NTCIR Data Search Task Test Collection

License

The contents of the following files are distributed under different licenses. Please refer to attribution field in data_search_*_collection.jsonl.bz2 for details.

data_search_j_collection.jsonl.bz2
data_search_e_collection.jsonl.bz2
data_search_j_data.tar.bz2
data_search_e_data.tar.bz2

The other files are licensed under CC BY 4.0. Please cite our papers presented at https://ntcir.datasearch.jp/ , and do not cite our website.

Collections

data_search_j_collection.jsonl.bz2 (Japanese subtask)
data_search_e_collection.jsonl.bz2 (English subtask)
- Each line of these files is a dataset in the collection, and is in the JSON format
- Each dataset may contain multiple data, which are in data field
- Each data is stored in a file whose name is described in data_filename field

data_search_j_data.tar.bz2 (Japanese subtask)
data_search_e_data.tar.bz2 (English subtask)
- All the data in the datasets are included in these files
- These files are NOT included in Google Drive. Please visit https://ntcir.datasearch.jp/data/ to download the data files.

checksums.txt
- MD5 hash values of bz2 files are included

Training queries for NTCIR-15 Data Search

data_search_j_train_topics.tsv (Japanese subtask)
data_search_e_train_topics.tsv (English subtask)
- Training queries, by which participants are expected to develop systems.
- Each line contains an ID and a query string separated by TAB

Test queries for NTCIR-15 Data Search

data_search_j_test_topics.tsv (Japanese subtask)
data_search_e_test_topics.tsv (English subtask)

Training qrels for NTCIR-15 Data Search

Relevance judgments for training queries.

data_search_j_train_qrels.txt (Japanese subtask)
data_search_e_train_qrels.txt (English subtask)
- The same format as that used in the NTCIR WWW tasks
  - [QUERY_ID] [DOC_ID] [REL_LEVEL]
  - e.g. DS1-J-0002 000031519435 L2, meaning that dataset 000031519435 is highly relevant (L2) for query DS1-J-0002.

Test qrels for NTCIR-15 Data Search

Relevance judgments for test queries. Documents from the official runs were judged.

data_search_j_test_qrels.txt (Japanese subtask)
data_search_e_test_qrels.txt (English subtask)

Extra Qrels for NTCIR-15 Data Search

Relevance judgments for test queries. Documents from the extra runs were judged.

data_search_j_extra_qrels.txt (Japanese subtask)
data_search_e_extra_qrels.txt (English subtask)

All Qrels for NTCIR-15 Data Search

These are sets of qrels including the test qrels and extra qrels.

data_search_j_all_qrels.txt (Japanese subtask)
data_search_e_all_qrels.txt (English subtask)

Training queries for NTCIR-16 Data Search

Training and test queries used in NTCIR-15 Data Search, which could be used as training queries in NTCIR-16 Data Search 2. More precisely, data_search_2_*_train_topics.tsv is a union of data_search_*_train_topics.tsv and data_search_*_test_topics.tsv.

data_search_2_j_train_topics.tsv (Japanese subtask)
data_search_2_e_train_topics.tsv (English subtask)

Training qrels for NTCIR-16 Data Search

Qrels for training and test queries in NTCIR-15 Data Search. More precisely, data_search_2_*_train_qrels.txt is a union of data_search_*_train_qrels.txt and data_search_*_all_qrels.txt.

data_search_2_j_train_qrels.txt (Japanese subtask)
data_search_2_e_train_qrels.txt (English subtask)

Test queries for NTCIR-16 Data Search 2

data_search_2_j_test_topics.tsv (Japanese subtask)
data_search_2_e_test_topics.tsv (English subtask)

Test qrels for NTCIR-16 Data Search 2

data_search_2_j_test_qrels.txt (Japanese subtask)
data_search_2_e_test_qrels.txt (English subtask)