Results 31 to 40 of about 2,931,986 (242)

Dynamic Partition Gaussian Crack Detection Algorithm Based on Projection Curve Distribution

open access: yesSensors, 2020
When detecting the cracks in the tunnel lining image, due to uneven illumination, there are generally differences in brightness and contrast between the cracked pixels and the surrounding background pixels as well as differences in the widths of the ...
Dan Xue, Weiqi Yuan
doaj   +1 more source

Ontology‐Aligned Structuring and Reuse of Multimodal Materials Data and Workflows Toward Automatic Reproduction

open access: yesAdvanced Engineering Materials, EarlyView.
Reproduction of stacking fault energy calculations from literature with a semi‐automated large language model‐assisted extraction procedure: extraction of simulation protocol, atomistic structures, computational parameters, and reported results, ontology alignment, knowledge graph construction and, finally, recomputation forvalidation.
Sepideh Baghaee Ravari   +5 more
wiley   +1 more source

Conference program and online proceedings of the Irish Machine Vision and Image Processing Conference 2023

open access: yes, 2023
The Irish Machine Vision and Image Processing Conference (IMVIP) Conference is the annual research conference of the Irish Pattern Recognition and Classification Society.
Murray, Niall   +4 more
core   +1 more source

SENSEYE: a resource-aware visionary framework for assisting individuals with visual disabilities

open access: yesScientific Reports
Despite significant recent advances, visual aid systems are still limited by the use of conventional computer vision algorithms, constrained sensor capabilities, high power consumption, and reliance on cloud-based processing, which introduce latency and ...
Akash Shingha Bappy   +2 more
doaj   +1 more source

A Novel Camera-to-Robot Calibration Method for Vision-Based Floor Measurements [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
A novel hand–eye calibration method for ground-observing mobile robots is proposed. While cameras on mobile robots are common, they are rarely used for ground-observing measurement tasks. Laser trackers are increasingly used in robotics for precise
J. A. Rudolph, D. Haitz, M. Ulrich
doaj   +1 more source

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Automatic 4D Facial Expression Recognition via Collaborative Cross-domain Dynamic Image Network [PDF]

open access: yes, 2019
This paper proposes a novel 4D Facial Expression Recognition (FER) method using Collaborative Cross-domain Dynamic Image Network (CCDN). Given a 4D data of face scans, we first compute its geometrical images, and then combine their correlated information
Zhao, Guoying   +3 more
core   +1 more source

Deep CNN ensemble framework for early detection of epileptic seizures using STFT-derived EEG features

open access: yesDiscover Artificial Intelligence
Epilepsy is a major neurological illness that affects several million around the globe, and it has a major impact on their daily activities. The epileptic seizures occur any time and at any location and this unpredictable nature of seizures makes it ...
Unnati Chaurasia   +4 more
doaj   +1 more source

MaLCA: Point Cloud Registration with Mamba-Enhanced Features and Local Correspondence Augmentation

open access: yesAlgorithms
High-quality correspondences are critical to the accuracy and robustness of point cloud registration. Existing Transformer-based methods are fundamentally constrained by the quadratic computational complexity of self-attention, resulting in limited ...
Yuchen Huo   +6 more
doaj   +1 more source

Accurate Calibration of Multi-LiDAR-Multi-Camera Systems

open access: yesSensors, 2018
As autonomous driving attracts more and more attention these days, the algorithms and sensors used for machine perception become popular in research, as well. This paper investigates the extrinsic calibration of two frequently-applied sensors: the camera
Zoltán Pusztai   +2 more
doaj   +1 more source

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