Phongthakun, N., Watcharapalakorn, A., Wanitchollakit, N., Dendumrongkul, B., Wanitchollakit , P., Kongsareekul, C., Rimcharoen, S. and Leelathakul, N. 2025. Cost-Ecient Sequential Predictions with a Hybrid Method of Topological Sorting and Boosting: A Case Study on LDPE-Property Prediction. ECTI Transactions on Computer and Information Technology (ECTI-CIT). 19, 2 (Apr. 2025), 220–233. DOI:https://doi.org/10.37936/ecti-cit.2025192.260242.