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Journal : Journal of Science and Applicative Technology

Regional Validation Coastal Sea Level Anomaly Estimation from Altimetry Satellite and Tide Gauges Data using Fuzzy Inference System: A Case Study Around Natuna Seas Permana, Rizki Dimas; Gaol, Jonson Lumban; Irawati, Febri Dwi; Rohman, Tefur Nur; Badri, Rizty Maulida
Journal of Science and Applicative Technology Vol. 8 No. 2 (2024): Journal of Science and Applicative Technology December Chapter
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM), Institut Teknologi Sumatera, Lampung Selatan, Lampung, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35472/jsat.v8i2.1851

Abstract

The validation of waveform retracking analyses with Fuzzy Inferences system, which was previously developed to optimize the estimation of sea surface height (SSHs), particularly in coastal locations, is presented in this study. The fuzzy inference system has been tested and validated in the Natuna Sea, Indonesia, where altimetry waveforms varied based on water conditions. Validation was performed by comparing the waveform retracking result of Jason-3 data with in-situ tide gauge data and geoid. The validation of waveform retracking data for sea level anomaly (SLA) estimate against tidal data demonstrates that the waveform retracking with a fuzzy inference system is more accurate than previous approaches. Waveform retracking with fuzzy inference system is able to produce an average temporal correlation of 0.75-0.89 and RMSE between 0.15-0.17 m. The waveform retracking combined with a fuzzy inference system can improve SLA estimation accuracy in nearshore up to 4 km from the coastline. The results indicate that retracking with fuzzy inference system has the potential to be used in other complicated oceans.
Co-Authors . Hendrawan Achmad Fachruddin-Syah Achmad Fachrudin Syah Agnestesya Manuputty Agustin Rustam Al Hakim, Muhammad Abdul Ghofur Alam, Al Fajar Amelius Andi Mansawan Anggi Tiarasani Ar-ridhaty Akita, Erliantina Armanda Bambang Sadhotomo Bisman Nababan Charles Parningotan Haratua Simanjuntak Cheung, William W.L. Dendy Mahabror Dessy Berlianty Diki Zulkarnaen Djisman Manurung Domu Simbolon Dony Kushardono Dony Kushardono Dortje Theodora Silubun Ega Putra Fadli Syamsudin Fahriansyah Fahriansyah Farahdillah, Reyhanniza Ekka Fery Kurniawan Fitriani, Sarah Putri Harold J.D. Waas Harold J.D.Waas Hawis H Madduppa Herlambang Aulia Rachman Heron Surbakti I Wayan Nurjaya Indra Jaya Indra Jaya Indra Jaya Iqoh Faiqoh Irawati, Febri Dwi James Parlindungan Panjaitan Jordan Tito Lubis Khairul Amri Marisa Mei Ling Marlis Yulianto Maya Eria Br Sinurat Michelia Mashita Muh. Adhim Adrian Muhammad Sudibjo Mujizat Kawaru Muklis Muklis Mukti Zainuddin Nabilla Dhani Amanda Nadela Rista Apriliya Nazal, Muhammad Faris NEVIATY PUTRI ZAMANI Noor, Hariansyah Noya, Theo Imanuel Nurmawati Nurmawati Nurzeha, Ridwan Nyoman M N Natih Rayhan Nuris Reygondeau, Gabriel Risti Endriani Arhatin Riza Aitiando Pasaribu Rizki Dimas Permana Rizty Maulida Badri Rohman, Tefur Nur Sarah Putri Fitriani Septiyan Firmansyah Setyo Budi Susilo Suhita, Ni Putu Asri Ratna Syamsul Bahri Agus, Syamsul Bahri Teguh Prayogo Teh, Lydia van Beek, Ruben Vincentius P Siregar Widya Octavia Wildan Tino Yuli Naulita Yustie Amanda Zainal Arifin Zainal Arifin