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Showing 1740 results for "databases" in Engineering
Engineering Preprint PDF DOI

Analysis and Prediction of Coverage and Channel Rank for UAV Networks in Rural Scenarios with Foliage

Donggu Lee, Ozgur Ozdemir, Asokan Ram, Ismail Guvenc · 2025

Unmanned aerial vehicles (UAVs) are expected to play a key role in 6G-enabled vehicular-to-everything (V2X) communications requiring high data rates, low latency, and reliable connectivity for mission…

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Engineering Preprint PDF DOI

ASVspoof 5: Design, Collection and Validation of Resources for Spoofing, Deepfake, and Adversarial Attack Detection Using Crowdsourced Speech

Xin Wang, Hector Delgado, Hemlata Tak, Jee-weon Jung, Hye-jin Shim, Massimiliano Todisco, Ivan Kukanov, Xuechen Liu, Md Sahidullah, Tomi Kinnunen, Nicholas Evans, Kong Aik Lee, Junichi Yamagishi, Myeonghun Jeong, Ge Zhu, Yongyi Zang, You Zhang, Soumi Maiti, Florian Lux, Nicolas Muller, Wangyou Zhang, Chengzhe Sun, Shuwei Hou, Siwei Lyu, Sebastien Le Maguer, Cheng Gong, Hanjie Guo, Liping Chen, Vishwanath Singh · 2025

ASVspoof 5 is the fifth edition in a series of challenges which promote the study of speech spoofing and deepfake attacks as well as the design of detection solutions. We introduce the ASVspoof 5 data…

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Engineering Preprint PDF DOI

Hybrid Fingerprint-based Positioning in Cell-Free Massive MIMO Systems

Manish Kumar, Tzu-Hsuan Chou, Byunghyun Lee, Nicolo Michelusi, David J. Love, James V. Krogmeier · 2025

Recently, there has been an increasing interest in 6G technology for integrated sensing and communications, where positioning stands out as a key application. In the realm of 6G, cell-free massive mul…

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Engineering Preprint PDF DOI

Mixed extreme wave climate model for reanalysis databases

Roberto Minguez, Antonio Tomas, Fernando J. Mendez, Raul Medina · 2025

Hindcast or wave reanalysis databases (WRDB) constitute a powerful source with respect to instrumental records in the design of offshore and coastal structures, since they offer important advantages f…

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Engineering Preprint PDF DOI

Analysis of the Motion Sickness and the Lack of Comfort in Car Passengers

Estibaliz Asua, Jon Gutierrez-Zaballa, Oscar Mata-Carballeira, Jon Ander Ruiz, Ines del Campo · 2025

Advanced driving assistance systems (ADAS) are primarily designed to increase driving safety and reduce traffic congestion without paying too much attention to passenger comfort or motion sickness. Ho…

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Engineering Preprint PDF DOI

Language Modelling for Speaker Diarization in Telephonic Interviews

Miquel India, Javier Hernando, Jose A.R. Fonollosa · 2025

The aim of this paper is to investigate the benefit of combining both language and acoustic modelling for speaker diarization. Although conventional systems only use acoustic features, in some scenari…

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Engineering Preprint PDF DOI

Ultra-high resolution multimodal MRI densely labelled holistic structural brain atlas

Jose V. Manjon, Sergio Morell-Ortega, Marina Ruiz-Perez, Boris Mansencal, Edern Le Bot, Marien Gadea, Enrique Lanuza, Gwenaelle Catheline, Thomas Tourdias, Vincent Planche, Remi Giraud, Denis Riviere, Jean-Francois Mangin, Nicole Labra-Avila, Roberto Vivo-Hernando, Gregorio Rubio, Fernando Aparici, Maria de la Iglesia-Vaya, Pierrick Coupe · 2025

In this paper, we introduce a novel structural holistic Atlas (holiAtlas) of the human brain anatomy based on multimodal and high-resolution MRI that covers several anatomical levels from the organ to…

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Engineering Preprint PDF DOI

Real-Time Brain Tumor Detection in Intraoperative Ultrasound Using YOLO11: From Model Training to Deployment in the Operating Room

Santiago Cepeda, Olga Esteban-Sinovas, Roberto Romero, Vikas Singh, Prakash Shetty, Aliasgar Moiyadi, Ilyess Zemmoura, Giuseppe Roberto Giammalva, Massimiliano Del Bene, Arianna Barbotti, Francesco DiMeco, Timothy R. West, Brian V. Nahed, Ignacio Arrese, Roberto Hornero, Rosario Sarabia · 2025

Intraoperative ultrasound (ioUS) is a valuable tool in brain tumor surgery due to its versatility, affordability, and seamless integration into the surgical workflow. However, its adoption remains lim…

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Engineering Preprint PDF DOI

EDSep: An Effective Diffusion-Based Method for Speech Source Separation

Jinwei Dong, Xinsheng Wang, Qirong Mao · 2025

Generative models have attracted considerable attention for speech separation tasks, and among these, diffusion-based methods are being explored. Despite the notable success of diffusion techniques in…

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Engineering Preprint PDF DOI

Skull-stripping induces shortcut learning in MRI-based Alzheimer's disease classification

Christian Tinauer, Maximilian Sackl, Rudolf Stollberger, Reinhold Schmidt, Stefan Ropele, Christian Langkammer · 2025

Objectives: High classification accuracy of Alzheimer's disease (AD) from structural MRI has been achieved using deep neural networks, yet the specific image features contributing to these decisions r…

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Engineering Preprint PDF DOI

Slot-BERT: Self-supervised Object Discovery in Surgical Video

Guiqiu Liao, Matjaz Jogan, Marcel Hussing, Kenta Nakahashi, Kazuhiro Yasufuku, Amin Madani, Eric Eaton, Daniel A. Hashimoto · 2025

Object-centric slot attention is a powerful framework for unsupervised learning of structured and explainable representations that can support reasoning about objects and actions, including in surgica…

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Engineering Preprint PDF DOI

Multitask Auxiliary Network for Perceptual Quality Assessment of Non-Uniformly Distorted Omnidirectional Images

Jiebin Yan, Jiale Rao, Junjie Chen, Ziwen Tan, Weide Liu, Yuming Fang · 2025

Omnidirectional image quality assessment (OIQA) has been widely investigated in the past few years and achieved much success. However, most of existing studies are dedicated to solve the uniform disto…

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Engineering Preprint PDF DOI

Subjective and Objective Quality Assessment of Non-Uniformly Distorted Omnidirectional Images

Jiebin Yan, Jiale Rao, Xuelin Liu, Yuming Fang, Yifan Zuo, Weide Liu · 2025

Omnidirectional image quality assessment (OIQA) has been one of the hot topics in IQA with the continuous development of VR techniques, and achieved much success in the past few years. However, most s…

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Engineering Preprint PDF DOI

Automatic Live Music Song Identification Using Multi-level Deep Sequence Similarity Learning

Aapo Hakala, Trevor Kincy, Tuomas Virtanen · 2025

This paper studies the novel problem of automatic live music song identification, where the goal is, given a live recording of a song, to retrieve the corresponding studio version of the song from a m…

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Engineering Preprint PDF DOI

Implementation Pitfalls for Carbonate Mineral Dissolution -- a Technical Note

Fiona J. Weiss, Leon Keim, Kai Wendel, Holger Class · 2025

In systems with slow reaction kinetics, such as mineral dissolution processes, chemical equilibrium cannot be assumed and an accurate understanding of reaction rates is essential; discrepancies in par…

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Engineering Preprint PDF DOI

The Role of Machine Learning in Congenital Heart Disease Diagnosis: Datasets, Algorithms, and Insights

Khalil Khan, Farhan Ullah, Ikram Syed, Irfan Ullah · 2025

Congenital heart disease is among the most common fetal abnormalities and birth defects. Despite identifying numerous risk factors influencing its onset, a comprehensive understanding of its genesis a…

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Engineering Preprint PDF DOI

Automated monitoring of bee colony movement in the hive during winter season

Rostyslav Koroliuk, Vyacheslav Nykytyuk, Vitaliy Tymoshchuk, Veronika Soyka, Dmytro Tymoshchuk · 2025

In this study, we have experimentally modelled the movement of a bee colony in a hive during the winter season and developed a monitoring system that allows tracking the movement of the bee colony and…

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Engineering Preprint PDF DOI

NeuroSleepNet: A Multi-Head Self-Attention Based Automatic Sleep Scoring Scheme with Spatial and Multi-Scale Temporal Representation Learning

Muhammad Sudipto Siam Dip, Mohammod Abdul Motin, Chandan Karmakar, Thomas Penzel, Marimuthu Palaniswami · 2024

Objective: Automatic sleep scoring is crucial for diagnosing sleep disorders. Existing frameworks based on Polysomnography often rely on long sequences of input signals to predict sleep stages, which …

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Engineering Preprint PDF DOI

Uncertainty Quantified Deep Learning and Regression Analysis Framework for Image Segmentation of Skin Cancer Lesions

Elhoucine Elfatimi, Pratik Shah · 2024

Deep learning models (DLMs) frequently achieve accurate segmentation and classification of tumors from medical images. However, DLMs lacking feedback on their image segmentation mechanisms, such as Di…

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Engineering Preprint PDF DOI

Tandem spoofing-robust automatic speaker verification based on time-domain embeddings

Avishai Weizman, Yehuda Ben-Shimol, Itshak Lapidot · 2024

Spoofing-robust automatic speaker verification (SASV) systems are a crucial technology for the protection against spoofed speech. In this study, we focus on logical access attacks and introduce a nove…

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