Efficient error estimation in quantum key distribution<xref ref-type="fn" rid="cpb140409fn1">*</xref>

Efficient error estimation in quantum key distribution*

Li Mo^a),^b), Patcharapong Treeviriyanupab^c), Zhang Chun-Mei^a),^b), Yin Zhen-Qiang^a),^b)†, Chen Wei^a),^b)‡, Han Zheng-Fu^a),^b)

Fig. 2. Simulation results of the PCM and TM. The sifted keys#cod#x2032; length for simulation is 5000 bits. The two lines illustrate the deviations of the two methods averaged over 3000 times. PCM outperforms the TM when the error rate is not very high, less than 6#cod#x0025;.