41

0.42

k=1.5, b=0.2

no additional modification

tg75

0.40

0.29

0.26

k=5.0, b=0.4

None

ms801

0.60

0.39

0.38

k=2.25, b=0.5

BM25 is boosted by factor 1.42 if both words are in same record at each merge

dk295

0.53

0.42

0.38

k=1.75, b=0.0

None

re55

0.53

0.38

0.34

k=2.0, b=0.3

None

AD Teaching Wiki: InformationRetrievalWS1617/ResultsES2 (last edited 2016-11-03 02:32:28 by HSI-KBW-149-172-48-45)