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EXPLAINABLE FORECASTING OF APPAREL AND FOOTWEAR TRADE VALUES: FEATURE ATTRIBUTION IN A LEAKAGE-SAFE TIME-BASED FRAMEWORK Ridwan Dwi Irawan; Marta Ardiyanto; Ringgo Ismoyo Buwono; Adam Sasando
Proceeding of the International Conference Health, Science And Technology (ICOHETECH) 2026: Proceeding of the 7th International Conference Health, Science And Technology (ICOHETECH)
Publisher : LPPM Universitas Duta Bangsa Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47701/t4gg6j55

Abstract

Accurate trade-value forecasts are increasingly required to be not only precise but also interpretable, so that model outputs can be audite d before informing trade and logistics decisions. This study extends a previously validated leakage-safe forecasting framework for Indonesia's apparel and footwear commodities (HS 61, HS 62, HS 63, and HS 64) by adding formal feature attribution to the best-performing model. Monthly trade values from Statistics Indonesia (BPS) covering January 2017 to March 2026 were modeled using nineteen predictors spanning historical lags, rolling statistics, calendar-seasonal signals, and exogenous variables, under a strict chronological train-validation-test protocol. Random Forest, the strongest model in the prior comparison with a holdout MAPE of 22.7746 percent, ahead of Extra Trees Regression at 22.9469 percent and SARIMA at 28.9794 percent, is interpreted using permutation importance and SHapley Additive exPlanations (SHAP). Attribution results show that contribute most to out-of-sample predictions, while exogenous variables. The framework demonstrates that accuracy and transparency can be obtained jointly on official trade statistics.
Co-Authors Aan Ardana Pangestu Abdul Harits, Muhammad Adam sasando Agus Fatkhurohman Akbar Pratama, Hamzah Aldio Tri Bangkit Sanjaya Alva Hendi Muhammad Amelia, Dinda Anjarwati, Pipin Antoni DM, Nikolas Aprilisa Arum Sari Aprilla Addivi Tiar Almashinta Ardean Risqi Laksono Ardiyanto, Marta Artdelia Pingkan Salsabilla Ayu Setyowati, Sintiya Brilliant Firdaus, Azkha Buwono, Ringgo Ismoyo Cahyani Adzania Rani Miftahul Jannah Choirul Ananda, Naufal Dian Dian Dwi Setyawati Dwi Hartanti Eko Purwanto Elisabet Christina Endarwati Ema Utami Esti Dwi Rahmawati Fathoni, Syahrul Agung FAULINDA ELY NASTITI Febrian Fitiraldy Fu’ad Na’im Nurfattah Gilang Pramudito, Vincensius Ihza Yuzar Vianda, Rizqi Ika Putri Pujianti, Ika Putri Pujianti Imanuel, Christian Indra Kristiawan, Yohanes Intan Rahmawati Kresna Agung Yudhianto Marta Ardiyanto Marta Ardiyanto Maulana Akbar, Reza Maulindar, Joni Muh Adha Muh Adha Muhamad Paliya Sadana Muhammad Abdul Harist Muhammad Ilham ‘Aziiz Alfarobi Muhammad Paliya Sadana Nailurrizqi, Adistya Nibras Faiq Muhammad Nibras Faiq Muhammad Nugroh, Heri Nur Aini Faza Nur Rohman, Sofyan Nurmalitasari Nurmalitasari Nurmalitasari Oktaviana Az Zahra, Erika Permatasari, Hanifah Pipin Widyaningsih Pramono Pramono Pramono Pratama, Dika Adi Rahmaning Umiadi, Amara Ridlo Fauzi Rakhmadiant Rifa'i, Ahmad Ringgo Ismoyo Buwono Riyadsyah, Deprinico Rizqy Alfiansyah, Rafif Rudi Susanto Salwa Nurussyifa Satria Yudha, Rafiq Satrio Atmojo, Fattah Setiawan, Stevania Shalikashilla Tiaramadhan, Faiza Sidik Prasetyo, Sidik Sofa Marwati Sopingi Sopingi Stevania Setiawan Suryanti, Ika Syarif , Muhammad Tri Hartanti, Ninik Ulfarida Miftakhul Jannah Vanessa Adelita Nareswari Viery, Andrean Vivi Apriya Mardani Wiji Lestari Yoga Saputra, Muchammad Zitnaa Dhiaaul Kusnaa Washilatul Arba’ah Zitnaa Dhiaaul Kusnaa Washilatul Arba’ah