diff options
Diffstat (limited to 'numpy/lib/function_base.py')
-rw-r--r-- | numpy/lib/function_base.py | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py index dd1bd18aa..d611dd225 100644 --- a/numpy/lib/function_base.py +++ b/numpy/lib/function_base.py @@ -2696,7 +2696,7 @@ def corrcoef(x, y=None, rowvar=True, bias=np._NoValue, ddof=np._NoValue, *, relationship between the correlation coefficient matrix, `R`, and the covariance matrix, `C`, is - .. math:: R_{ij} = \\frac{ C_{ij} } { \\sqrt{ C_{ii} * C_{jj} } } + .. math:: R_{ij} = \\frac{ C_{ij} } { \\sqrt{ C_{ii} C_{jj} } } The values of `R` are between -1 and 1, inclusive. @@ -3983,18 +3983,21 @@ def percentile(a, inverted_cdf: method 1 of H&F [1]_. This method gives discontinuous results: + * if g > 0 ; then take j * if g = 0 ; then take i averaged_inverted_cdf: method 2 of H&F [1]_. This method give discontinuous results: + * if g > 0 ; then take j * if g = 0 ; then average between bounds closest_observation: method 3 of H&F [1]_. This method give discontinuous results: + * if g > 0 ; then take j * if g = 0 and index is odd ; then take j * if g = 0 and index is even ; then take i @@ -4002,24 +4005,28 @@ def percentile(a, interpolated_inverted_cdf: method 4 of H&F [1]_. This method give continuous results using: + * alpha = 0 * beta = 1 hazen: method 5 of H&F [1]_. This method give continuous results using: + * alpha = 1/2 * beta = 1/2 weibull: method 6 of H&F [1]_. This method give continuous results using: + * alpha = 0 * beta = 0 linear: method 7 of H&F [1]_. This method give continuous results using: + * alpha = 1 * beta = 1 @@ -4028,6 +4035,7 @@ def percentile(a, This method is probably the best method if the sample distribution function is unknown (see reference). This method give continuous results using: + * alpha = 1/3 * beta = 1/3 @@ -4036,6 +4044,7 @@ def percentile(a, This method is probably the best method if the sample distribution function is known to be normal. This method give continuous results using: + * alpha = 3/8 * beta = 3/8 @@ -4253,18 +4262,21 @@ def quantile(a, inverted_cdf: method 1 of H&F [1]_. This method gives discontinuous results: + * if g > 0 ; then take j * if g = 0 ; then take i averaged_inverted_cdf: method 2 of H&F [1]_. This method gives discontinuous results: + * if g > 0 ; then take j * if g = 0 ; then average between bounds closest_observation: method 3 of H&F [1]_. This method gives discontinuous results: + * if g > 0 ; then take j * if g = 0 and index is odd ; then take j * if g = 0 and index is even ; then take i @@ -4272,24 +4284,28 @@ def quantile(a, interpolated_inverted_cdf: method 4 of H&F [1]_. This method gives continuous results using: + * alpha = 0 * beta = 1 hazen: method 5 of H&F [1]_. This method gives continuous results using: + * alpha = 1/2 * beta = 1/2 weibull: method 6 of H&F [1]_. This method gives continuous results using: + * alpha = 0 * beta = 0 linear: method 7 of H&F [1]_. This method gives continuous results using: + * alpha = 1 * beta = 1 @@ -4298,6 +4314,7 @@ def quantile(a, This method is probably the best method if the sample distribution function is unknown (see reference). This method gives continuous results using: + * alpha = 1/3 * beta = 1/3 @@ -4306,6 +4323,7 @@ def quantile(a, This method is probably the best method if the sample distribution function is known to be normal. This method gives continuous results using: + * alpha = 3/8 * beta = 3/8 |