Initializer that generates the identity matrix.
Only use for square 2D matrices.
initializer_identity(gain = 1)Arguments
| gain | Multiplicative factor to apply to the identity matrix | 
See also
Other initializers: initializer_constant,
  initializer_glorot_normal,
  initializer_glorot_uniform,
  initializer_he_normal,
  initializer_he_uniform,
  initializer_lecun_normal,
  initializer_lecun_uniform,
  initializer_ones,
  initializer_orthogonal,
  initializer_random_normal,
  initializer_random_uniform,
  initializer_truncated_normal,
  initializer_variance_scaling,
  initializer_zeros
