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This repository has been archived by the owner on Oct 31, 2023. It is now read-only.
(Rerank scores calculated with reranker_multi_xxlarge)
QA Rerankers
Model
Training data
Architecture
NQ EM
TQA EM
Download Resource Key Name
reranker_multi_base
NQ + TQA
AlBERT-base
46.0
48.9
models.rerankers.reranker_multi_base
reranker_multi_large
NQ + TQA
AlBERT-large
46.2
49.4
models.rerankers.reranker_multi_large
reranker_multi_xlarge
NQ + TQA
AlBERT-xlarge
46.0
49.1
models.rerankers.reranker_multi_xlarge
reranker_multi_xxlarge
NQ + TQA
AlBERT-xxlarge
47.7
52.1
models.rerankers.reranker_multi_xxlarge
reranker_nq_xlarge
NQ
AlBERT-xlarge
45.2
46.7
models.rerankers.reranker_nq_xlarge
reranker_nq_xxlarge
NQ
AlBERT-xxlarge
46.4
49.6
models.rerankers.reranker_nq_xxlarge
reranker_tqa_xlarge
TQA
AlBERT-xlarge
45.0
49.7
models.rerankers.reranker_tqa_xlarge
reranker_tqa_xxlarge
TQA
AlBERT-xxlarge
46.0
51.7
models.rerankers.reranker_tqa_xxlarge
(EM scores in this table calculated using retriever_multi_xlarge retriever)
Qgen Models
Model
Training data
Architecture
Download Resource Key Name
qgen_nq_base
NQ
BART-base
models.qgen.qgen_nq_base
qgen_multi_base
Multitask
BART-base
models.qgen.qgen_multi_base
Passage Ranker Models
Models used for selecting passages to generate questions from:
Model
Training data
Architecture
Download Resource Key Name
passage_ranker_base
NQ
BERT-base
models.passage_rankers.passage_ranker_base
Note, the original Passage ranker model used in the paper was unfortunately lost due to a storage corruption issue.
The model here is a reproduction using the same hardware and HPs, but differs a little due to the stochastic training sampling procedure.