27 lines
897 B
Cython
27 lines
897 B
Cython
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# License: BSD 3 clause
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"""Helper to load LossFunction from sgd_fast.pyx to sag_fast.pyx"""
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cdef class LossFunction:
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cdef double loss(self, double y, double p) noexcept nogil
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cdef double dloss(self, double y, double p) noexcept nogil
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cdef class Regression(LossFunction):
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cdef double loss(self, double y, double p) noexcept nogil
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cdef double dloss(self, double y, double p) noexcept nogil
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cdef class Classification(LossFunction):
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cdef double loss(self, double y, double p) noexcept nogil
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cdef double dloss(self, double y, double p) noexcept nogil
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cdef class Log(Classification):
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cdef double loss(self, double y, double p) noexcept nogil
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cdef double dloss(self, double y, double p) noexcept nogil
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cdef class SquaredLoss(Regression):
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cdef double loss(self, double y, double p) noexcept nogil
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cdef double dloss(self, double y, double p) noexcept nogil
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