id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fusus-469	Heng, Elvina Chu Qing; Leo, Nikko; Ling, Ting Soon; Chua, Hong Siang; Lee, Hui En	Regression analysis and classification of temperature modulated metal oxide semiconductor gas sensors responses on flue gas	2025	15	.pdf	application/pdf	7152	371	48	These matrices provide a detailed view of each model’s ability to classify air quality samples into “Bad,” “Good,” and “Moderate” categories. Sustainability November 2025| Volume 03 | Issue 04 | Pages 32-46 39 For good air quality samples, as shown in Figure 15, the sensors maintain stable voltage levels below 2.5V, reflecting low concentrations of CO₂ and CO in the clean air.	cache/fusus-469.pdf	txt/fusus-469.txt