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Python OrthogonalMatchingPursuit.set_params方法代码示例

本文整理汇总了Python中sklearn.linear_model.OrthogonalMatchingPursuit.set_params方法的典型用法代码示例。如果您正苦于以下问题:Python OrthogonalMatchingPursuit.set_params方法的具体用法?Python OrthogonalMatchingPursuit.set_params怎么用?Python OrthogonalMatchingPursuit.set_params使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在sklearn.linear_model.OrthogonalMatchingPursuit的用法示例。


在下文中一共展示了OrthogonalMatchingPursuit.set_params方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: test_estimator

# 需要导入模块: from sklearn.linear_model import OrthogonalMatchingPursuit [as 别名]
# 或者: from sklearn.linear_model.OrthogonalMatchingPursuit import set_params [as 别名]
def test_estimator():
    omp = OrthogonalMatchingPursuit(n_nonzero_coefs=n_nonzero_coefs)
    omp.fit(X, y[:, 0])
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_.shape, ())
    assert np.count_nonzero(omp.coef_) <= n_nonzero_coefs

    omp.fit(X, y)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_.shape, (n_targets,))
    assert np.count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs

    coef_normalized = omp.coef_[0].copy()
    omp.set_params(fit_intercept=True, normalize=False)
    omp.fit(X, y[:, 0])
    assert_array_almost_equal(coef_normalized, omp.coef_)

    omp.set_params(fit_intercept=False, normalize=False)
    omp.fit(X, y[:, 0])
    assert np.count_nonzero(omp.coef_) <= n_nonzero_coefs
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_, 0)

    omp.fit(X, y)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_, 0)
    assert np.count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs
开发者ID:allefpablo,项目名称:scikit-learn,代码行数:29,代码来源:test_omp.py

示例2: test_estimator

# 需要导入模块: from sklearn.linear_model import OrthogonalMatchingPursuit [as 别名]
# 或者: from sklearn.linear_model.OrthogonalMatchingPursuit import set_params [as 别名]
def test_estimator():
    omp = OrthogonalMatchingPursuit(n_nonzero_coefs=n_nonzero_coefs)
    omp.fit(X, y[:, 0])
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_.shape, ())
    assert_true(np.count_nonzero(omp.coef_) <= n_nonzero_coefs)

    omp.fit(X, y)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_.shape, (n_targets,))
    assert_true(np.count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs)

    omp.set_params(fit_intercept=False, normalize=False)

    omp.fit(X, y[:, 0])
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_, 0)
    assert_true(np.count_nonzero(omp.coef_) <= n_nonzero_coefs)

    omp.fit(X, y)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_, 0)
    assert_true(np.count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs)
开发者ID:1992huanghai,项目名称:scikit-learn,代码行数:25,代码来源:test_omp.py

示例3: test_estimator

# 需要导入模块: from sklearn.linear_model import OrthogonalMatchingPursuit [as 别名]
# 或者: from sklearn.linear_model.OrthogonalMatchingPursuit import set_params [as 别名]
def test_estimator():
    omp = OrthogonalMatchingPursuit(n_nonzero_coefs=n_nonzero_coefs)
    omp.fit(X, y[:, 0])
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_.shape, ())
    assert_true(count_nonzero(omp.coef_) <= n_nonzero_coefs)

    omp.fit(X, y)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_.shape, (n_targets,))
    assert_true(count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs)

    omp.set_params(fit_intercept=False, normalize=False)

    assert_warns(DeprecationWarning, omp.fit, X, y[:, 0], Gram=G, Xy=Xy[:, 0])
    assert_equal(omp.coef_.shape, (n_features,))
    assert_equal(omp.intercept_, 0)
    assert_true(count_nonzero(omp.coef_) <= n_nonzero_coefs)

    assert_warns(DeprecationWarning, omp.fit, X, y, Gram=G, Xy=Xy)
    assert_equal(omp.coef_.shape, (n_targets, n_features))
    assert_equal(omp.intercept_, 0)
    assert_true(count_nonzero(omp.coef_) <= n_targets * n_nonzero_coefs)
开发者ID:Adrellias,项目名称:scikit-learn,代码行数:25,代码来源:test_omp.py


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