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

MP@3

MP@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

0.41

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

hm101

0.47

0.21

0.20

k=2.0, b=1

None

mf233

0.50

0.37

0.40

k=1.23, b=0.42

None

dt36

0.53

0.41

0.41

k=1.75, b=0.1

None

an145-jc142

0.53

0.41

0.43

k=1.5, b=0.01

None

ab766

0.53

0.40

0.23

k=1.75, b=0.25

None

gs121

0.50

0.28

0.32

k=1, b=0.5

None

aw281

0.37

0.29

0.26

k=1.75, b=0.65

None

co41+jr76

0.60

0.17

0.41

k=0.8, b=0.01

Position in the list taken into account + BM25 is boosted if both words are in same record at each merge

cl145

0.36

0.24

0.23

k=1.75, b=0.10

None

or17

0.53

0.41

0.40

k=1.60, b=0.10

None

pb138

0.53

0.41

0.41

k=1.61, b=0.1

None

am501

0.43

0.16

0.14

k=1.75, b=0.1

None

ss515

0.50

0.36

0.37

k=1, b=0.5

None

ak346

0.13

0.15

0.14

k=1.75, b=0.1

None

dw118

0.53

0.40

0.40

k=1.75, b=0.05

None

eb162

0.53

0.21

0.20

k=1.75, b=0.1

None

Christina

0.43

0.35

0.44

k=0.0025, b=0.0001

popularity + boosting exact matches + no stop words

jw355

0.16

0.24

0.15

k=1.75, b=0.1

None

jl387

0.46

0.41

0.10

k=1.75, b=0.1

None

as962-sp244

0.60

0.42

0.39

k= 0.85, b=0.0005

None

ep90+je177

0.60

0.47

0.48

k=0.5, b=0.45

Position of the words in the documents is taken into account

sh477

0.53

0.39

0.37

k=1.5, b=0.3

None

la109+os90

0.63

0.44

0.35

k=0.85, b=0.05

Ignoring words with length<3

yr13

0.53

0.41

0.39

k=1.75, b=0.1

None

cz4

0.48

0.43

0.44

k=1.5, b=0.25

None

as747+pw120

0.26

0.23

0.22

k=1.75, b=0.15

None

jk59

0.53

0.39

0.38

k=2.5, b=0.1

None

si52

0.5

0.5

0.107

k=1.7, b=0.5

None

nz21

0.53

0.42

0.41

k=1.75, b=0.25

With popularity (N^(-0.1)) and scores boosted by factor 1.5 if both words are in same record at each merge

nz21

0.60

0.43

0.43

k=1.75, b=0.25

Only with scores boosted by factor 1.5 if both words are in same record at each merge

lm283

0.50

0.34

0.32

k=1.75, b=0.50

None

cc98

0.53

0.41

0.40

k=1.75, b=0.1

None

ma277

0.53

0.15

0.39

k=2.3, b=0.1

None

pj23

0.53

0.41

0.30

k=1.9, b=0.2

None

ss874

0.53

0.41

0.42

k=1.6, b=0.2

None

kb285

0.57

0.43

0.43

k= 0.75, b = 0.01

position is taken into account

st174

0.37

0.24

0.33

k=1, b=0.1

None

AD Teaching Wiki: InformationRetrievalWS1617/ResultsES2 (last edited 2016-11-08 11:45:01 by dslb-094-216-164-059)