"Research on "Trinity" Academic Guidance System of Local Application-oriented Undergraduate Colleges under the Background of Digitalization"

With the rapid development of digitalization and informatization, data analysis skills have become an indispensable core competence in many industries. For local applied undergraduate colleges, building a scientific and effective academic guidance system, with career planning as the guide, combined with academic guidance and practical ability training, is the key to enhance students' employment competitiveness. This paper uses SPSS statistical software to analyze the academic data of students in local applied undergraduate colleges, Evaluation of Students' Academic Ability by Decision tree Algorithm, and discusses how to build a trinity academic guidance system based on career planning academic ability and practical ability under the digital background. Through empirical research, this paper puts forward a series of concrete suggestions and measures, aiming at providing reference for the academic guidance of local applied undergraduate colleges.