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Engineering Preprint PDF DOI

Robust Distributed Sub-Optimal Coordination of Linear Agents with Uncertain Input Nonlinearities

Takumi Namba ยท 2026

In this paper, we study robust distributed sub-optimal coordination of linear agents subject to input nonlinearities. Inspired by the robust agreement literature, we formulate a bounded distributed suโ€ฆ

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Engineering Preprint PDF DOI

Ray Tracing-Enabled Digital Twin for RIS Phase Optimization: Implementation and Experimental Validation

Omer Lutfu Karakelle, Sefa Kayrakl{i}k, Ibrahim Hokelek, Ali Gorcin, Halim Yan{i}komeroglu ยท 2026

Determining the optimal phase configurations of reconfigurable intelligent surface (RIS) elements typically requires complex channel estimation procedures with high pilot overhead, creating a bottleneโ€ฆ

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Quantitative Verification of Constrained Occupation Time for Stochastic Discrete-time Systems

Bai Xue, Peixin Wang, C.-H. Luke Ong ยท 2026

This paper addresses the quantitative verification of constrained occupation time in stochastic discrete-time systems, focusing on the probability of visiting a target set at least $k$ times while maiโ€ฆ

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Engineering Preprint PDF DOI

Locomotion of an Elastic Snake Robot via Natural Dynamics

Tristan Ehlert, Arne Sachtler, Annika Schmidt, Davide Calzolari, Alin Albu-Schaffer ยท 2026

Nature suggests that exploiting the elasticities and natural dynamics of robotic systems could increase their locomotion efficiency. Prior work on elastic snake robots supports this hypothesis, but haโ€ฆ

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Engineering Preprint PDF DOI

SpaceDex: Generalizable Dexterous Grasping in Tiered Workspaces

Wensheng Wang, Chuanjun Guo, Wei Wei, Tong Wu, Ning Tan ยท 2026

Generalizable grasping with high-degree-of-freedom (DoF) dexterous hands remains challenging in tiered workspaces, where occlusion, narrow clearances, and height-dependent constraints are substantiallโ€ฆ

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Engineering Preprint PDF DOI

StableIDM: Stabilizing Inverse Dynamics Model against Manipulator Truncation via Spatio-Temporal Refinement

Kerui Li, Zhe Jing, Xiaofeng Wang, Zheng Zhu, Yukun Zhou, Guan Huang, Dongze Li, Qingkai Yang, Huaibo Huang ยท 2026

Inverse Dynamics Models (IDMs) map visual observations to low-level action commands, serving as central components for data labeling and policy execution in embodied AI. However, their performance degโ€ฆ

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Engineering Preprint PDF DOI

ST-$\pi$: Structured SpatioTemporal VLA for Robotic Manipulation

Chuanhao Ma, Hanyu Zhou, Shihan Peng, Yan Li, Tao Gu, Luxin Yan ยท 2026

Vision-language-action (VLA) models have achieved great success on general robotic tasks, but still face challenges in fine-grained spatiotemporal manipulation. Typically, existing methods mainly embeโ€ฆ

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OFlow: Injecting Object-Aware Temporal Flow Matching for Robust Robotic Manipulation

Kuanning Wang, Ke Fan, Chenhao Qiu, Zeyu Shangguan, Yuqian Fu, Yanwei Fu, Daniel Seita, Xiangyang Xue ยท 2026

Robust robotic manipulation requires not only predicting how the scene evolves over time, but also recognizing task-relevant objects in complex scenes. However, existing VLA models face two limitationโ€ฆ

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Periodic Steady-State Control of a Handkerchief-Spinning Task Using a Parallel Anti-Parallelogram Tendon-driven Wrist

Lei Liu, Haonan Zhang, Huahang Xu, Zefan Zhang, Lulu Chang, Lei Lv, Andrew Ross McIntosh, Kai Sun, Zhenshan Bing, Jiahong Dong, Fuchun Sun ยท 2026

Spinning flexible objects, exemplified by traditional Chinese handkerchief performances, demands periodic steady-state motions under nonlinear dynamics with frictional contacts and boundary constraintโ€ฆ

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Joint Phase Noise and Off-Grid Channel Estimation for AFDM Systems via Sparse Bayesian Learning

You Xu, Huaijin Zhang, Lixia Xiao, Guanghua Liu, Zilong Liu ยท 2026

In practical affine frequency division multiplexing (AFDM) systems, the intricate coupling of oscillator phase noise (PN) and off-grid fractional shifts traps conventional estimators in a severe high-โ€ฆ

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Symbol-Level Mask-Compliant Hybrid Precoding for Multi-User MIMO-OFDM Systems

Navid Reyhanian, Parisa Ramezani, Emil Bjornson ยท 2026

Millimeter-wave (mmWave) technology is a crucial enabler for next-generation networks because it offers substantially greater available bandwidth. mmWave multiple-input multiple-output (MIMO) systems โ€ฆ

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Low-Complexity Learning-Based Beamforming for Ultra-Massive MIMO THz Communications

Sourabh Solanki, Abuzar Babikir Mohammad Adam, Chandan Kumar Sheemar, Zaid Abdullah, Eva Lagunas, George C. Alexandropoulos, Symeon Chatzinotas ยท 2026

Terahertz (THz) communications have emerged as a key technology for escalating data rates in future generation wireless networks. However, severe propagation losses at THz frequencies pose significantโ€ฆ

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Driving risk emerges from the required two-dimensional joint evasive acceleration

Hao Cheng, Yanbo Jiang, Wenhao Yu, Rui Zhou, Jiang Bian, Keyu Chen, Zhiyuan Liu, Heye Huang, Hailun Zhang, Fang Zhang, Jianqiang Wang, Sifa Zheng ยท 2026

Most autonomous driving safety benchmarks use time-to-collision (TTC) to assess risk and guide safe behaviour. However, TTC-based methods treat risk as a one-dimensional closing problem, despite the iโ€ฆ

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DART: Learning-Enhanced Model Predictive Control for Dual-Arm Non-Prehensile Manipulation

Autrio Das, Shreya Bollimuntha, Madala Venkata Renu Jeevesh, Keshab Patra, Tashmoy Ghosh, Nagamanikandan Govindan, Arun Kumar Singh, K Madhava Krishna ยท 2026

What appears effortless to a human waiter remains a major challenge for robots. Manipulating objects nonprehensilely on a tray is inherently difficult, and the complexity is amplified in dual-arm settโ€ฆ

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SYMBOLIZER: Symbolic Model-free Task Planning with VLMs

Sami Azirar, Zlatan Ajanovic, Hermann Blum ยท 2026

Traditional Task and Motion Planning (TAMP) systems depend on physics models for motion planning and discrete symbolic models for task planning. Although physics model are often available, symbolic moโ€ฆ

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Kill-Probability-Maximization Guidance: Breaking from the Miss-Distance-Minimization Paradigm

Liraz Mudrik, Yaakov Oshman ยท 2026

Classical guidance laws aim at minimizing the miss distance, thus implicitly determining the minimum warhead lethality radius required against nominal targets. However, nonnominal targets or scenariosโ€ฆ

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Memory Centric Power Allocation for Multi-Agent Embodied Question Answering

Chengyang Li, Shuai Wang, Kejiang Ye, Weijie Yuan, Boyu Zhou, Yik-Chung Wu, Chengzhong Xu, Huseyin Arslan ยท 2026

This paper considers multi-agent embodied question answering (MA-EQA), which aims to query robot teams on what they have seen over a long horizon. In contrast to existing edge resource management methโ€ฆ

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Optimally Bridging Semantics and Data: Generative Semantic Communication via Schr\"odinger Bridge

Dahua Gao, Ruichao Liu, Minxi Yang, Shuai Ma, Youlong Wu, Guangming Shi ยท 2026

Generative Semantic Communication (GSC) is a promising solution for image transmission over narrow-band and high-noise channels. However, existing GSC methods rely on long, indirect transport trajectoโ€ฆ

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ReFineVLA: Multimodal Reasoning-Aware Generalist Robotic Policies via Teacher-Guided Fine-Tuning

Tuan Van Vo, Tan Q. Nguyen, Khang Nguyen, Nhat Xuan Tran, Duy H. M. Nguyen, An T. Le, Ngo Anh Vien, Minh Nhat Vu ยท 2026

Vision-Language-Action (VLA) models have gained much attention from the research community thanks to their strength in translating multimodal observations with linguistic instructions into desired robโ€ฆ

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Movable-Antenna Enabled Robust Vehicular Consumer Networks Under Imperfect CSI

Xuhui Zhang, Chunjie Wang, Wenchao Liu, Huijun Xing, Jinke Ren, Zheng Xing, Yanyan Shen ยท 2026

The accelerating advancement of intelligent transportation systems has established consumer-oriented vehicular networks (CVNs) as a critical infrastructure for next-generation connected mobility. Howeโ€ฆ

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