Differences between revisions 18 and 75 (spanning 57 versions)

Results for Exercise Sheet 2 (Ranking)

These results should be based on the file movies.test-benchmark.tsv. Click "Edit" in the upper bar of this page and 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 account name.

Name	MP@3	MP@R	MAP	BM25 Parameters	Refinements
np1042	0.73	0.54	0.55	b=0.2, k=0.8	None (baseline)
mr488	0.72	0.57	0.56	b=0.1, k=1	log(imdb)
nw164	0.76	0.56	0.55	b=0.1, k=1.05	Penalty for short and common words, removed words from query, bonus for higher ranked movies
mb791	0.61	0.56	0.55	b=0.12, k=0.9	log(# imdb votes), removed words from queries
do67	0.79	0.54	0.55	b=0.2, k=0.8	multiply with number votes mapped to a number between 1 and 2
as1936	0.79	0.57	0.58	b=0.15, k=0.85	Filtering commonly used words, bonus if the words in query are part of the title, adding the imdb score, adding the log(number_of_votes)
mn279	0.81	0.54	0.55	b=0.1, k=0.75	bonus if the words in query are part of the title, removed words from queries
jm700	0.79	0.56	0.56	b=0.08, k=0.9	ignore words with 2 characters or less
gf52	0.75	0.54	0.56	b=0.15, k=1.35	added blacklist of common english words, included parameters for weighting the impact of IMDb votes, ratings and Wikimedia pages
ek223	0.76	0.55	0.56	b=0.08, k=0.70	ignore short words, reduce influence of common words
cw441	0.85	0.54	0.56	b=0, k=0.5	ignore short words, bonus for higher ranked movies
ls1369	0.70	0.56	0.53	b=0.1, k=0.9	remove single word delimeter words from queries and add the log of the iMDB votes to the score
ap367	0.79	0.54	0.54	b=0.04, k=1.15	None
cd100	0.76	0.51	0.54	b=0.09, k=0.81	10% score boost for docs containing all words (which unfortunately seems to be bad for the metrics)
bo30	0.84	0.52	0.52	b=0.02, k=0.59	ignore short words, random search for b and k values
bs249	0.79	0.55	0.53	b=0, k=1.1	None
sa328	0.75	0.60	0.61	b=0.3, k=0.85	None
hv30	0.73	0.54	0.56	b=0, k=1.15	ignore short words, blacklist for some common words, reward containing multiple words, log(number of Wikimedia pages)
tg241	0.76	0.55	0.55	b=0.03, k=1.35	ignore short and common words, boost score for movies with high popularity, imdb_rating and votes, boost queries with all keywords
sr530	0.72	0.55	0.55	b=0.04, k=1.15	None
eh169	0.70	0.52	0.49	b=0.25, k=1	Removed short words, multiplied score by rating and popularity
kd130	0.76	0.53	0.54	b=0, k=1.1	Removed common words
rs532	0.76	0.53	0.56	b=0.13, k=0.75	None
ch557	0.67	0.52	0.5	b=0.09, k=0.8	Removed words from queries
mz226	0.85	0.55	0.56	b=0.08, k=0.9	Removed short words from queries, multiplied document scores by a value depending on the number of votes
ak913	0.85	0.56	0.56	b=0, k=1.1	Removed short words from queries, used bonus score from votes, rating and no.of wiki pages
jh594	0.76	0.55	0.53	b=0.008, k=1.11	None
je249	0.72	0.52	0.53	b=0.001, k=1	Removed all words shorter than 4
bs426	0.76	0.54	0.54	b=0.2, k=0.8	Removed the 100 most common english words
ja162	0.81	0.55	0.56	b=0.05, k=0.9	Slight boost of results containing all keywords
me284	0.76	0.53	0.55	b=0.14, k=0.96	None
zh11	0.82	0.56	0.54	b=0.0, k=0.9	None (baseline)
ec141	0.78	0.54	0.53	b=0.0, k=1.0	None (baseline)
jn159	0.42	0.41	0.37	b=0.1, k=1.5	None
yh77	0.76	0.57	0.57	b=0.0, k=1.2	Removed words from queries, word in title 3x times more important than in description
sp360	0.79	0.55	0.54	b=0.001, k=1.1	None
mb1431	0.85	0.56	0.55	b=0.01, k=0.77	Bonus points for highly ranked movies
dl121	0.61	0.48	0.46	b=0.5, k=1.3	None
mm1460	0.79	0.55	0.55	b=0.40, k=2.00	Removed some words, added some words, added score as ln(IMDb)
sa347	0.85	0.56	0.54	b=0.001, k=0.75	None (tried removing words shorter than 3, adding synonym for "movies" & "films", and multiplying rating by rank, but results did not improve
kn115	0.67	0.49	0.47	b=1, k=0.1	Removed common words and adding synonyms
ca189	0.85	0.56	0.53	b=0.01, k=0.7	None
bg162	0.79	0.57	0.58	b=0.2, k=1.0	Removed "redundant" words, used ratings and popularity in the score
sb986	0.76	0.56	0.56	b=0.03, k=0.9	Removed words less than 2 letters from queries
rm243	0.81	0.55	0.53	b=0, k=0.9	none
aa272	0.82	0.56	0.57	b=0.0, k=0.9	Remove pairs of words, taking certain grammatical structures into account. Remove short words.
dg262	0.73	0.54	0.46	b=0.2, k=0.9	None
eg128	0.73	0.51	0.51	b=0.05, k=1.75	r * (log(num_ratings) + rating) + (1 - r) * bm25, r=0.2
rs476	0.75	0.54	0.53	b=0.01, k=1.2	None
gm133	0.79	0.53	0.54	b=0.1, k=0.7	Removed words shorter than 4 characters
js1344	0.58	0.50	0.49	b=0, k=0.95	remove: short words, generic terms (“movie”, “film”), add: (poor man's) pluralized version, (poor man's) de-pluralized version
ts574	0.58	0.41	0.42	b=0.2, k=0.8	None
hm132	0.78	0.54	0.54	b=0.2, k=0.85	removed short words
mh821	0.82	0.56	0.54	b=0, k=0.9	None
as1699	0.85	0.54	0.54	b=0.001, k=0.68	Removed short words

-  ⇤ ← Revision 18 as of 2022-11-03 14:28:59 → 
  Size: 1773
  Editor: 141
  Comment: added gf52
+   ← Revision 75 as of 2023-03-27 17:30:43 → ⇥
  Size: 5987
  Editor: 10
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 14:
+||ek223||0.76 ||0.55 ||0.56 || b=0.08, k=0.70|| ignore short words, reduce influence of common words||
||cw441||0.85 ||0.54 ||0.56 || b=0, k=0.5|| ignore short words, bonus for higher ranked movies||
||ls1369||0.70 ||0.56 ||0.53 || b=0.1, k=0.9||remove single word delimeter words from queries and add the log of the iMDB votes to the score||
||ap367||0.79 ||0.54 ||0.54 || b=0.04, k=1.15 || None ||
||cd100||0.76 ||0.51 ||0.54 || b=0.09, k=0.81 || 10% score boost for docs containing all words (which unfortunately seems to be bad for the metrics) ||
||bo30||0.84 ||0.52 ||0.52 || b=0.02, k=0.59 || ignore short words, random search for b and k values ||
||bs249||0.79||0.55||0.53|| b=0, k=1.1 || None ||
||sa328||0.75||0.60||0.61|| b=0.3, k=0.85 || None ||
||hv30||0.73||0.54||0.56|| b=0, k=1.15 || ignore short words, blacklist for some common words, reward containing multiple words, log(number of Wikimedia pages) ||
||tg241||0.76||0.55||0.55|| b=0.03, k=1.35 || ignore short and common words, boost score for movies with high popularity, imdb_rating and votes, boost queries with all keywords ||
||sr530||0.72||0.55||0.55|| b=0.04, k=1.15 || None ||
||eh169||0.70||0.52||0.49|| b=0.25, k=1 || Removed short words, multiplied score by rating and popularity ||
||kd130||0.76||0.53||0.54|| b=0, k=1.1 || Removed common words||
||rs532||0.76||0.53||0.56|| b=0.13, k=0.75 || None ||
||ch557||0.67||0.52||0.5|| b=0.09, k=0.8 || Removed words from queries||
||mz226||0.85||0.55||0.56|| b=0.08, k=0.9 || Removed short words from queries, multiplied document scores by a value depending on the number of votes||
||ak913||0.85||0.56||0.56|| b=0, k=1.1 || Removed short words from queries, used bonus score from votes, rating and no.of wiki pages||
||jh594||0.76||0.55||0.53|| b=0.008, k=1.11 || None ||
||je249||0.72||0.52||0.53|| b=0.001, k=1 ||Removed all words shorter than 4 ||
||bs426||0.76||0.54||0.54|| b=0.2, k=0.8 || Removed the 100 most common english words ||
||ja162||0.81||0.55||0.56|| b=0.05, k=0.9 || Slight boost of results containing all keywords ||
||me284||0.76||0.53||0.55|| b=0.14, k=0.96 || None ||
||zh11||0.82 ||0.56 ||0.54 || b=0.0, k=0.9 || None (baseline) ||
||ec141||0.78||0.54||0.53|| b=0.0, k=1.0 || None (baseline) ||
||jn159||0.42||0.41||0.37|| b=0.1, k=1.5 || None ||
||yh77||0.76||0.57||0.57|| b=0.0, k=1.2 || Removed words from queries, word in title 3x times more important than in description ||
||sp360||0.79||0.55||0.54|| b=0.001, k=1.1 || None ||
||mb1431||0.85||0.56||0.55|| b=0.01, k=0.77 || Bonus points for highly ranked movies ||
||dl121||0.61||0.48||0.46|| b=0.5, k=1.3 || None ||
||mm1460||0.79||0.55||0.55|| b=0.40, k=2.00 || Removed some words, added some words, added score as ln(IMDb) ||
||sa347||0.85||0.56||0.54|| b=0.001, k=0.75 || None (tried removing words shorter than 3, adding synonym for "movies" & "films", and multiplying rating by rank, but results did not improve ||
||kn115||0.67||0.49||0.47|| b=1, k=0.1 || Removed common words and adding synonyms ||
||ca189||0.85||0.56||0.53|| b=0.01, k=0.7 || None ||
||bg162||0.79||0.57||0.58|| b=0.2, k=1.0 || Removed "redundant" words, used ratings and popularity in the score||
||sb986||0.76||0.56||0.56|| b=0.03, k=0.9 || Removed words less than 2 letters from queries||
||rm243||0.81||0.55||0.53|| b=0, k=0.9 || none||
||aa272||0.82||0.56||0.57|| b=0.0, k=0.9 || Remove pairs of words, taking certain grammatical structures into account. Remove short words.||
||dg262||0.73||0.54||0.46|| b=0.2, k=0.9 || None||
||eg128||0.73||0.51||0.51|| b=0.05, k=1.75 || r * (log(num_ratings) + rating) + (1 - r) * bm25, r=0.2 ||
||rs476||0.75||0.54||0.53|| b=0.01, k=1.2 ||None||
||gm133||0.79||0.53||0.54|| b=0.1, k=0.7 ||Removed words shorter than 4 characters||
||js1344||0.58||0.50||0.49|| b=0, k=0.95 || remove: short words, generic terms (“movie”, “film”), add: (poor man's) pluralized version, (poor man's) de-pluralized version||
||ts574||0.58||0.41||0.42|| b=0.2, k=0.8 || None||
||hm132||0.78||0.54||0.54|| b=0.2, k=0.85 || removed short words||
||mh821||0.82||0.56||0.54||b=0, k=0.9||None||
||as1699||0.85||0.54||0.54||b=0.001, k=0.68||Removed short words||

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Results for Exercise Sheet 2 (Ranking)