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<span class="CEURVOLNR">Vol-4047</span> <br>
<span class="CEURURN">urn:nbn:de:0074-4047-X</span>
<p class="unobtrusive copyright" style="text-align: justify">Copyright &copy; 2025 for 
the individual papers by the papers' authors. 
Copyright &copy; <span class="CEURPUBYEAR">2025</span> for the volume
as a collection by its editors.
This volume and its papers are published under the
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<h1><a href="https://ipin-conference.org/2025/"><span class="CEURVOLACRONYM">IPIN-WCAL 2025</span></a><br>
<span class="CEURVOLTITLE">Indoor Positioning and Indoor Navigation - Workshop for Computing &amp; Advanced Localization 2025</span></h1>
<br>

<h3>
<span class="CEURFULLTITLE">Proceedings of the Workshop for Computing &amp; Advanced Localization at the Fifteenth International Conference on Indoor Positioning and Indoor Navigation, September 15-18, 2025, Tampere, Finland</span><br>
co-located with 15th International Conference on Indoor Positioning and Indoor Navigation (<span class="CEURCOLOCATED">IPIN 2025</span>)<br>
</h3>
<h3><span class="CEURLOCTIME">Tampere, Finland, September 15 - 18, 2025</span>.</h3> 


<br>
<b> Edited by </b>

<h3>
   <a href="https://researchportal.tuni.fi/en/persons/lucie-klus"><span class="CEURVOLEDITOR">Lucie Klus</span></a> <sup>1</sup><br>
   <a href="https://www.polyu.edu.hk/aae/people/academic-staff/dr-zhang-guohao/"><span class="CEURVOLEDITOR">Guohao Zhang</span></a> <sup>2</sup>
</h3>

<sup>1</sup> <a href="https://www.tuni.fi/en">Tampere University</a>,
  Faculty of Information Technology and Communication Sciences, Tampere, Finland<br>
<sup>2</sup> <a href="https://www.polyu.edu.hk/en/">The Hong Kong Polytechnic University</a>,
  Department of Aeronautical and Aviation Engineering, Hung Hom, Kowloon, Hong Kong SAR<br>
  <br>

<hr>

<br><br><br>

<div class="CEURTOC">
<h2> Table of Contents </h2>

<ul>
<li id="preface">
<A href="preface.pdf">Preface</A><BR>
Summary: There were <span class="CEURSUBMITTEDPAPERS">38</span> papers submitted for peer-review to this workshop. Out of these, 
<span class="CEURACCEPTEDPAPERS">33</span> short papers were accepted for this volume.
</li>
</ul>
<BR>


<h3><span class="CEURSESSION">Session 1: Research papers </span></h3>

<ul>

<li id="short1"><a href="short1.pdf"><span class="CEURTITLE">Design of Signal Quality Test Module for Ground Verification System of Satellite Based Augmentation System (SBAS)</span></a>
<br>
<span class="CEURAUTHOR">Inone Joo</span>, 
<span class="CEURAUTHOR">Cheon Sig Sin</span>, 
<span class="CEURAUTHOR">Jae Hwan Bong</span>, 
<span class="CEURAUTHOR">Seongkyun Jeong</span>
</li>

<li id="short2"><a href="short2.pdf"><span class="CEURTITLE">3-D Location System Employing BLE and Frequency- Scanned Antennas</span></a>
<br>
<span class="CEURAUTHOR">Jose Antonio Lopez Pastor</span>, 
<span class="CEURAUTHOR">Antonio David Hernandez Mateos</span>, 
<span class="CEURAUTHOR">Alejandro Gil Martínez</span>, 
<span class="CEURAUTHOR">Astrid Algaba Brazález</span>, 
<span class="CEURAUTHOR">José Luis Gómez Tornero</span>
</li>

<li id="short3"><a href="short3.pdf">
<span class="CEURTITLE">A Structured Survey of Client-Based and Client-Assisted Localization for Underground Environments</span></a>
<br>
<span class="CEURAUTHOR">Benny Platte</span>, 
<span class="CEURAUTHOR">Marc Ritter</span>, 
<span class="CEURAUTHOR">Christian Roschke</span>
</li>

<li id="short4"><a href="short4.pdf">
<span class="CEURTITLE">Enhanced Radio-SLAM Algorithm Using Building Geometry Constraints</span></a>
<br>
<span class="CEURAUTHOR">Zhen LYU</span>, 
<span class="CEURAUTHOR">Guohao Zhang</span>
</li>

<li id="short5"><a href="short5.pdf">
<span class="CEURTITLE">Studies: A Managed Solution for Standardized, Scalable, Privacy‑First Smartphone Sensor Data Collection for Indoor Positioning Research</span></a>
<br>
<span class="CEURAUTHOR">Kelvin Tsz Hei Choi</span>
</li>

<li id="short6"><a href="short6.pdf">
<span class="CEURTITLE">Adaptive Dynamic Adjustment Kalman Filter (ADA-KF) for Robust Clock Synchronization in High-Mobility Wireless Environments</span></a>
<br>
<span class="CEURAUTHOR">Xiao Jiang</span>, 
<span class="CEURAUTHOR">Zhongliang Deng</span>, 
<span class="CEURAUTHOR">Songfeng Yang</span>, 
<span class="CEURAUTHOR">Mingyang Ma</span>
</li>

<li id="short7"><a href="short7.pdf">
<span class="CEURTITLE">Particle Filter-Based Indoor Localization with Learning Based PDR and Monocular Depth-Aided BIM Matching</span></a>
<br>
<span class="CEURAUTHOR">Pravin Kumar Jaisawal</span>, 
<span class="CEURAUTHOR">Youness Dehbi</span>, 
<span class="CEURAUTHOR">Harald Sternberg</span>
</li>

<li id="short8"><a href="short8.pdf">
<span class="CEURTITLE">From Research to App: Personalized Inertial Navigation for the Visually Impaired</span></a>
<br>
<span class="CEURAUTHOR">Tommy Moisan</span>, 
<span class="CEURAUTHOR">Hanyuan Fu</span>, 
<span class="CEURAUTHOR">Valerie Renaudin</span>, 
<span class="CEURAUTHOR">Mohamad Issam Sayyaf</span>
</li>

<li id="short9"><a href="short9.pdf">
<span class="CEURTITLE">Large Scale Point Cloud Semantic Segmentation for Indoor Digital Twin Generation</span></a>
<br>
<span class="CEURAUTHOR">Johann Nikolai Hark</span>, 
<span class="CEURAUTHOR">Bernd Schaeufele</span>, 
<span class="CEURAUTHOR">Ilja Radusch</span>
</li>

<li id="short10"><a href="short10.pdf">
<span class="CEURTITLE">Smartphone-Based Attitude-Unconstrained Pedestrian Dead Reckoning System with Positioning Adjustment using Wi-Fi Fingerprinting</span></a>
<br>
<span class="CEURAUTHOR">Lingming Yu</span>, 
<span class="CEURAUTHOR">Constantina Isaia</span>, 
<span class="CEURAUTHOR">Wenyu Cai</span>, 
<span class="CEURAUTHOR">Michalis P. Michaelides</span>
</li>

<li id="short11"><a href="short11.pdf">
<span class="CEURTITLE">OAM: Object-Aware Memory and Vision-Language Models for Zero-Shot Object Navigation</span></a>
<br>
<span class="CEURAUTHOR">Jiahui Wang</span>, 
<span class="CEURAUTHOR">Wen Liu</span>, 
<span class="CEURAUTHOR">ZhongLiang Deng</span>
</li>

<li id="short12"><a href="short12.pdf">
<span class="CEURTITLE">Movement Direction Estimation for Smartwatches in Diverse Exercise via Inertial–GNSS Fusion</span></a>
<br>
<span class="CEURAUTHOR">Jae Hong Lee</span>, 
<span class="CEURAUTHOR">Chan Gook Park</span>
</li>

<li id="short13"><a href="short13.pdf">
<span class="CEURTITLE">FCI-AEKF: A Robust GNSS/5G Hybrid Positioning Framework with Dynamic Motion and Noise Adaptation</span></a>
<br>
<span class="CEURAUTHOR">JianQing Wang</span>, 
<span class="CEURAUTHOR">Zhongliang Deng</span>, 
<span class="CEURAUTHOR">Fen Qiu</span>, 
<span class="CEURAUTHOR">Mingyang Ma</span>, 
<span class="CEURAUTHOR">Shan Xu</span>
</li>

<li id="short14"><a href="short14.pdf">
<span class="CEURTITLE">Range-Angle Likelihood Maps for Indoor Positioning Using Deep Neural Networks</span></a>
<br>
<span class="CEURAUTHOR">Muhammad Ammad</span>, 
<span class="CEURAUTHOR">Paul Schwarzbach</span>, 
<span class="CEURAUTHOR">Michael Schultz</span>, 
<span class="CEURAUTHOR">Oliver Michler</span>
</li>

<li id="short15"><a href="short15.pdf">
<span class="CEURTITLE">Stride Length Estimation Using Ultra-Wide Band (UWB) Sensors Aided by Inertial Sensors</span></a>
<br>
<span class="CEURAUTHOR">Ashwani Kumar</span>, 
<span class="CEURAUTHOR">Kourosh Khoshelham</span>, 
<span class="CEURAUTHOR">Salil Goel</span>
</li>

<li id="short16"><a href="short16.pdf">
<span class="CEURTITLE">ABeL: A Customizable Open-Source Framework for Evaluating 3D Terrestrial Positioning Algorithms</span></a>
<br>
<span class="CEURAUTHOR">Simon Huh</span>, 
<span class="CEURAUTHOR">Tristan Itschner</span>, 
<span class="CEURAUTHOR">Niclas Zeller</span>
</li>

<li id="short17"><a href="short17.pdf">
<span class="CEURTITLE">Comparative Evaluation of Sensor-Based PDR and Visual SLAM for Smartphone-Based Indoor Positioning</span></a>
<br>
<span class="CEURAUTHOR">Philipp Fiedler</span>
</li>

<li id="short18"><a href="short18.pdf">
<span class="CEURTITLE">6-DoF Optical Positioning System with RSS-AoA Measurements and Harmony Search Refinement</span></a>
<br>
<span class="CEURAUTHOR">Elena Aparicio-Esteve</span>, 
<span class="CEURAUTHOR">David Molto</span>, 
<span class="CEURAUTHOR">Alvaro Hernandez</span>, 
<span class="CEURAUTHOR">Jesus Urena</span>
</li>

<li id="short19"><a href="short19.pdf">
<span class="CEURTITLE">Synchronization of DJI Tello Group Flights Indoors</span></a>
<br>
<span class="CEURAUTHOR">Olha Pohudina</span>, 
<span class="CEURAUTHOR">Antonietta Sivo</span>, 
<span class="CEURAUTHOR">Nicola Cordeschi</span>, 
<span class="CEURAUTHOR">Luigi Alfredo Grieco</span>, 
<span class="CEURAUTHOR">Michele Lagioia</span>
</li>

<li id="short20"><a href="short20.pdf">
<span class="CEURTITLE">Dense Ground Truth for Indoor Localization Competitions: Foot-mounted IMU-Enhanced Evaluation</span></a>
<br>
<span class="CEURAUTHOR">Antonio R. Jimenez Ruiz</span>, 
<span class="CEURAUTHOR">Joaquín Torres-Sospedra</span>, 
<span class="CEURAUTHOR">Luisa Ruiz-Ruiz</span>
</li>

<li id="short21"><a href="short21.pdf">
<span class="CEURTITLE">LEO Satellite Orbit Study to Improve SOOP-based Positioning Precision</span></a>
<br>
<span class="CEURAUTHOR">Hugo Renaud</span>, 
<span class="CEURAUTHOR">Fernando J. Álvarez</span>
</li>

<li id="short22"><a href="short22.pdf">
<span class="CEURTITLE">High-Precision Camera-enabled Visible Light Positioning System with Enhanced LED Recognition</span></a>
<br>
<span class="CEURAUTHOR">Bugao Liu</span>, 
<span class="CEURAUTHOR">Dingyu Ge</span>, 
<span class="CEURAUTHOR">Zhigang Ma</span>, 
<span class="CEURAUTHOR">Xiaodong Liu</span>, 
<span class="CEURAUTHOR">Zhenghai Wang</span>, 
<span class="CEURAUTHOR">Xun Zhang</span>
</li>

<li id="short23"><a href="short23.pdf">
<span class="CEURTITLE">Graphic Optimization Method of Crowdsourcing Trajectories Using Geomagnetic Field and Map Loop Closures</span></a>
<br>
<span class="CEURAUTHOR">Zilin Hong</span>, 
<span class="CEURAUTHOR">Wen Li</span>
<span class="CEURAUTHOR">Yupeng Xia</span>
<span class="CEURAUTHOR">Dongyan Wei</span>
<span class="CEURAUTHOR">Ge Shen</span>
</li>

<li id="short24"><a href="short24.pdf">
<span class="CEURTITLE">A Modular Prompting Framework for AI-Guided Unobtrusive User Engagement in Crowd-Powered Indoor Positioning with Semantic Knowledge Graphs and GPT-4-Based LLMs</span></a>
<br>
<span class="CEURAUTHOR">Ahmed Mansour</span>
</li>

<li id="short25"><a href="short25.pdf">
<span class="CEURTITLE">Effective Indoor Navigation in a Metro System and Dependency on the Positioning Precision</span></a>
<br>
<span class="CEURAUTHOR">Mikołaj Piotr Domagalski</span>, 
<span class="CEURAUTHOR">Jerzy Jastrzębiec-Jankowski</span>
</li>

<li id="short26"><a href="short26.pdf">
<span class="CEURTITLE">Study of BLE6 Ranging Performance in a Utility Basement</span></a>
<br>
<span class="CEURAUTHOR">Tim Ulsamer</span>, 
<span class="CEURAUTHOR">Christian Mazur</span>, 
<span class="CEURAUTHOR">Stefan Knauth</span>
</li>

<li id="short27"><a href="short27.pdf">
<span class="CEURTITLE">Battery Efficiency in Vision-Based Indoor Navigation: Energy Considerations in NaVIP</span></a>
<br>
<span class="CEURAUTHOR">Jun Yu</span>, 
<span class="CEURAUTHOR">Yitian Yang</span>, 
<span class="CEURAUTHOR">Mushu Li</span>, 
<span class="CEURAUTHOR">Vinod Namboodiri</span>
</li>

<li id="short28"><a href="short28.pdf">
<span class="CEURTITLE">Doors as Visual Landmarks for Indoor Positioning</span></a>
<br>
<span class="CEURAUTHOR">Miroslav Opiela</span>
</li>

</ul>

<h3><span class="CEURSESSION">Session 2: Work-in-Progress papers </span></h3>

<ul>


<li id="short29"><a href="short29.pdf">
<span class="CEURTITLE">Optimized 6G ISAC Beamforming for Target Detection and Localization</span></a>
<br>
<span class="CEURAUTHOR">Behzod Mukhiddinov</span>, 
<span class="CEURAUTHOR">Di He</span>, 
<span class="CEURAUTHOR">Wenxian Yu</span>
</li>

<li id="short30"><a href="short30.pdf">
<span class="CEURTITLE">Accurate and Precise Acoustic Positioning Using Simultaneous Transmission of Phase-shifted Pulses</span></a>
<br>
<span class="CEURAUTHOR">Masanari Nakamura</span>, 
<span class="CEURAUTHOR">Konatsu Abe</span>, 
<span class="CEURAUTHOR">Hiromichi Hashizume</span>, 
<span class="CEURAUTHOR">Masanori Sugimoto</span>
</li>

<li id="short31"><a href="short31.pdf">
<span class="CEURTITLE">Step Counting by Optimum Fusion of IMU Sensor Measurements</span></a>
<br>
<span class="CEURAUTHOR">Constantina Isaia</span>, 
<span class="CEURAUTHOR">Michalis P. Michaelides</span>
</li>

<li id="short32"><a href="short32.pdf">
<span class="CEURTITLE">Study of Monopulse-Antenna System for Angle Estimation in Analog Domain</span></a>
<br>
<span class="CEURAUTHOR">Miroslav Hutár</span>, 
<span class="CEURAUTHOR">Alejandro Gil-Martinez</span>, 
<span class="CEURAUTHOR">José Antonio Lopez-Pastor</span>, 
<span class="CEURAUTHOR">Peter Brida</span>, 
<span class="CEURAUTHOR">José Luis Gómez Tornero</span>
</li>

<li id="short33"><a href="short33.pdf">
<span class="CEURTITLE">A Noble Probabilistic RF Fingerprinting Method by Using Multiple MNO's Cellular Signals on Smart Watch</span></a>
<br>
<span class="CEURAUTHOR">Youngsu Cho</span>, 
<span class="CEURAUTHOR">Juil Jeon</span>, 
<span class="CEURAUTHOR">Jungho Lee</span>, 
<span class="CEURAUTHOR">Sunsim Chun</span>, 
<span class="CEURAUTHOR">Jinah Kang</span>
</li>

</ul>





</div>


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<span class="unobtrusive">
2025-09-26: submitted by Lucie Klus, 
            metadata incl. bibliographic data published under <A HREF="https://creativecommons.org/publicdomain/zero/1.0/">Creative Commons CC0</A><br>
<span class="CEURPUBDATE">2025-09-30</span>: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073)
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