Cultural Globalization: On the Reconstruction of Local Knowledge in Documentary Films on Non-Foreign Heritage in Henan, China

As the main medium for the dissemination of intangible cultural heritage, non-heritage documentary is an important carrier of cultural memory. Under the background of cultural globalization on the impact of local culture, the study introduces local knowledge into the reconstruction of non-heritage documentaries, analyzes a certain non-heritage documentary presenting the local rare plays in Henan from the perspective of local knowledge, and explores the creative expression of local knowledge in the documentary from multiple dimensions. In order to enhance the dissemination effect of non-heritage documentaries, online reviews of Henan non-heritage documentaries are collected and combined with LDA themes, Word2Vec algorithms, and improved K-means algorithms for audience demand mining. In addition, the FSQCA method is applied to explore the influencing factors of the dissemination effect of non-heritage documentaries. It was finally revealed that audiences have four types of needs for non-heritage documentaries, namely, emotional resonance, knowledge acquisition, self-realization and aesthetic acceptance, of which the first two accounted for 31.92% and 26.61% respectively, which are the most significant needs. Obtaining six grouping paths can explain 75.8% of the cases of high communication effect of Henan non-heritage documentaries. The analysis of this paper can provide ideas for the production and dissemination of Henan intangible cultural heritage documentaries, which can help in the inheritance and development of Henan intangible cultural heritage.