o tBht5@s<dZddlZddlZddlmZddlmZddlm Z m Z m Z ddlm Z m Z mZmZmZmZmZmZmZmZmZddlmZddlmZmZmZmZmZej d!dd d Z"ej d!dd d Z#e d d eddZ$e d d e ddeddd e dddd e dd e$d e dd gd d e dddd e dddd e dddd e dddd e dd gddde d dgddde ddgddedddeddded ded dde d gd e d gd gZ%e D]Z&e&d vrqe%'ed!e&d"qeej()d#e%d$d%Z*ej()d#d&d'e%Dd(d)Z+ej()d#d*d'e%Dd+d,Z,ej()d#e%d-d.Z-d/d0Z.d1d2Z/ej()d#d3d'e%Dd4d5Z0ej()d#e%d6d7Z1d8d9Z2d:d;Z3ej()d#e%dd?Z5d@dAZ6ej()d#e%dBdCZ7ej()d#e%dDdEZ8ej()d#e%dFdGZ9dHdIZ:dS)Jz+Testing for kernels for Gaussian processes.N) signature)_approx_fprime)PAIRWISE_KERNEL_FUNCTIONSeuclidean_distancespairwise_kernels) RBFMaternRationalQuadraticExpSineSquared DotProductConstantKernel WhiteKernelPairwiseKernelKernelOperatorExponentiationCompoundKernel)clone)assert_almost_equalassert_array_equalassert_array_almost_equalassert_allclose fails_if_pypy))r@ length_scale@ noise_level)?r)length_scale_boundsg$@)constant_valuegQ?fixed)rr#r")rnu?@@)ralpha)r periodicity)sigma_0r) additive_chi2chi2?)gammametrickernelcstdd\}}|jdtjdksJ|jdtjdks J|jdjjdks-Jfdd}tj|d}t||d dS) NT eval_gradientrrrcs|}|tdd}|S)NFr3)clone_with_thetaX)theta kernel_cloneKr2/var/www/html/riverr-enterprise-integrations-main/venv/lib/python3.10/site-packages/sklearn/gaussian_process/tests/test_kernels.pyeval_kernel_for_thetaTs  z3test_kernel_gradient..eval_kernel_for_theta绽|=)r6shaper7rr)r2r9 K_gradientr=K_gradient_approxr;r:r<test_kernel_gradientJs rCcCsg|] }t|ttfs|qSr;) isinstancerr.0r2r;r;r< `s  rGc Cs,|j}|tdd\}}t|jjj}dd|D}tddtdd|}t dd |j Dt |ks7Jt |j D]\}}||t t||jksOJq.cSs|dtd S)Nr_bounds)lensr;r;r<psz#test_kernel_theta..cSs |dS)NrL)endswithrNr;r;r<rPps css|]}|jVqdSNrI)rFhyperparameterr;r;r< rsz$test_kernel_theta..r%rLrrr.*+r;)r7r6r __class____init__ parametersvaluesmapfiltersethyperparameters enumeratenploggetattrrJ get_paramsr@rrMrsetattr) r2r7_rA init_signargs theta_varsirSparams kernel_class new_kernelK_gradient_newr;r;r<test_kernel_theta^sD   ""&rncCsg|]}|tkr|qSr;)kernel_rbf_plus_whiterEr;r;r<rGs cCs"|t}|tt}t||ddSNr)r6r)r2K_autoK_crossr;r;r<test_auto_vs_crosss rscCs(t|t}|t}t||ddSrp)r`diagr6r)r2 K_call_diagK_diagr;r;r<test_kernel_diags rwcCsHttddtdtdttdtdttddtdS)Nrr/r)rrr6r;r;r;r< test_kernel_operator_commutatives"&rxcCsdtddg}|t}tt}|dddfd9<dtd|}t||tt}|dddfd<dtd|}t|||jtd|_t|jtgdt|jj d d gdS) Nrr"rrr?rr)g@r/r)r/r)) rr6r`arrayrr7rark2r)r2r9X1K1X2K2r;r;r<test_kernel_anisotropics    rcCsg|]}|r|qSr;) is_stationaryrEr;r;r<rGscCs&|ttd}t|dt|dS)Nr)rr)r6rr`rt)r2r9r;r;r<test_kernel_stationarysrcCsHt|tr|j|jjksJt|tr |j|jjp|jjks"JdSdSrR)rDrrequires_vector_inputr2rk1rzr:r;r;r<test_kernel_input_types  rcCs@ttddg}|jr Jttddtddg}|jsJdS)Nrr rr)rr rrr:r;r;r<test_compound_kernel_input_types rcCsHtt|t|D]}|dr!t||}t||}||ks!Jq dS)Nhyperparameter_)r]dir startswithrb)kernel1kernel2attr attr_value1 attr_value2r;r;r<check_hyperparameters_equals    rcCsJt|}||ks Jt|t|ksJ||ksJt||dSrR)ridrcr)r2 kernel_clonedr;r;r<test_kernel_clones  rcCsd}t|}|}ttf}d|vr_t||sa|d}t|r+|d|d<||d<n |gd|d<|d|d<|jdi|t|}||ksNJt|t|ksXJt ||dSdSdS)N)gh㈵>gj@rrr#rr;) rrcr r rDr`iterable set_paramsrr)r2boundsrrjisotropic_kernelsrkernel_cloned_cloner;r;r<"test_kernel_clone_after_set_paramss"    rcCstdddt}tt|ttjdttttdd }tdddt}t||t ddt}ttj ddt}t||t ||d }d D]}t|ddt}t||ddt}t||qLd }t|ddt}t ddt}t||d d dS)Nr'r/)r&rrF)squaredr"rr>)r"r'r(dr)decimal) rr6rr`rtonesr@exprrinfr)r9K_absexpK_rbftinyr&r|r~larger;r;r<test_matern_kernel!s$    rcCsL|tkr|t}tt|d}t|||tt}ttt|d}t||dS)N)r1)ror6rrY)r2r|r~r;r;r<test_kernel_versus_pairwise>s   rcCsTd}|}|jD]@}tdt|jr|jdkrq |j}|dkr7tt|j |||||j ||7}q tt|j |||j |d7}q d}d}|jD]V}tdt|jra|jdkraqQ|j}|dkr|j di|j |g|itt|j ||||g|||7}qQ|j di|j |itt|j |||d7}qQdS)Nrstringr%r r;) rcr^rDtyper n_elementsrr`rr7rJr)r2indexrjrSsizevaluer;r;r<test_set_get_paramsPsB        rcCs t|dSrR)reprr:r;r;r<test_repr_kernelszs rcCsNtddgd}d}tjt|d |tWddS1s wYdS)Nr/rzeRationalQuadratic kernel only supports isotropic version, please use a single scalar for length_scale)match)r pytestraisesAttributeErrorr6)r2messager;r;r<test_rational_quadratic_kernels  "r);__doc__rnumpyr`inspectr sklearn.gaussian_process.kernelsrsklearn.metrics.pairwiserrrrrr r r r r rrrr sklearn.basersklearn.utils._testingrrrrrrandom RandomStatenormalr6rrokernelsr1appendmark parametrizerCrnrsrwrxrrrrrrrrrrrrr;r;r;r<s  4           1               )