Research Article

A Robust and Low-Complexity Gas Recognition Technique for On-Chip Tin-Oxide Gas Sensor Array

Table 1

Comparison of gas recognition results: PCA is used with a number of classical recognition techniques and compared to the proposed method. The recognition accuracy is reported in .

No. of PCA's axis23456789

KNN95.4598.1899.3299.7799.7799.7799.7799.77
MLP97.2797.9510099.7799.77100100100
RBF96.3696.5998.1898.4198.4198.4198.4198.41
GMM98.4999.55100100100100100100

No. of PCA's axis10111213141516

KNN99.7799.7799.7799.7799.7799.7799.77
MLP100100100100100100100
RBF98.6498.6498.6498.6498.6498.6498.64
GMM100100100100100100100

The proposed technique98.02