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:rocket: ANN :facepunch:


Install

pip install fast-ann

Usage

from ann import ANN
import numpy as np

data = np.random.random((1000, 128)).astype('float32')

ann = ANN()
ann.train(data, index_factory='IVF4000, Flat', noramlize=True)

dis, idx = ann.search(data[:10])

print(dis)
print(idx)

  • faiss不同量级对应的训练时间及内存测试

  • 压缩方式测试

  • 四种组合:默认是查向量返回 distance与index

    • id => id/vector
    • vector => id/vector
    • push场景需要 docid => title_vector => docid
  • 线上服务

    • id2word
    • id2vector

Metadata

Release files for easyann 2021.2.1.15.42.6

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Source distribution for easyann 2021.2.1.15.42.6
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easyann-2021.2.1.15.42.6-py3-none-any.whl Python 3 none any Details

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