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  • Article
  • Open Access

Forest Surveying with Robotics and AI: SLAM-Based Mapping, Terrain-Aware Navigation, and Tree Parameter Estimation

  • Lorenzo Scalera,
  • Eleonora Maset,
  • Diego Tiozzo Fasiolo,
  • Khalid Bourr,
  • Simone Cottiga,
  • Andrea De Lorenzo,
  • Giovanni Carabin,
  • Giorgio Alberti,
  • Alessandro Gasparetto and
  • Stefano Seriani

14 January 2026

Forest surveying and inspection face significant challenges due to unstructured environments, variable terrain conditions, and the high costs of manual data collection. Although mobile robotics and artificial intelligence offer promising solutions, r...

  • Article
  • Open Access

14 January 2026

The energy efficiency and hover stability of unmanned aerial vehicles are critical factors, since improper battery utilization and unstable control are major sources of operational failures and accidents. The proportional–integral–derivat...

  • Article
  • Open Access
27 Views
22 Pages

Implementation of a Digital Twin in Additive Manufacturing of Copper—Methodology, Implications, and Future Prospects

  • Moritz Benedikt Schäfle,
  • Michel Fett,
  • Philipp Bojunga,
  • Florian Sondermann and
  • Eckhard Kirchner

13 January 2026

Digital twins are increasingly being used to visualize, analyze, or control physical processes and systems. Implementation currently poses challenges for users due to the cross-domain complexity of digital twins. In this study, the authors utilize a...

  • Article
  • Open Access
8 Views
23 Pages

13 January 2026

The fault data of the aero-engine source domain are constrained by factors such as variable operating conditions, structural coupling, fault correlations, and information attenuation. Consequently, the obtained fault features often exhibit localities...

  • Article
  • Open Access
26 Views
29 Pages

13 January 2026

Considering the rapid iteration of you-only-look-once (YOLO)-series algorithms, this paper aims to provide a data-driven performance spectrum and selection guide for the latest YOLO series algorithm (YOLOv8 to YOLOv13) in printed circuit board (PCB)...

  • Article
  • Open Access
26 Views
22 Pages

13 January 2026

Cooperative control of multi-agent systems (MASs) is essential in engineering applications. However, malicious attacks and uncertainties can drive MASs to failure. Regrettably, prior work on resilient control of MASs rarely addresses uncertainties an...

  • Article
  • Open Access
38 Views
21 Pages

Fault Diagnosis of Gearbox Bearings Based on Multi-Feature Fusion Dual-Channel CNN-Transformer-CAM

  • Lihai Chen,
  • Yonghui He,
  • Ao Tan,
  • Xiaolong Bai,
  • Zhenshui Li and
  • Xiaoqiang Wang

13 January 2026

As a core component of the gearbox, bearings are crucial to the stability and reliability of the transmission system. However, dynamic variations in operating conditions and complex noise interference present limitations for existing fault diagnosis...

  • Article
  • Open Access
35 Views
24 Pages

13 January 2026

To address the computational redundancy, inadequate multi-scale feature capture, and poor noise robustness of traditional deep networks used for bearing vibration and acoustic signal feature extraction, this paper proposes a fault diagnosis method ba...

  • Article
  • Open Access
39 Views
19 Pages

Intelligent S-Curve Acceleration and Deceleration Algorithm in High-Precision Servo Motion Control

  • Feng Liu,
  • Nian Li,
  • Lei Xiong,
  • Xu Yang,
  • Shaoyu Zhao and
  • Tiansong Zhai

13 January 2026

To address the issues of vibration in high-speed machining and the challenge of balancing motion smoothness and precision, this paper proposes a cascade control method based on a single-neuron adaptive PID. The method employs a dual closed-loop struc...

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Machines - ISSN 2075-1702