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Revision f67cd96dae31a26706591b61dcb8d7f7f345718a authored by Jean Kossaifi on 13 October 2021, 17:12:50 UTC, committed by Jean Kossaifi on 13 October 2021, 17:12:50 UTC 
Better tt_matrix_to_tensor
1 parent 09e22b8
Raw File
_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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