Abstract
Effective management of urban rail transit systems increasingly centers on short-term passenger flow prediction which is a key factor in operational scheduling decisions. The critical need to use existing infrastructure efficiently and avoid potential emergencies due to large crowd gatherings. The advancements in short-term passenger flow forecasting have become essential within the intelligent transportation system domain. Despite its importance, there is a prominent gap in research specifically addressing the prediction of various types of passenger flows in subway systems. To bridge the gap, the paper proposed an innovative integrated method combining CNN-LSTM and SVM with Wavelet Transform harnessing their collective strengths. The approach involves a multi-stage process. Initially, passenger flow data is dissected into high and low-frequency series using wavelet transform. In the prediction phase, CNN-LSTM and SVM techniques are employed to, respectively learn and forecast these high and low-frequency sequence. The final phase involves the reintegration of these various predicted sequences through wavelet transform. The integrated approach aims to provide a more accurate prediction of short-term passenger flows in urban rail transit catering to the specific demands of the complex and dynamic field. The analysis shows that the SVM based Wavelet Transform method outperforms the CNN-LSTM based Wavelet Transform method in terms of efficiency and accuracy. Both approaches achieve better results than classical prediction techniques for passenger flow prediction on evaluation metrics, i.e., MAPE (9.80% and 7.28%), VAPE (0.78% and 3.85%), RMSE (2.48% and 0.76%), MSE (14.86% and 4.65%), R2 (1.57% and 12.57%) and accuracy (85.00% and 90.00%) respectively.
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This study was funded by Soft Science Project of Science and Technology Department of Henan Province: Research on the Construction and Competitiveness Promotion of Cultural Tourism Circle in the Middle Reaches of the Yellow River, Project No: 222400410363.
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Xu, Q. Incorporating CNN-LSTM and SVM with wavelet transform methods for tourist passenger flow prediction. Soft Comput 28, 2719–2736 (2024). https://doi.org/10.1007/s00500-023-09592-w
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DOI: https://doi.org/10.1007/s00500-023-09592-w