Exemplos de Hashing.Hashing em Python

Exemplo n.º 1

def hasher():
    hashobj = Hashing()
    return hashobj

Exemplo n.º 2

Arquivo: test_retrieval.py Projeto: z-plat/imagededup

import sys
import pytest
import numpy as np
from sklearn.metrics.pairwise import cosine_similarity

from imagededup.handlers.search.retrieval import (
    HashEval,
    cosine_similarity_chunk,
    get_cosine_similarity,
)
from imagededup.methods.hashing import Hashing

HAMMING_DISTANCE_FUNCTION = Hashing().hamming_distance


def test_cosine_similarity_chunk():
    X = np.random.rand(333, 100)
    start_idx = 10
    end_idx = 100

    input_tuple = (X, (start_idx, end_idx))

    result = cosine_similarity_chunk(input_tuple)

    np.testing.assert_array_almost_equal(
        result, cosine_similarity(X[start_idx:end_idx, :], X).astype('float16')
    )


def test_get_cosine_similarity():
    X = np.random.rand(333, 10)