taaanmay/CS7IS3-Assignment-2

Group Project for CS7IS3 Assignment 2

CS7IS3-Assignment-2

Group Project for CS7IS3 Assignment 2

To run the application:

java -jar target/SearchEngine-1.0.jar

For running on virtual machine:

java -Xmx4G -cp "target/SearchEngine-1.0.jar" app.App

For evaluation using trec_eval:

trec_eval/trec_eval ~/qrels results/results.txt

If duplicates in Results file, then:

rm -r index/

Results -

runid	EnglishAnalyzerBM25
num_q	25
num_ret	25000
num_rel	2132
num_rel_ret	1538
map	0.3302
gm_map	0.2514
Rprec	0.3686
bpref	0.3227
recip_rank	0.8902
iprec_at_recall_0.00	0.9237
iprec_at_recall_0.10	0.6074
iprec_at_recall_0.20	0.5047
iprec_at_recall_0.30	0.4450
iprec_at_recall_0.40	0.3859
iprec_at_recall_0.50	0.3320
iprec_at_recall_0.60	0.2627
iprec_at_recall_0.70	0.1923
iprec_at_recall_0.80	0.1277
iprec_at_recall_0.90	0.0770
iprec_at_recall_1.00	0.0086
P_5	0.6640
P_10	0.5680
P_15	0.5227
P_20	0.4960
P_30	0.4560
P_100	0.2956
P_200	0.2020
P_500	0.1073
P_1000	0.0615

Stopwords:

http://www.lextek.com/manuals/onix/stopwords1.html