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๐Ÿ” memory ๐Ÿ“‚ Engineering
Showing 3601 results for "memory" in Engineering
Engineering Preprint PDF DOI

Graph-Based Spatio-temporal Attention and Multi-Scale Fusion for Clinically Interpretable, High-Fidelity Fetal ECG Extraction

Chang Wang, Ming Zhu, Shahram Latifi, Buddhadeb Dawn, Shengjie Zhai ยท 2025

Congenital Heart Disease (CHD) is the most common neonatal anomaly, highlighting the urgent need for early detection to improve outcomes. Yet, fetal ECG (fECG) signals in abdominal ECG (aECG) are ofteโ€ฆ

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Engineering Preprint PDF DOI

Ground-Aware Octree-A* Hybrid Path Planning for Memory-Efficient 3D Navigation of Ground Vehicles

Byeong-Il Ham, Hyun-Bin Kim, Kyung-Soo Kim ยท 2025

In this paper, we propose a 3D path planning method that integrates the A* algorithm with the octree structure. Unmanned Ground Vehicles (UGVs) and legged robots have been extensively studied, enablinโ€ฆ

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Engineering Preprint PDF DOI

Globally Asymptotically Stable Trajectory Tracking of Underactuated UAVs using Geometric Algebra

Ignacio Rubio Scola, Omar Alejandro Garcia Alcantara, Steven Sandoval, Eduardo Steed Espinoza Quesada, Hernan Haimovich, Luis Rodolfo Garcia Carrillo ยท 2025

This paper employs Geometric Algebra (GA) tools to model the dynamics of objects in 3-dimensional space, serving as a proof of concept to facilitate control design for trajectory tracking in underactuโ€ฆ

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Engineering Preprint PDF DOI

Improving Perceptual Audio Aesthetic Assessment via Triplet Loss and Self-Supervised Embeddings

Dyah A. M. G. Wisnu, Ryandhimas E. Zezario, Stefano Rini, Hsin-Min Wang, Yu Tsao ยท 2025

We present a system for automatic multi-axis perceptual quality prediction of generative audio, developed for Track 2 of the AudioMOS Challenge 2025. The task is to predict four Audio Aesthetic Scoresโ€ฆ

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Engineering Preprint PDF DOI

Speech Intelligibility Assessment with Uncertainty-Aware Whisper Embeddings and sLSTM

Ryandhimas E. Zezario, Dyah A.M.G. Wisnu, Hsin-Min Wang, Yu Tsao ยท 2025

Non-intrusive speech intelligibility prediction remains challenging due to variability in speakers, noise conditions, and subjective perception. We propose an uncertainty-aware approach that leveragesโ€ฆ

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Engineering Preprint PDF DOI

Tangential Action Spaces: Geometry, Memory and Cost in Holonomic and Nonholonomic Agents

Marcel Blattner ยท 2025

Living systems balance energetic efficiency with the capacity for path-dependent effects. We introduce Tangential Action Spaces (TAS), a geometric framework that models embodied agents as hierarchies โ€ฆ

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Engineering Preprint PDF DOI

Sem-RaDiff: Diffusion-Based 3D Radar Semantic Perception in Cluttered Agricultural Environments

Ruibin Zhang, Fei Gao ยท 2025

Accurate and robust environmental perception is crucial for robot autonomous navigation. While current methods typically adopt optical sensors (e.g., camera, LiDAR) as primary sensing modalities, theiโ€ฆ

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Engineering Preprint PDF DOI

ECG-Based Stress Prediction with Power Spectral Density Features and Classification Models

Md. Mohibbul Haque Chowdhury, Nafisa Anjum, Md. Rokonuzzaman Mim ยท 2025

Stress has emerged as a critical global health issue, contributing to cardiovascular disorders, depression, and several other long-term illnesses. Consequently, accurate and reliable stress monitoringโ€ฆ

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Engineering Preprint PDF DOI

A Novel Tunable Controller for Grid Forming Converters towards Critical Services Application

Yangyadatta Tripathy, Barjeev Tyagi ยท 2025

This paper demonstrates the key features of a control system applicable to inverter-based resources (IBR), which is based on grid-forming technology. Such resources are classified as grid-forming or gโ€ฆ

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Engineering Preprint PDF DOI

TopoNav: Topological Graphs as a Key Enabler for Advanced Object Navigation

Peiran Liu, Qiang Zhang, Daojie Peng, Lingfeng Zhang, Yihao Qin, Hang Zhou, Jun Ma, Renjing Xu, Yiding Ji ยท 2025

Object Navigation (ObjectNav) has made great progress with large language models (LLMs), but still faces challenges in memory management, especially in long-horizon tasks and dynamic scenes. To addresโ€ฆ

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Engineering Preprint PDF DOI

Localized Supervised Learning for Cryo-ET Reconstruction

Vinith Kishore, Valentin Debarnot, AmirEhsan Khorashadizadeh, Ivan Dokmanic ยท 2025

Cryo-electron tomography (Cryo-ET) is a powerful tool in structural biology for 3D visualization of cells and biological systems at resolutions sufficient to identify individual proteins in situ. The โ€ฆ

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Engineering Preprint PDF DOI

Gait Analysis using 6DoF Magnetic Tracking

R. Abhishek Shankar, Hyungjun Ha, Byunghoo Jung ยท 2025

Gait analysis using wearable devices has advantages over non-wearable devices when it comes to portability and accessibility. However, non-wearable devices have consistently shown superior performanceโ€ฆ

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Adapting to Change: A Comparison of Continual and Transfer Learning for Modeling Building Thermal Dynamics under Concept Drifts

Fabian Raisch, Max Langtry, Felix Koch, Ruchi Choudhary, Christoph Goebel, Benjamin Tischler ยท 2025

Transfer Learning (TL) is currently the most effective approach for modeling building thermal dynamics when only limited data are available. TL uses a pretrained model that is fine-tuned to a specificโ€ฆ

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Engineering Preprint PDF DOI

Deep Active Learning for Lung Disease Severity Classification from Chest X-rays: Learning with Less Data in the Presence of Class Imbalance

Roy M. Gabriel, Mohammadreza Zandehshahvar, Marly van Assen, Nattakorn Kittisut, Kyle Peters, Carlo N. De Cecco, Ali Adibi ยท 2025

To reduce the amount of required labeled data for lung disease severity classification from chest X-rays (CXRs) under class imbalance, this study applied deep active learning with a Bayesian Neural Neโ€ฆ

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Engineering Preprint PDF DOI

Remarks on stochastic cloning and delayed-state filtering

Tara Mina, Lindsey Marinello, John Christian ยท 2025

Many estimation problems in robotics and navigation involve measurements that depend on prior states. A prominent example is odometry, which measures the relative change between states over time. Accuโ€ฆ

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Engineering Preprint PDF DOI

Limited Preemption of the 3-Phase Task Model using Preemption Thresholds

Thilanka Thilakasiri, Matthias Becker ยท 2025

Phased execution models are a well-known solution to tackle the unpredictability of today's complex COTS multi-core platforms. The semantics of these models dedicate phases for a task's execution and โ€ฆ

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Engineering Preprint PDF DOI

FLASepformer: Efficient Speech Separation with Gated Focused Linear Attention Transformer

Haoxu Wang, Yiheng Jiang, Gang Qiao, Pengteng Shi, Biao Tian ยท 2025

Speech separation always faces the challenge of handling prolonged time sequences. Past methods try to reduce sequence lengths and use the Transformer to capture global information. However, due to thโ€ฆ

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Engineering Preprint PDF DOI

Amplifying Emotional Signals: Data-Efficient Deep Learning for Robust Speech Emotion Recognition

Tai Vu ยท 2025

Speech Emotion Recognition (SER) presents a significant yet persistent challenge in human-computer interaction. While deep learning has advanced spoken language processing, achieving high performance โ€ฆ

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Engineering Preprint PDF DOI

MemoryVLA: Perceptual-Cognitive Memory in Vision-Language-Action Models for Robotic Manipulation

Hao Shi, Bin Xie, Yingfei Liu, Lin Sun, Fengrong Liu, Tiancai Wang, Erjin Zhou, Haoqiang Fan, Xiangyu Zhang, Gao Huang ยท 2025

Temporal context is essential for robotic manipulation because such tasks are inherently non-Markovian, yet mainstream VLA models typically overlook it and struggle with long-horizon, temporally depenโ€ฆ

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Engineering Preprint PDF DOI

Learning Interior Point Method Central Path Projection for Optimal Power Flow

Farshad Amani, Amin Kargarian, Ramachandran Vaidyanathan ยท 2025

This paper proposes a learning-based approach to accelerate the interior-point method (IPM) for solving optimal power flow (OPF) problems by learning the structure of the IPM central path from its earโ€ฆ

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