Mobile Computing Lab.
Publications
Academic Publications of Mobile Computing Lab (MCLab)., The University of Osaka
AY 2026
Journal Papers
Isotonic and Conformal Calibration for Bayesian Optimization in RIS Systems
Heetae Jin, Hyuckjin Choi, Dong Chan Park, Jaehan Joo, Sumin Jeong
IEEE Wireless Communications Letters
CROSS-Net: Region-Agnostic Taxi-Demand Prediction Using Feature Disentanglement
Ren Ozeki, Haruki Yonekura, Aidana Baimbetova, Hamada Rizk, Hirozumi Yamaguchi
IEEE Transactions on Intelligent Transportation Systems
International Conference Papers
A Permutation-based Non-sequential Diffusion Model for Solving Constrained VRP
Riku Nakao, Akihito Hiromori, Hamada Rizk and Hirozumi Yamaguchi
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Riverside, California, USA
A Spatiotemporal Operating System for Urban Air Mobility
Hamada Rizk and Mario A. Nascimento
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Riverside, California, USA
An Efficient Transportation Mode Detection System Using Limited Cellular Signals
Mostafa Atlam, Hamada Rizk, Khaled A. Harras, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Riverside, California, USA
Loc-Erase: Spatially-Aware Federated Unlearning for Wi-Fi-Based Indoor Localization
Mostafa Gaafar, Omar Saqr, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Riverside, California, USA
When Cross-Modal Distillation Can’t Help: A Recoverability Diagnosis of WiFi RTT to RSS Positioning
Omar Saqr, Mostafa Gaafar, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, Riverside, California, USA
The Rise of Personal Trackers as the Next Infrastructure for Ubiquitous Positioning
Mohamed Ibrahim, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (GeoIndustry), Riverside, California, USA
CropSelf: Self-Supervised Spatial Keypoint Learning for Under-Canopy Agricultural Robot Navigation
Yasmina Mahdy, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SRC), Riverside, California, USA
SkyWeave: Spatiotemporal Airspace Weaving for Dynamic Urban Air Mobility
Ebram Hebesh, Mostafa Khaira, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SRC), Riverside, California, USA
GraphFi: Zero-Shot Cross-Building Vertical Localization with Spatial Graph Transformers
Ebtsam Zyada, Yomna Yasser, Hamada Rizk, and Moustafa Youssef
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SRC), Riverside, California, USA
Spatially Grounded LLM–NMPC Navigation for Human-Shared Environments
Xuqing Liu, Hamada Rizk, and Hirozumi Yamaguchi
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SRC), Riverside, California, USA
CareRoute: Constraint-Horizon-Aware Neural Routing for Accessible Urban Mobility
Riku Nakao, Akihito Hiromori, Hamada Rizk and Hirozumi Yamaguchi
34th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SRC), Riverside, California, USA
Toward Reliable Vehicular Connectivity: A City-Scale Radio Map Generator based on 3D Urban Geometry
Fukuharu Tanaka, Takamasa Higuchi, Masaki Takanashi, Tatsuya Amano, Hamada Rizk, Akira Uchiyama, Akihito Hiromori, Hirozumi Yamaguchi
2026 Gangneung ITS World Congress
Resource-Aware Model Selection for Scalable Indoor Localization on HPC Platforms
Fukuharu Tanaka, Hamada Rizk, Moustafa Youssef, and Hirozumi Yamaguchi
38th IEEE/SBC International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2026), 2026.
Accurate and Lightweight Floor Localization with Limited Cellular Information
Mostafa Atlam, Hamada Rizk, Khaled A. Harras, and Moustafa Youssef
ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies — UbiComp/ISWC 2026 Companion, Shanghai, China,
Mitigating Knock-on Delays in High-Density Urban Railways: A Proactive Holding Strategy under Uncertain Sensing
Yuki Maekawa, Akira Uchiyama, Hirozumi Yamaguchi
IEEE Intelligent Transportation Systems Conference – ITSC 2026
Pedestrian-Aware LLM-Driven Behavioral Planning for Autonomous Vehicles
Aidana Baimbetova, Haruki Yonekura, Hamada Rizk, Hirozumi Yamaguchi
IEEE Intelligent Transportation Systems Conference – ITSC 2026
HPC-Based Parameter Space Exploration for Dense Picosat Formation Flying Toward Direct-to-Device Communications
Sodai Joshin, Fukuharu Tanaka, Tatsuya Amano, Akira Uchiyama, Akihito Hiromori, Hirozumi Yamaguchi, Sumio Morioka, Takahiro Inagawa
The 35th Congress of the International Council of the Aeronautical Sciences (ICAS)
Maneuver- and Delay-Robust Distributed Satellite SSA via Spatio-Temporal Graph Forecasting
Hamada Rizk, Hirozumi Yamaguchi
The 35th Congress of the International Council of the Aeronautical Sciences (ICAS)
Cross-Modal Supervision for mmWave Radar-Based Swiftlet Localization in Cluttered Environments
Kudo Hiroki, Rizk Hamada, Made Dirgantara, Ota Takahiro, Chama NALISHUWA, Akira Uchiyama
The 23rd IEEE International Conference on Ubiquitous Intelligence and Computing
SkyTwin: A City-Scale Digital Twin for Safe and Governable Urban Air Mobility
Hamada Rizk, Hirozumi Yamaguchi
The 2026 IEEE International Conference on Digital Twin
Real-Time Predictive Crowd Twin Platform by Efficient Data Assimilation
Atsuhiro Yano, Tatsuya Amano, Hirozumi Yamaguchi
IEEE 50th Annual Computers, Software, and Applications Conference (COMPSAC), 2026, pp. 1363-1372
Physics-Integrated Contrastive Learning for Trustworthy Cross-Region Landslide Prediction
Ren Ozeki, Hamada Rizk, Hirozumi Yamaguchi
IEEE COMPSAC 2026
Surrogate-Guided Graph Policy Learning for Real-Time Coordination of Mobile Agents
Hamada Rizk, Yui Maruyama, Akira Uchiyama, Akihito Hiromori, Hirozumi Yamaguchi, Sumio Morioka, Takahiro Inagawa
The 27th IEEE International Conference on Mobile Data Management
Learning Displacement-Robust Representations for Landslide Early Warning under Rainfall Forecast Uncertainty
Ren Ozeki, Hamada Rizk, Hirozumi Yamaguchi
The 27th IEEE International Conference on Mobile Data Management
Human-Flow Digital Twin for Predicting the Effects of Mobility Introduction on Visitor Circulation
Chiharu Shima, Haruki Yonekura, Fukuharu Tanaka, Tatsuya Amano, Hirozumi Yamaguchi
The 27th IEEE International Conference on Mobile Data Management
MambaLoc: Lightweight Indoor Localization Using Cross-Modal Knowledge Distillation
Mohab Bahnassy, Omar Saqr, Hamada Rizk, Moustafa Youssef
The 27th IEEE International Conference on Mobile Data Management
Accelerating Large-Scale Federated Graph Foundation Model Pre-training for Secure Sensing via Hierarchical Parallelism
Shih-Yu Lai, Fukuharu Tanaka, Hamada Rizk, Hirozumi Yamaguchi, Bing-Yu Chen
ISC High Performance 2026
A Simulation-based Framework for Dynamic Light Pollution Prediction in Urban Air Mobility
Ying Chieh Wang, Tatsuya Amano, Hirozumi Yamaguchi
2026 IEEE International Conference on Smart Computing (SmartComp), Messina, Italy, 2026, pp. 136-143
Japanese Domestic Conference Papers
Bluetooth Channel Soundingを用いた自己相関に基づく呼吸数推定手法の提案
中田裕也, Erdélyi Viktor, 李超然, 加藤健志, 内山彰
電子情報通信学会 コミュニケーションシステム研究会（CS2026-27）
ヒューマノイドロボットによる環境センシングのSim-to-Realに向けた評価基盤の構築
田中 元気，亀山 陽平，天野 辰哉，山口 弘純
マルチメディア,分散,協調とモバイル (DICOMO2026) シンポジウム論文集 , 2026年6月
Low-RCS Target Detection in ISAC Using a 3D U-Net on Range-Azimuth-Doppler Tensors
Kosuke Yamakubo，Heetae Jin，Akira Uchiyama
マルチメディア,分散,協調とモバイル (DICOMO2026) シンポジウム論文集 , 2026年6月
Wi-Fi CSIを用いた屋内ドローンのプロペラ回転数推定の飛行時性能評価
高尾 悠太，Erdélyi Viktor，尾原 和也，村上 友規，岸野 泰恵，Anh-Van Ho，内山 彰
マルチメディア,分散,協調とモバイル (DICOMO2026) シンポジウム論文集 , 2026年6月
避難誘導支援に向けた選択的再シミュレーションによるリアルタイム屋内人流予測
矢野 敦大，天野 辰哉，山口 弘純
マルチメディア,分散,協調とモバイル (DICOMO2026) シンポジウム論文集 , 2026年6月
3Dガウシアン表現に基づく動的都市環境の通信品質予測手法の検討
恩田 源太，樋口 雄大，高梨 昌樹，田中 福治，天野 辰哉，Hamada Rizk，内山 彰，廣森 聡仁，山口 弘純
マルチメディア,分散,協調とモバイル (DICOMO2026) シンポジウム論文集 , 2026年6月
［ポスター講演］生成AIを用いた危険予測とテレビ・スマートフォン連携に基づく集団避難支援システムの実証
米倉 晴紀, 中尾 陸, 廣森 聡仁, 山口 弘純
サイバーライフラインに関する分野横断型研究会専門委員会（HCL）（2026年6月研究会）
［ポスター講演］四脚ロボット用いた自律的なトマト農園デジタルツイン化に関する検討
矢野 敦大, 天野 辰哉, リズク ハマダ, 内山 彰, 廣森 聡仁, 山口 弘純
サイバーライフラインに関する分野横断型研究会専門委員会（HCL）（2026年6月研究会）
［ポスター講演］大規模言語モデルを用いた観光回遊デジタルツインの高度化に関する検討
田中 福治, 島 千晴, 米倉 晴紀, 天野 辰哉, 山口 弘純
サイバーライフラインに関する分野横断型研究会専門委員会（HCL）（2026年6月研究会）
［ポスター講演］作物列の時空間デジタルツイン構築に向けた自由視点画像生成技術の検討
米倉 晴紀, ムズマラ ヤミカニ, 天野 辰哉, リズク ハマダ, 内山 彰, 廣森 聡仁, 山口 弘純
サイバーライフラインに関する分野横断型研究会専門委員会（HCL）（2026年6月研究会）
データ放送を用いたテレビ・スマートフォン連携による自治体情報提示および避難支援システムの実証
矢野健太郎, 篠原篤将, 坂本哲也, 米倉晴紀, 山口弘純
第 207 回マルチメディア通信と分散処理 (DPS)
Hierarchical Radiation Pattern Optimization for Formation Flying Phased Array Antennas
辻凌平, 内山彰, リズクハマダ, 山口弘純, 森岡澄夫, 稲川貴大
第 207 回マルチメディア通信と分散処理 (DPS)
Surrogate-Based Dynamic Risk Mapping of Light Pollution for Urban Air Mobility
Ying Chieh Wang, Tatsuya Amano，Hirozumi Yamaguchi
第 105 回高度交通システムとスマートコミュニティ (ITS)
制約違反抑制機構を組み込んだ多制約配車問題に対する学習型最適化手法
中尾陸，廣森聡仁，山口弘純
第 119 回モバイルコンピューティングと新社会システム (MBL)
不確実な降雨予測に基づいた土砂災害予測手法の提案
小関廉，Hamada Rizk，山口弘純
第 119 回モバイルコンピューティングと新社会システム (MBL)
Expert異常を考慮したMoE-LLMの経路選択と生成挙動の初期検討
米倉晴紀, 山口弘純
第 207 回マルチメディア通信と分散処理 (DPS)
Invited Talks
Intelligent Spaces: Smart Computing in the Age of Generative and Agentic AI
Antonio Puliafito, Hirozumi Yamaguchi, Daniela Nicklas, Carlo Vallati
IEEE SmartComp 2026