@article {5217,
	title = {Densifying Sparse Representations for Passage Retrieval by Representational Slicing},
	journal = {ArXiv},
	volume = {abs/2112.04666},
	year = {2021},
	url = {https://arxiv.org/abs/2112.04666},
	author = {Sheng-Chieh Lin and Jimmy Lin}
}
