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Showing 3887 results for "ulf schlichtmann" · Preprint
Computer Science Preprint PDF DOI

End-to-End and Phase-Level Performance Optimization for Hyperledger Fabric

Pavan Sollu, Aniruddha Mukherjee, Divya Pulivarthi, S.R. Eshwar, Gugan Thoppe, Kshitij Pratihast, Tittu Varghese, Hrishikesh Nashikkar, Yogesh Simmhan · 2026

Hyperledger Fabric (HLF) is a modular, permissioned blockchain widely adopted in enterprise settings. Enhancing its throughput and latency remains challenging, as optimization decisions made in one ph…

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AI & Data Science Preprint PDF DOI

Lightweight Distillation of SAM 3 and DINOv3 for Edge-Deployable Individual-Level Livestock Monitoring and Longitudinal Visual Analytics

Haiyu Yang, Miel Hostens · 2026

Foundation-model pipelines for individual-level livestock monitoring -- combining open-vocabulary detection, promptable video segmentation, and self-supervised visual embeddings -- have raised the acc…

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AI & Data Science Preprint PDF DOI

Nonlinear Probabilistic Forecast Reconciliation

Anubhab Biswas, Lorenzo Zambon, Lorenzo Nespoli, Giorgio Corani · 2026

Forecast reconciliation adjusts independently generated forecasts so that they satisfy some known constraints. While probabilistic forecast reconciliation is well established for linear constraints, s…

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Engineering Preprint PDF DOI

Cooperative OFDM-ISAC Networks: Performance Analysis and Resource Allocation

Shoushuo Zhang, Rang Liu, Qian Liu, Ming Li · 2026

Cooperative integrated sensing and communication (ISAC) based on orthogonal frequency-division multiplexing (OFDM) enables network-wide sensing by exploiting the spatial diversity of multi-base-statio…

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Physics Preprint PDF DOI

Geometry-Based Neural-Network Prediction of Electron Localization Function Topology in Dense Hydrogen

Xiaoyu Wang, Miriam Marques, Sergio Gomez, Francesc Serratosa, Eva Zurek, Julia Contreras-Garcia · 2026

We develop a machine-learning framework to predict the electron localization function (ELF) of pure, dense hydrogen directly from atomic geometry, bypassing explicit electronic-structure calculations.…

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Physics Preprint PDF DOI

Structure Prediction and Bonding Analysis of B$_{18}$Ag$_2$ Clusters Featuring Double-Ring Motifs

Peter Ludwig Rodriguez-Kessler · 2026

The structural stability, electronic structure, and bonding characteristics of the silver-doped boron cluster B18Ag2 were investigated using density functional theory (DFT) combined with global optimi…

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Computer Science Preprint PDF DOI

At the Edge of the Heart: ULP FPGA-Based CNN for On-Device Cardiac Feature Extraction in Smart Health Sensors for Astronauts

Kazi Mohammad Abidur Rahman, Davis Rakhshan, Philipp Lutke, Laura Harms, Ulf Kulau · 2026

The convergence of accelerating human spaceflight ambitions and critical terrestrial health monitoring demands is driving unprecedented requirements for reliable, real-time feature extraction on extre…

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Physics Preprint PDF DOI

Naturally Resonant Emitters: Approaching Fundamental Antenna Limits

Damir Latypov · 2026

Antenna miniaturization remains a critical technological challenge across frequency scales - from microwave RF links in phones and wearables to VLF for underwater-to-air communications and ionospheric…

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Economics & Finance Preprint PDF DOI

Corporate Bond Yield Curve Modeling: A Rating-Based Regime-Switching Generalized CIR Approach

Maochun Xu, Yunqi Liang, Yi Hong · 2026

Persistent shifts in term-structure dynamics undermine the stability of single-regime models in long samples. We develop an arbitrage-free regime-switching generalized CIR (RS-GCIR) model that jointly…

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Computer Science Preprint PDF DOI

SEMA-SQL: Beyond Traditional Relational Querying with Large Language Models

Yin Lin, Tianjing Zeng, Zhongjun Ding, Rong Zhu, Bolin Ding, H. V. Jagadish, Jingren Zhou · 2026

Relational databases excel at structured data analysis, but real-world queries increasingly require capabilities beyond standard SQL, such as semantically matching entities across inconsistent names, …

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Computer Science Preprint PDF DOI

Scalable and Verifiable Federated Learning for Cross-Institution Financial Fraud Detection

Prajwal Panth, Nishant Nigam · 2026

The global financial ecosystem confronts a critical asymmetry: while fraud syndicates operate as borderless, distributed networks, banking institutions remain constrained by regulatory data silos, lim…

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Computer Science Preprint PDF DOI

Adversarial Malware Generation in Linux ELF Binaries via Semantic-Preserving Transformations

Lukas Hrdonka, Martin Jurecek · 2026

Malware development and detection have undergone significant changes in recent years as modern concepts, such as machine learning, have been used for both adversarial attacks and defense. Despite inte…

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Earth & Environmental Sciences Preprint PDF DOI

Optimal sensor placement for the reconstruction of ocean states using differentiable Gumbel-Softmax sampling operator

Oscar Chapron, Ronan Fablet, Yann Stephan · 2026

Accurately reconstructing and forecasting ocean fields from sparse observations is critical for both operational and scientific purposes. Optimizing sensor placement to maximize reconstruction skill r…

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Physics Preprint PDF DOI

Electronic and Vibrational Properties of On-Surface Synthesized Gulf-Edged Chiral Graphene Nanoribbons

Xuanchen Li, Amogh Kinikar, Vikas Sharma, Andres Ortega Guerrero, George F. S. Whitehead, Mickael Lucien Perrin, Carlo A. Pignedoli, Roman Fasel, Ashok Keerthi, Gabriela Borin Barin · 2026

On-surface synthesis enables the fabrication of graphene nanoribbons (GNRs) with atomic precision, allowing their electronic, optical, and magnetic properties to be tuned by engineering edge structure…

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AI & Data Science Preprint PDF DOI

"This Wasn't Made for Me": Recentering User Experience and Emotional Impact in the Evaluation of ASR Bias

Siyu Liang, Alicia Beckford Wassink · 2026

Studies on bias in Automatic Speech Recognition (ASR) tend to focus on reporting error rates for speakers of underrepresented dialects, yet less research examines the human side of system bias: how do…

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Engineering Preprint PDF DOI

Clinical Evaluation of a Tongue-Controlled Wrist Abduction-Adduction Assistance in a 6-DoF Upper-Limb Exoskeleton for Individuals with ALS and SCI

Juwairiya S. Khan, Mostafa Mohammadi, Alexander L. Ammitzb{o}ll, Ellen-Merete Hagen, Jakob Blicher Izabella Obal, Ana S. S. Cardoso, Oguzhan Kirtas, Rasmus L. K{ae}seler, John Rasmussen, Lotte N.S. Andreasen Struijk · 2026

Upper-limb exoskeletons (ULEs) have the potential to restore functional independence in individuals with severe motor impairments; however, the clinical relevance of wrist degrees of freedom (DoF), pa…

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AI & Data Science Preprint PDF DOI

StormNet: Improving storm surge predictions with a GNN-based spatio-temporal offset forecasting model

Noujoud Nader, Stefanos Giaremis, Clint Dawson, Carola Kaiser, Karame Mohammadiporshokooh, Hartmut Kaiser · 2026

Storm surge forecasting remains a critical challenge in mitigating the impacts of tropical cyclones on coastal regions, particularly given recent trends of rapid intensification and increasing nearsho…

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Computer Science Preprint PDF DOI

Efficient Arithmetic-and-Comparison Homomorphic Encryption with Space Switching

Erwin Eko Wahyudi, Yan Solihin, Qian Lou · 2026

Fully homomorphic encryption (FHE) enables computation on encrypted data without decryption, making it central to privacy-preserving applications. However, no existing scheme efficiently supports both…

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Engineering Preprint PDF DOI

A Tendon-Driven Wrist Abduction-Adduction Joint Improves Performance of a 5 DoF Upper Limb Exoskeleton -- Implementation and Experimental Evaluation

Juwairiya S. Khan, Mostafa Mohammadi, Alexander L. Ammitzb{o}ll, Ellen-Merete Hagen, Jakob Blicher, Izabella Obal, Ana S. S. Cardoso, Oguzhan Kirtas, Rasmus L. K{ae}seler, John Rasmussen, Lotte N.S. Andreasen Struijk · 2026

Wrist function is essential in performing activities of daily living (ADLs). However, there is limited experimental evidence on the functional impact of wrist Abduction-Adduction (Ab-Ad) joint assista…

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Physics Preprint PDF DOI

Thermal-fluctuator driven decoherence of an oscillator resonantly coupled to a two-level system

Thomas J. Antolin, Jonas Glatthard, Andrew D. Armour · 2026

Recent experiments on a range of engineered quantum systems have highlighted the important role of interacting two-level systems (TLSs) in modifying device properties and generating fluctuations. Focu…

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