code: def get_args_proj(self, prefix: Optional[str] = None) -> ArgProj:
      return ArgProj(
          args_dim=self.args_dim,
          domain_map=gluon.nn.HybridLambda(self.domain_map),
          prefix=prefix,
      )
  
imports: import math
  from typing import Optional, Tuple
  import numpy
  from mxnet import gluon
  from gluonts.core.component import validated
  from gluonts.mx import Tensor
  from .distribution import Distribution, _sample_multiple, getF
  from .distribution_output import ArgProj, DistributionOutput, AffineTransformedDistribution
label_desc: Use image node_id 2 for calling the LowrankMultivariateGaussianOutput obj's underlying member method code with example usage: obj.get_args_proj(prefix) and returns: ArgProj