Research Article
Estimating Network Flow Length Distributions via Bayesian Nonnegative Tensor Factorization
Algorithm 4
Variational Bayes algorithm.
| (1) | function ThinNTF_VB (, S, ) | | | //Randomly initialize factors and latent tensor | | (2) | ⟵ RandInit () | | (3) | repeat | | (4) | Calculate and as in equations (21)–(23). | | (5) | Calculate and similarly. | | (6) | Calculate and similarly. | | (7) | Calculate as in equation (24). | | (8) | Calculate similarly. | | (9) | Calculate similarly. | | (10) | Calculate as in equation (19). | | (11) | Calculate lower bound | | (12) | until Max iterations are reached or lower bound converged | | (13) | return F, H, D, |
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