An Adaptive Lossless Data Compression Scheme for Wireless Sensor Networks

Table 7

Compression performance comparison between ALDC with other recent lossless compression schemes.

Data set	Compression ratio (CR) %
	LEC	S-LZW	ALDC with block size of 32	ALDC with block size of 48
LU84 TEMP	70.81	48.99	73.87	73.94
FN101 TEMP	65.39	30.35	67.44	67.48
LG20 TEMP	53.83	22.02	56.86	56.90
LU84 RH	62.86	31.24	65.50	65.54
FN101 RH	62.95	36.27	66.28	66.33
LG20 RH	48.67	21.93	52.80	52.87
Seismic data	69.72	43.33	73.41	73.38