Expertini Research Research

Browse Research Papers

300+ open-access research outputs.

โœ• Clear
๐Ÿ” jaak simm ๐Ÿ“‚ Engineering
Showing 300 results for "jaak simm" in Engineering
Engineering Preprint PDF DOI

DOT-Sim: Differentiable Optical Tactile Simulation with Precise Real-to-Sim Physical Calibration

Yang You, Won Kyung Do, Aiden Swann, Rika Antonova, Monroe Kennedy, Leonidas Guibas ยท 2026

Simulating optical tactile sensors presents significant challenges due to their high deformability and intricate optical properties. To address these issues and enable a physically accurate simulationโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

FeatureFox: Sample-Efficient Panoptic Graph Segmentation for Machining Feature Recognition in B-Rep 3D-CAD Models

Bertram Fuchs, Altay Kacan, Aaron Haag, Oliver Lohse ยท 2026

Automatic feature recognition (AFR) on B-Rep 3D-CAD models is central to CAD/CAM automation, yet most learning-based methods are complex, data-hungry, and evaluate instance grouping and semantic labelโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

SEP Analysis of Quantized SIMO Systems with M-PSK over Correlated Fading Channels

Amila Ravinath, Bikshapathi Gouda, Italo Atzeni, Antti Tolli ยท 2026

The average symbol error probability (SEP) of a phase-quantized single-input multiple-output system with M-ary phase-shift keying modulation and maximum ratio combining (MRC) is analyzed under correlaโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Matrix-Free Galerkin Multigrid Solver and Failure-Mode Screen for Single-GPU 3D SIMP Linear Systems

Shaoliang Yang, Jun Wang, Yunsheng Wang ยท 2026

Large 3D SIMP studies require repeated elasticity solves for density-dependent operators whose finest matrices are expensive to assemble and whose conditioning degrades under high contrast. We study tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

GPU-Native Multi-Area State Estimation via SIMD Abstraction and Boundary Condensation

Yifei Xu, Yuzhang Lin ยท 2026

Power system state estimation (SE) is foundational for grid monitoring, yet conventional centralized solvers face increasing computational pressure as the system scale and real-time requirements grow.โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

PREVENT-JACK: Context Steering for Swarms of Long Heavy Articulated Vehicles

Adrian Baruck, Michael Dube, Christoph Steup, Sanaz Mostaghim ยท 2026

In this paper, we aim to extend the traditional point-mass-like robot representation in swarm robotics and instead study a swarm of long Heavy Articulated Vehicles (HAVs). HAVs are kinematically constโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Matrix-Free 3D SIMP Topology Optimization with Fused Gather-GEMM-Scatter Kernels

Shaoliang Yang, Jun Wang, Yunsheng Wang ยท 2026

The matrix-free gather-batched-GEMM-scatter pattern eliminates global stiffness assembly for three-dimensional SIMP topology optimization, but the conventional three-stage implementation forces avoidaโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

FLASH: Fast Learning via GPU-Accelerated Simulation for High-Fidelity Deformable Manipulation in Minutes

Siyuan Luo, Bingyang Zhou, Chong Zhang, Xin Liu, Zhenhao Huang, Gang Yang, Zhengtao Han, Xiaotian Hu, Eric Yang, Rymon Yu, Ziqiu Zeng, Fan Shi ยท 2026

Simulation frameworks such as Isaac Sim have enabled scalable robot learning for locomotion and rigid-body manipulation; however, contact-rich simulation remains a major bottleneck for deformable objeโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Keep It CALM: Toward Calibration-Free Kilometer-Level SLAM with Visual Geometry Foundation Models via an Assistant Eye

Tianjun Zhang, Fengyi Zhang, Tianchen Deng, Lin Zhang, Hesheng Wang ยท 2026

Visual Geometry Foundation Models (VGFMs) demonstrate remarkable zero-shot capabilities in local reconstruction. However, deploying them for kilometer-level Simultaneous Localization and Mapping (SLAMโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Mechanistic Analysis of Sim-and-Real Co-Training in Generative Robot Policies

Yu Lei, Minghuan Liu, Abhiram Maddukuri, Zhenyu Jiang, Yuke Zhu ยท 2026

Co-training, which combines limited in-domain real-world data with abundant surrogate data such as simulation or cross-embodiment robot data, is widely used for training generative robot policies. Desโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

ViserDex: Visual Sim-to-Real for Robust Dexterous In-hand Reorientation

Arjun Bhardwaj, Maximum Wilder-Smith, Mayank Mittal, Vaishakh Patil, Marco Hutter ยท 2026

In-hand object reorientation requires precise estimation of the object pose to handle complex task dynamics. While RGB sensing offers rich semantic cues for pose tracking, existing solutions rely on mโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Semantic Feature Multiple Access Empowered Integrated Learning and Communication Networks

Jiaxiang Wang, Zhouxiang Zhao, Yahao Ding, Zhijin Qin, Zhaohui Yang, Mingzhe Chen, Mohammad Shikh-Bahaei ยท 2026

Integrated learning and communication (ILAC) unifies learned transceivers with radio resource management, where semantic feature multiple access (SFMA) enables paired users to superpose their learned โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

SIM1: Physics-Aligned Simulator as Zero-Shot Data Scaler in Deformable Worlds

Yunsong Zhou, Hangxu Liu, Xuekun Jiang, Xing Shen, Yuanzhen Zhou, Hui Wang, Baole Fang, Yang Tian, Mulin Yu, Qiaojun Yu, Li Ma, Hengjie Li, Hanqing Wang, Jia Zeng, Jiangmiao Pang ยท 2026

Robotic manipulation with deformable objects represents a data-intensive regime in embodied learning, where shape, contact, and topology co-evolve in ways that far exceed the variability of rigids. Alโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

RichMap: A Reachability Map Balancing Precision, Efficiency, and Flexibility for Rich Robot Manipulation Tasks

Yupu Lu, Yuxiang Ma, Jia Pan ยท 2026

This paper presents RichMap, a high-precision reachability map representation designed to balance efficiency and flexibility for versatile robot manipulation tasks. By refining the classic grid-based โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Relay-Assisted Activation-Integrated SIM for Wireless Physical Neural Networks

Meng Hua, Deniz Gunduz ยท 2026

Wireless physical neural networks (WPNNs) have emerged as a promising paradigm for performing neural computation directly in the physical layer of wireless systems, offering low latency and high energโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Data is All You Need: Markov Chain Car-Following (MC-CF) Model

Sungyong Chung, Yanlin Zhang, Nachuan Li, Dana Monzer, Alireza Talebpour ยท 2026

Car-following behavior is fundamental to traffic flow theory, yet traditional models often fail to capture the stochasticity of naturalistic driving. This paper introduces a new car-following modelingโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Large Language Models as Optimization Controllers: Adaptive Continuation for SIMP Topology Optimization

Shaoliang Yang, Jun Wang, Yunsheng Wang ยท 2026

We present a framework in which a large language model (LLM) acts as an online adaptive controller for SIMP topology optimization, replacing conventional fixed-schedule continuation with real-time, stโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

RAFL: Generalizable Sim-to-Real of Soft Robots with Residual Acceleration Field Learning

Dong Heon Cho, Boyuan Chen ยท 2026

Differentiable simulators enable gradient-based optimization of soft robots over material parameters, control, and morphology, but accurately modeling real systems remains challenging due to the sim-tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Towards Certified Sim-to-Real Transfer via Stochastic Simulation-Gap Functions

P Sangeerth, Abolfazl Lavaei, Pushpak Jagtap ยท 2026

This paper introduces the notion of stochastic simulation-gap function, which formally quantifies the gap between an approximate mathematical model and a high-fidelity stochastic simulator. Since contโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Offshore oil and gas platform dynamics in the North Sea, Gulf of Mexico, and Persian Gulf: Exploiting the Sentinel-1 archive

Robin Spanier, Thorsten Hoeser, John Truckenbrodt, Felix Bachofer, Claudia Kuenzer ยท 2026

The increasing use of marine spaces by offshore infrastructure, including oil and gas platforms, underscores the need for consistent, scalable monitoring. Offshore development has economic, environmenโ€ฆ

Read Paper โ†’
Page 1 of 15 Next โ†’