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Table 1 Computational complexity

From: Maximum a posteriori (MAP)-based tag estimation method for dynamic framed-slotted ALOHA (DFSA) in RFID systems

Estimation method

Computational complexity

The Vogt method

O(N−s s −2s c + 1)

MLE

O(N−s s −2s c + 1)

BPE

O | n ̂ BPE − n ¯ | + 2

MAP (with a uniform prior)

O((logc)F(c))

MAP (with a non-uniform prior)

O | n ̂ MAP − n ¯ | + 2