metadata
language:
- en
multilinguality:
- monolingual
size_categories:
- 1M<n<10M
pretty_name: MS MARCO corpus
dataset_info:
- config_name: passage
features:
- name: pid
dtype: int64
- name: text
dtype: string
splits:
- name: train
num_bytes: 3089201649
num_examples: 8841823
download_size: 1688656108
dataset_size: 3089201649
- config_name: query
features:
- name: qid
dtype: int64
- name: text
dtype: string
splits:
- name: train
num_bytes: 48033044
num_examples: 1010916
download_size: 34858846
dataset_size: 48033044
configs:
- config_name: passage
data_files:
- split: train
path: passage/train-*
- config_name: query
data_files:
- split: train
path: queries/train-*
MS MARCO Corpus
This dataset allows for a convenient mapping from MS MARCO query/passage ID to the query/passage text. This passage corpus was downloaded from https://msmarco.z22.web.core.windows.net/msmarcoranking/collection.tar.gz, and the queries from https://msmarco.blob.core.windows.net/msmarcoranking/queries.tar.gz (via Wayback Machine).
Usage
This dataset was designed to allow you to perform the following:
from datasets import load_dataset
query_dataset = load_dataset("sentence-transformers/msmarco-corpus", "query", split="train")
qid_to_query = dict(zip(query_dataset["qid"], query_dataset["text"]))
print(qid_to_query[571018])
# => "what are the liberal arts?"
passage_dataset = load_dataset("sentence-transformers/msmarco-corpus", "passage", split="train")
pid_to_passage = dict(zip(passage_dataset["pid"], passage_dataset["text"]))
print(pid_to_passage[7349777])
# => "liberal arts. 1. the academic course of instruction at a college intended to provide general knowledge and comprising the arts, humanities, natural sciences, and social sciences, as opposed to professional or technical subjects."