Table 1.

Distribution of benchmark sensor drift dataset from UCSD.

Batch ID	Month	Acetone	Acetaldehyde	Ethanol	Ethylene	Ammonia	Toluene
Batch 1	1,2	90	98	83	30	70	74
Batch 2	3,4,8–10	164	334	100	109	532	5
Batch 3	11~13	365	490	216	240	275	0
Batch 4	14,15	64	43	12	30	12	0
Batch 5	16	28	40	20	46	63	0
Batch 6	17~20	514	574	110	29	606	467
Batch 7	21	649	662	360	744	630	568
Batch 8	22,23	30	30	40	33	143	18
Batch 9	24,30	61	55	100	75	78	101
Batch 10	36	600	600	600	600	600	600