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README.md

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 # DiskANN
 
-[![DiskANN Paper](https://img.shields.io/badge/Paper-NeurIPS%3A_DiskANN-blue)](https://papers.nips.cc/paper/9527-rand-nsg-fast-accurate-billion-point-nearest-neighbor-search-on-a-single-node.pdf)
-[![DiskANN Paper](https://img.shields.io/badge/Paper-Arxiv%3A_Fresh--DiskANN-blue)](https://arxiv.org/abs/2105.09613)
-[![DiskANN Paper](https://img.shields.io/badge/Paper-Filtered--DiskANN-blue)](https://harsha-simhadri.org/pubs/Filtered-DiskANN23.pdf)
 [![DiskANN Main](https://github.com/microsoft/DiskANN/actions/workflows/push-test.yml/badge.svg?branch=main)](https://github.com/microsoft/DiskANN/actions/workflows/push-test.yml)
 [![PyPI version](https://img.shields.io/pypi/v/diskannpy.svg)](https://pypi.org/project/diskannpy/)
 [![Downloads shield](https://pepy.tech/badge/diskannpy)](https://pepy.tech/project/diskannpy)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
+[![DiskANN Paper](https://img.shields.io/badge/Paper-NeurIPS%3A_DiskANN-blue)](https://papers.nips.cc/paper/9527-rand-nsg-fast-accurate-billion-point-nearest-neighbor-search-on-a-single-node.pdf)
+[![DiskANN Paper](https://img.shields.io/badge/Paper-Arxiv%3A_Fresh--DiskANN-blue)](https://arxiv.org/abs/2105.09613)
+[![DiskANN Paper](https://img.shields.io/badge/Paper-Filtered--DiskANN-blue)](https://harsha-simhadri.org/pubs/Filtered-DiskANN23.pdf)
+
+
 DiskANN is a suite of scalable, accurate and cost-effective approximate nearest neighbor search algorithms for large-scale vector search that support real-time changes and simple filters.
 This code is based on ideas from the [DiskANN](https://papers.nips.cc/paper/9527-rand-nsg-fast-accurate-billion-point-nearest-neighbor-search-on-a-single-node.pdf), [Fresh-DiskANN](https://arxiv.org/abs/2105.09613) and the [Filtered-DiskANN](https://harsha-simhadri.org/pubs/Filtered-DiskANN23.pdf) papers with further improvements. 
 This code forked off from [code for NSG](https://github.com/ZJULearning/nsg) algorithm.