Revision c6d4fdb44a004f804c489c8cb1739ba17d0b0939 authored by TUNA Caglayan on 20 October 2021, 10:09:49 UTC, committed by TUNA Caglayan on 20 October 2021, 10:09:49 UTC
1 parent 2b16764
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_factorized_tensor.py
from . import backend as T
from . import tenalg
from collections.abc import Mapping
from abc import ABCMeta

class FactorizedTensor(Mapping, metaclass=ABCMeta):
    """Base Class for Tensors in Factorized form
    """
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)

    def to_tensor(self):
        return NotImplementedError
    
    def to_unfolded(self, mode):
        return NotImplementedError
    
    def to_vec(self):
        return NotImplementedError

    def norm(self):
        """Norm l2 of the tensor"""
        return T.norm(self.to_tensor())

    def mode_dot(self, matrix_or_tensor, mode):
        return tenalg.mode_dot(self.to_tensor(), matrix_or_tensor, mode)
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