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37 Results Found

  • Article
  • Open Access
7 Citations
3,022 Views
19 Pages

Towards Channel-Wise Bidirectional Representation Learning with Fixed-Point Positional Encoding for SoH Estimation of Lithium-Ion Battery

  • Thien Pham,
  • Loi Truong,
  • Hung Bui,
  • Thang Tran and ,
  • Akhil Garg,
  • Liang Gao and
  • Tho Quan
  • + 2 authors+ 0 author

5G is the fifth generation of cellular networks and has been used in a lot of different areas. 5G often requires sudden rises in power consumption. To stabilize the power supply, a 5G system requires a lithium-ion battery (LIB) or a mechanism called...

(This article belongs to the Special Issue Internet of Things for Smart City: Challenges and Solutions)
  • Article
  • Open Access
236 Views
13 Pages

9 September 2026

This work presents a dual-core embedded architecture for inner–outer loop control of a brushed DC servomechanism based on a dsPIC33CH128MP202 digital signal controller. The secondary core executes the PWM-synchronized current loop at 20 kHz and...

(This article belongs to the Section Systems & Control Engineering)
  • Article
  • Open Access
3 Citations
1,743 Views
18 Pages

Currently, quantum steganography schemes utilizing the least significant bit (LSB) approach are primarily optimized for fixed-point data processing, yet they encounter precision limitations when handling extended floating-point data structures owing...

(This article belongs to the Special Issue New Sights in Quantum Computing: Circuits, Algorithms, and Applications)
  • Article
  • Open Access
2 Citations
1,201 Views
18 Pages

Switched 32-Bit Fixed-Point Format for Laplacian-Distributed Data

  • Bojan Denić,
  • Zoran Perić,
  • Milan Dinčić,
  • Sofija Perić and ,
  • Nikola Simić and
  • Marko Anđelković
  • + 1 author+ 0 author

The 32-bit floating-point (FP32) format has many useful applications, particularly in computing and neural network systems. The classic 32-bit fixed-point (FXP32) format often introduces lower quality of representation (i.e., precision), making it un...

(This article belongs to the Special Issue Signal Processing and Machine Learning, 2nd Edition)
  • Article
  • Open Access
325 Views
49 Pages

A Fractional Interpretation of Modular Encodings via Continued Fractions

  • Mikhail Selianinau and
  • Bożena Woźna-Szcześniak

31 October 2026

Modular encodings are traditionally interpreted through exact integer reconstruction, most commonly by the Chinese Remainder Theorem. In applications that require only positional, comparative, or structural information, however, complete reconstructi...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
56 Views
20 Pages

Overcoming the Data Dilemma in Traffic Flow Prediction: An MIGCN Framework Using Non-Full-Sample Floating Car Data

  • Sen Luan,
  • Yifan Xiao,
  • Xiaohua Zhao,
  • Chang Liu and ,
  • Jianhua Li and
  • Hongmei Wang
  • + 1 author+ 0 author

11 November 2026

Accurate traffic flow prediction is essential for transitioning from reactive emergency responses to proactive traffic control. However, current forecasting approaches face a critical data dilemma: traditional fixed-point sensors lack spatial coverag...

(This article belongs to the Section Urban Mobility and Transportation)
  • Article
  • Open Access
220 Views
17 Pages

10 October 2026

Reversible data hiding (RDH) schemes in the prediction-error-expansion (PEE) and pixel-value-ordering (PVO) families are commonly described as position-map-free, because the information a decoder needs to retrace the embedding order and skip overflow...

(This article belongs to the Topic Recent Developments and Applications of Image Watermarking)
  • Article
  • Open Access
1 Citations
702 Views
26 Pages

Self-Supervised Cascade Denoising Auto-Encoder for Accurate Spatial Positioning of Target by Fusing Uncalibrated Video and Low-Cost GNSS

  • Xiaofei Zeng,
  • Ruliang He,
  • Songchen Han,
  • Wei Li and ,
  • Menglong Yang and
  • Binbin Liang
  • + 1 author+ 0 author

13 April 2026

Accurate measurement of the spatial position of targets in a fixed camera is critical in remote sensing applications. Visual spatial positioning methods that rely solely on images are susceptible to adverse factors such as inaccurate camera calibrati...

(This article belongs to the Special Issue GNSS and Multi-Sensor Integrated Precise Positioning and Applications)
  • Article
  • Open Access
7 Citations
2,728 Views
22 Pages

5 December 2024

This article introduces an advanced theoretical approach, named the Trigonometric Kalman Filter (TKF), to enhance measurement accuracy for multi-head rotational encoders. Leveraging the processing capabilities of a Field-Programmable Gate Array (FPGA...

(This article belongs to the Section F3: Power Electronics)
  • Article
  • Open Access
170 Views
20 Pages

A Position-Weighted Asymmetric Embedding for DNA Sequence Representation: Mathematical Characterization and a BRCA1 Case Study

  • Yuleni Copca-Arzate,
  • Hugo Francisco Abundis-Fong,
  • Edwin Román-Hernández,
  • Ottmar Rafael Uriza-Gosebruch and ,
  • Arturo Diaz-Ponce and
  • Guillermo Ronquillo-Lomeli
  • + 1 author+ 0 author

15 October 2026

Compact numerical representations of DNA sequences can reduce the dimensionality of genomic data, but aggregation may result in the loss of positional information. This study investigates a position-weighted representation in which each nucleotide at...

(This article belongs to the Topic Machine Learning, Optimization, and Computational Methods in Biomedical Informatics)
  • Article
  • Open Access
2 Citations
1,042 Views
12 Pages

Simple Baseline has become a dominant benchmark in human pose estimation (HPE) due to its excellent performance and simple design. However, its “strong encoder + simple decoder” architectural paradigm suffers from two core limitations: (1...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
18 Citations
7,265 Views
12 Pages

Steering Mirror System with Closed-Loop Feedback for Free-Space Optical Communication Terminals

  • Chris Graham,
  • David Bramall,
  • Othman Younus,
  • Amna Riaz and ,
  • Richard Binns,
  • Eamon Scullion,
  • Robert T. Wicks and
  • Cyril Bourgenot
  • + 3 authors+ 0 author

Precision beam pointing plays a critical role in free-space optical communications terminals in uplink, downlink and inter-satellite link scenarios. Among the various methods of beam steering, the use of fast steering mirrors (FSM) is widely adopted,...

(This article belongs to the Special Issue Space Telescopes & Payloads)
  • Article
  • Open Access
3 Citations
1,289 Views
20 Pages

Localizing underwater nodes when they cannot be tethered or float on the surface presents significant challenges, primarily due to node mobility and the absence of fixed anchors with known coordinates. This paper advocates a strategy for tackling suc...

(This article belongs to the Special Issue Challenges and Opportunities in Underwater Wireless Optical Communications)
  • Article
  • Open Access
1,287 Views
21 Pages

31 August 2025

Unmanned aerial vehicles (UAVs) are increasingly favored for emergency search and rescue operations due to their high adaptability to harsh environments and low operational costs. However, the dynamic nature of search path endpoints, influenced by ta...

  • Proceeding Paper
  • Open Access
1 Citations
1,608 Views
6 Pages

Analysis and Design of IoT-Enabled, Low-Cost Distributed Angle Measurement System

  • Rowida Meligy,
  • Imanol Picallo,
  • Hicham Klaina,
  • Peio Lopez-Iturri and ,
  • José Javier Astrain,
  • Mohamed Rady,
  • Jesús Villadangos,
  • Ana Alejos and
  • Francisco Falcone
  • + 4 authors+ 0 author

14 November 2019

A Linear Fresnel Reflector (LFR) is a recent technology with good potential in small-scale solar power applications. It is composed of many long rows of mirrors that focus the sunlight onto a fixed elevated tubular receiver. Mirror segments are align...

(This article belongs to the Proceedings of The 6th International Electronic Conference on Sensors and Applications)
  • Article
  • Open Access
131 Views
23 Pages

30 October 2026

Sleep staging is the key step in sleep quality assessment and sleep disorder diagnosis. In clinical practice, doctors usually use polysomnography (PSG) to stage sleep. PSG contains physiological signals such as electroencephalography (EEG) and electr...

(This article belongs to the Section Biomedical Sensors)
  • Article
  • Open Access
6 Citations
3,217 Views
22 Pages

Accurate Spatial Positioning of Target Based on the Fusion of Uncalibrated Image and GNSS

  • Binbin Liang,
  • Songchen Han,
  • Wei Li,
  • Daoyong Fu and ,
  • Ruliang He and
  • Guoxin Huang
  • + 1 author+ 0 author

10 August 2022

The accurate spatial positioning of the target in a fixed camera image is a critical sensing technique. Conventional visual spatial positioning methods rely on tedious camera calibration and face great challenges in selecting the representative featu...

(This article belongs to the Topic Artificial Intelligence in Sensors)
  • Article
  • Open Access
130 Views
16 Pages

Joint Direction and Distance Estimation of Low-Energy Photon Point Sources Using a Spatial–Global Dual-Branch CNN

  • Yier Liu,
  • Jiangang Zhang,
  • Yapeng Yang,
  • Qingbo Du and ,
  • Xiaoyu Zhao and
  • Qi Lv
  • + 1 author+ 0 author

2 November 2026

An uncollimated scintillator array encodes source direction and distance in both its spatial response and total count rate. We modeled an isotropic 11.6 keV point source and a 12 × 12 yttrium orthosilicate array in Geant4 11.3.2, using a scinti...

  • Article
  • Open Access
171 Views
30 Pages

9 October 2026

Accurate prediction of PCI is important for highway asset management and maintenance planning. Improved forecasts may support sustainable asset management, but this study does not quantify environmental or economic benefits. However, PCI time series...

  • Article
  • Open Access
538 Views
31 Pages

24 July 2026

Robot person following (RPF) in dense crowds requires a mobile robot to maintain an appropriate relative position with respect to a moving target while avoiding surrounding pedestrians and satisfying rear-following and social constraints. This paper...

(This article belongs to the Section Sensors and Robotics)
  • Article
  • Open Access
1 Citations
479 Views
30 Pages

7 May 2026

The electrification of cities, and especially the increase in electric vehicles (EVs), is driving the need to expand the public network of charging points in a sustainable manner. Unlike traditional ‘Greenfield’ planning approaches that a...

  • Article
  • Open Access
1 Citations
313 Views
30 Pages

OSCS: Offshore Semi-Supervised Contrastive Segmentation of Drilling-Platform Point Clouds Under Limited Scene-Level Annotations

  • Zhaoxu Ding,
  • Xiaobo Zhang,
  • Shengli Wang,
  • Shuyue Liu and ,
  • Lingyi Cong and
  • Qianran Zhang
  • + 1 author+ 0 author

16 September 2026

Accurate as-built models of offshore platforms require component-level information from dense laser scans, but point-wise annotation is costly. We present Offshore Semi Supervised Contrastive Segmentation (OSCS), a framework for drilling platform poi...

(This article belongs to the Special Issue Artificial Intelligence and Its Application in Ocean Engineering)
  • Article
  • Open Access
1 Citations
1,155 Views
21 Pages

12 December 2025

Precise positioning is critical for autonomous uncrewed aerial vehicle (UAV) navigation, especially in GNSS-denied environments where radio-based signals are unreliable. This study presents an optical camera communication (OCC)-based positioning meth...

(This article belongs to the Special Issue Smart Sensor Systems for Positioning and Navigation)
  • Article
  • Open Access
1 Citations
634 Views
45 Pages

24 August 2026

We set out to fix a “contamination” problem in reconstruction-based Temporal Convolutional Network VAEs (TCN-VAEs) for cross-dataset IoT flow anomaly detection: when attack flows share an encoder window with benign flows, the shared laten...

  • Article
  • Open Access
174 Views
19 Pages

OSPIR-DETR: Object-Selective Proxy Interaction and Gain-Guided Scale Alignment for Remote Sensing Object Detection

  • Gaoshan Song,
  • Kan Chen,
  • Guoqiang Chu,
  • Song Ming and ,
  • Chen Zhao and
  • Qian Sun
  • + 1 author+ 0 author

14 October 2026

Remote sensing imagery is characterized by complex backgrounds, substantial scale variation, and numerous small targets, placing greater demands on semantic modeling of high-spatial-resolution features and feature integration across multiple scales....

(This article belongs to the Special Issue Artificial Intelligence in Computer Vision: Advances and Applications)
  • Article
  • Open Access
15 Citations
8,361 Views
22 Pages

Automated Piping in an Airbus A320 Landing Gear Bay Using Graph-Based Design Languages

  • Moritz Neumaier,
  • Stefan Kranemann,
  • Bernd Kazmeier and
  • Stephan Rudolph

System design in an aircraft is still a costly, manual and iterative approach. One major cost driver of changes in system installation are design efforts for creating new pipes in an earlier stage and the costs accumulated during the in service life....

(This article belongs to the Special Issue 11th EASN International Conference on Innovation in Aviation & Space to the Satisfaction of the European Citizens)
  • Article
  • Open Access
108 Views
32 Pages

3 November 2026

Accurate state-of-health (SOH) estimation across nonlinear battery aging is challenged by condition-dependent feature relevance. This study combines aging data up to a defined 80% SOH operational end-of-life threshold with an adaptive SHapley Additiv...

(This article belongs to the Special Issue Advanced Intelligent Management Technologies of New Energy Batteries)
  • Article
  • Open Access
483 Views
23 Pages

Sustainable Pipeline Integrity Management via Small-Sample Corrosion-Rate Prediction: A Spatial-Context Boosting Approach

  • Haipeng Liu,
  • Dong Zuo,
  • Yuanliang Jiang,
  • Haotian Wei and ,
  • Shaohua Dong and
  • Yinuo Chen
  • + 1 author+ 0 author

2 June 2026

Accurate corrosion-rate prediction for buried pipelines is fundamental to sustainable integrity management, yet industrial corrosion datasets are typically small and heterogeneous, making reliable model training challenging. This study proposes CARE-...

(This article belongs to the Section Sustainable Engineering and Science)
  • Article
  • Open Access
533 Views
27 Pages

1 August 2026

Order-0 enumerative coding represents a fixed-length block not as a self-delimiting bitstream but as a short tuple of integer fields over known finite ranges: each value’s positions form a bitset, reduced to its colexicographic rank, leaving pe...

  • Article
  • Open Access
206 Views
17 Pages

29 September 2026

Reliable wall-relative localization is required for robotic cleaning of aquaculture-vessel bulkheads, where sensor availability changes across the air–water interface. A two-stage study separated measured dry-wall performance from a controlled...

(This article belongs to the Special Issue Engineering Solutions for Sustainable Offshore Aquaculture and Fisheries)
  • Article
  • Open Access
Entropy2026, 28(11), 1257;https://doi.org/10.3390/e28111257 
(registering DOI)

14 November 2026

Large language models increasingly operate over long multi-turn interactions, where behavioral stability matters as much as single-answer correctness. We study the detection of behavioral anomalies—abrupt shifts in persona, topic, style, or use...

  • Article
  • Open Access
81 Views
22 Pages

ADS-YOLO: A Multiscale Feature-Enhanced Network for Pepper Seedling Emergence Detection in Complex Plug-Tray Nursery Scenes

  • Hua Yin,
  • Mingyu Zeng,
  • Ziwei Song,
  • Yinglong Wang and ,
  • Ziyi Liao,
  • Yebao Wu,
  • Li Li,
  • Juan Liu,
  • Ke Wang and
  • Anping Xiong
  • + 5 authors+ 0 author

5 November 2026

Accurate detection of emerged seedlings is essential for intelligent management in the context of industrialized pepper seeding cultivation. Manual assessment of seedling emergence rates is inefficient and subjective. Meanwhile, dense seedling distri...

(This article belongs to the Special Issue AI-Driven Machine Vision Technologies in Plant Science)
  • Article
  • Open Access
20 Citations
5,150 Views
23 Pages

RT-DETR-EVD: An Emergency Vehicle Detection Method Based on Improved RT-DETR

  • Jun Hu,
  • Jiahao Zheng,
  • Wenwei Wan,
  • Yongqi Zhou and
  • Zhikai Huang

26 May 2025

With the rapid acceleration of urbanization and the increasing volume of road traffic, emergency vehicles frequently encounter congestion when performing urgent tasks. Failure to yield in a timely manner can result in the loss of critical rescue time...

(This article belongs to the Section Vehicular Sensing)
  • Article
  • Open Access
1 Citations
473 Views
22 Pages

20 August 2026

To address the insufficient representation of fault characteristics in rotating machinery vibration signals, the sensitivity of conventional Transformers to variations in input response amplitudes, and the limited ability of fixed sequence embedding...

(This article belongs to the Special Issue Intelligent Sensors and Signal Processing in Industry—2nd Edition)
  • Article
  • Open Access
787 Views
21 Pages

Anatomy- and Time-Based Post-Processing with CT Perfusion-Derived Time–Vessel Maps to Reduce Incorrect Occlusion Detections in Late-Phase CT Angiography

  • Andrés Martínez Mora,
  • Mahsa Mojtahedi,
  • Lucas de Vries,
  • Michael Baumgartner and ,
  • Yannick Kirchhoff,
  • Maximilian Zenk,
  • Katharina Eckstein,
  • Jessica Kächele,
  • Gianluca Brugnara and
  • Henk A. Marquering
  • + 16 authors+ 11 authors

14 September 2026

Background/Objectives: Computer-aided vessel occlusion detection for acute ischemic stroke is typically developed on early-phase CT angiography (CTA). In late-phase CTA, enhanced venous contrast can mimic arterial occlusions and lead to incorrect occ...

(This article belongs to the Section Machine Learning and Artificial Intelligence in Diagnostics)
  • Article
  • Open Access
72 Views
24 Pages

11 November 2026

This work develops a hybrid sensorless control scheme for a two-level voltage-source-inverter (VSI)-fed interior permanent magnet synchronous motor (IPMSM) operating under constant-switching-frequency direct torque control (DTC). It combines a stator...

  • Article
  • Open Access
273 Views
39 Pages

Real-Time Particle Filter Localization on a Cortex-M7 Microcontroller: A Zephyr and Micro-ROS Implementation

  • Andrea Bonci,
  • Federico Brunella,
  • Matteo Colletta,
  • Alessandro Di Biase and
  • Angjelo Libofsha

4 October 2026

Resource-constrained robotic platforms require localization estimators with predictable computational and memory costs. This paper presents the implementation and experimental characterization of a compact hybrid Extended Kalman Filter (EKF)–pa...

(This article belongs to the Special Issue Emerging Trends in Embedded Systems and Microcontroller Smart Applications)