1.
Guo J, Chen Q. Smart Course Construction for Signal Analysis and Processing: A Three-Dimensional Ecological Framework Based on Knowledge Graphs and AI Tutoring. AI Digital Technol. [Internet]. 2026 Sep. 28 [cited 2026 Oct. 4];3(4):65-71. Available from: https://soapubs.com/index.php/AIDT/article/view/2962