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🔍 sam greydanus 📂 Engineering 📄 Preprint
Showing 1165 results for "sam greydanus" in Engineering · Preprint
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 · 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 label…

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Engineering Preprint PDF DOI

Robustness Evaluation of a Foundation Segmentation Model Under Simulated Domain Shifts in Abdominal CT: Implications for Health Digital Twin Deployment

Sanghati Basu · 2026

Foundation segmentation models such as the Segment Anything Model (SAM) have demonstrated strong generalization across natural images; however, their robustness under clinically realistic medical imag…

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Engineering Preprint PDF DOI

CRC-SAM: SAM-Based Multi-Modal Segmentation and Quantification of Colorectal Cancer in CT, Colonoscopy, and Histology Images

Daniel Lao · 2026

We present CRC-SAM, a unified framework for colorectal cancer segmentation across colonoscopy, CT, and histopathology images. Unlike prior single-modality methods, CRC-SAM provides consistent, modalit…

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Engineering Preprint PDF DOI

Neuro-Symbolic Manipulation Understanding with Enriched Semantic Event Chains

Fatemeh Ziaeetabar · 2026

Robotic systems operating in human environments must reason about how object interactions evolve over time, which actions are currently being performed, and what manipulation step is likely to follow.…

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Engineering Preprint PDF DOI

CKM Beyond Channel Gain: Spatial Correlation Map Construction with Deep Learning

Z. Chen, S. Fu, Y. Zeng, X. Xu, Z. Wei · 2026

Channel knowledge map (CKM) is a promising technique to achieve environment-aware wireless communication and sensing. Constructing the complete CKM based on channel knowledge observations at sparse lo…

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Engineering Preprint PDF DOI

Lightweight Low-SNR-Robust Semantic Communication System for Autonomous Driving

Ruixing Ren, Minjie Wei, Junhui Zhao · 2026

Image transmission for vehicle-to-vehicle collaborative perception in autonomous driving faces challenges including limited on-board terminal resources, time-varying wireless channel fading, and poor …

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Engineering Preprint PDF DOI

A Gesture-Based Visual Learning Model for Acoustophoretic Interactions using a Swarm of AcoustoBots

Alex Lin, Lei Gao, Narsimlu Kemsaram, Sriram Subramanian · 2026

AcoustoBots are mobile acoustophoretic robots capable of delivering mid-air haptics, directional audio, and acoustic levitation, but existing implementations rely on scripted commands and lack an intu…

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Engineering Preprint PDF DOI

Warm-Start Quantum Approximate Optimization Algorithm for QAM MIMO Data Detection

Soumyadip Paul, Sourav Banerjee, Debanjan Bhowmik, Neel Kanth Kundu · 2026

Data detection in large-scale multiple-input multiple-output (MIMO) systems with higher-order quadrature amplitude modulation (QAM) remains a challenging problem due to the exponential complexity of t…

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Engineering Preprint PDF DOI

Quasi-Constant Modulus Design for Nonlinearity-Tolerant Geometric Shaped Four Dimensional Modulation Format

Junzhe Xiao, Zekun Niu, Lyu Li, Minghui Shi, Weisheng Hu, Lilin Yi · 2026

In this paper, the quasi-constant modulus (QCM) property is analyzed and leveraged in the design of nonlinearity-tolerant four-dimensional (4D) modulation formats. Accordingly, we propose a family of …

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Engineering Preprint PDF DOI

Structural Misalignment in Financial Transmission Rights

Erich Trieschman, Saurabh Amin · 2026

Financial Transmission Rights (FTRs) enable electricity market participants to hedge congestion risk in Day Ahead Market (DAM) operations, but for the market to be solvent, Independent System Operator…

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Engineering Preprint PDF DOI

A Rapid Deployment Pipeline for Autonomous Humanoid Grasping Based on Foundation Models

Yifei Yan, Yankai Liao, Linqi Ye · 2026

Deploying a humanoid robot to manipulate a new object has traditionally required one to two days of effort: data collection, manual annotation, 3D model acquisition, and model training. This paper pre…

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Engineering Preprint PDF DOI

Dual-Modal Lung Cancer AI: Interpretable Radiology and Microscopy with Clinical Risk Integration

Baramee Sukumal, Aueaphum Aueawatthanaphisut · 2026

Lung cancer remains one of the leading causes of cancer-related mortality worldwide. Conventional computed tomography (CT) imaging, while essential for detection and staging, has limitations in distin…

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Engineering Preprint PDF DOI

Dual-Radio BLE-LoRa Hierarchical Mesh for Infrastructure-Free Emergency Communication

Andrii Vakhnovskyi · 2026

We present a dual-radio hierarchical mesh architecture for infrastructure-free emergency communication that exploits the complementary strengths of Bluetooth Low Energy (BLE) and LoRa. Nodes equipped …

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Engineering Preprint PDF DOI

CBAM-Enhanced DenseNet121 for Multi-Class Chest X-Ray Classification with Grad-CAM Explainability

Utsho Kumar Dey · 2026

Pneumonia remains a leading cause of childhood mortality worldwide, with a heavy burden in low-resource settings such as Bangladesh where radiologist availability is limited. Most existing deep learni…

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Engineering Preprint PDF DOI

SentinelSphere: Integrating AI-Powered Real-Time Threat Detection with Cybersecurity Awareness Training

Nikolaos D. Tantaroudas, Ilias Karachalios, Andrew J. McCracken · 2026

The field of cybersecurity is confronted with two interrelated challenges: a worldwide deficit of qualified practitioners and ongoing human-factor weaknesses that account for the bulk of security inci…

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Engineering Preprint PDF DOI

Compiling OpenSCENARIO 2.1 for Scenario-Based Testing in CARLA

Thoshitha Gamage, Lasanthi Gamage · 2026

While the ASAM OpenSCENARIO 2.1 Domain-Specific Language (DSL) enables declarative, intent-driven authoring for Scenario-Based Testing (SBT), its integration into open-source simulators like CARLA rem…

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Engineering Preprint PDF DOI

Pickalo: Leveraging 6D Pose Estimation for Low-Cost Industrial Bin Picking

Alessandro Tarsi, Matteo Mastrogiuseppe, Saverio Taliani, Simone Cortinovis, Ugo Pattacini · 2026

Bin picking in real industrial environments remains challenging due to severe clutter, occlusions, and the high cost of traditional 3D sensing setups. We present Pickalo, a modular 6D pose-based bin-p…

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Engineering Preprint PDF DOI

Temporal Derivative Soft-Sensing and Reconstructing Solar Radiation and Heat Flux from Common Environmental Sensors

Neksha DeSilva · 2026

Modern methods of environmental monitoring are deficient in the lack of ability to take measurements of energy flows since traditional readings involve capturing parameters such as temperature, pressu…

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Engineering Preprint PDF DOI

Sim2Real-AD: A Modular Sim-to-Real Framework for Deploying VLM-Guided Reinforcement Learning in Real-World Autonomous Driving

Zilin Huang, Zhengyang Wan, Zihao Sheng, Boyue Wang, Junwei You, Yue Leng, Sikai Chen · 2026

Deploying reinforcement learning policies trained in simulation to real autonomous vehicles remains a fundamental challenge, particularly for VLM-guided RL frameworks whose policies are typically lear…

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Engineering Preprint PDF DOI

AdaLoRA-QAT: Adaptive Low-Rank and Quantization-Aware Segmentation

Prantik Deb, Srimanth Dhondy, N. Ramakrishna, Anu Kapoor, Raju S. Bapi, Tapabrata Chakraborti · 2026

Chest X-ray (CXR) segmentation is an important step in computer-aided diagnosis, yet deploying large foundation models in clinical settings remains challenging due to computational constraints. We pro…

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