Joint Range-Doppler-Angle Estimation for OFDM-Based RadCom System via Tensor Decomposition

Algorithm 1

Tensor rank-1 approximation via TPM.

Input: Tensor , , maximum

number of iterations , number of initializations

1:  for    to    do

2:  Initialize unit vectors  , , and as

   Option 1: random initialization.

   Option 2: Preset values or the last estimated results.

3:  for    to    do

4:     ,

  ,

  .

5:    end for

6:  end for

7:  Choose in

that correspond to the largest .

8:  Amplitude estimation:

9:  return