Results 21 to 30 of about 10,225 (242)

YOLOv8-Based Distance Estimation for Blind Navigation: Performance Comparison of OpenCV and Coordinate Attention Techniques

open access: yesCommIT Journal
Blindness presents a significant challenge in the development of assistive technologies, particularly for navigation, as it requires accurate distance perception to enable effective mobility for the visually impaired.
Erwin Syahrudin   +2 more
doaj   +1 more source

Explainable human‐in‐the‐loop healthcare image information quality assessment and selection

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract Smart healthcare applications cannot be separated from healthcare data analysis and the interactive interpretability between data and model. A human‐in‐the‐loop active learning approach is introduced to reduce the cost of healthcare data labelling by evaluating the information quality of unlabelled medical data and then screening the high ...
Yang Li, Sezai Ercisli
wiley   +1 more source

Tracking the trajectory of a swarm of mobile robots with a computer vision system

open access: yesTecnología en Marcha
Swarm robotics research uses a range of tools for evaluating the behaviors and metrics of robot collectives. One crucial tool involves the capability to track each robot’s position and orientation at various intervals, enabling the reconstruction of ...
Andrés Jiménez-Mora   +4 more
doaj   +1 more source

Autonomous Streaming Space Objects Detection Based on a Remote Optical System

open access: yesПриборы и методы измерений, 2021
Traditional image processing techniques provide sustainable efficiency in the astrometry of deep space objects and in applied problems of determining the parameters of artificial satellite orbits.
V. S. Baranova   +2 more
doaj   +1 more source

Research on the characteristics of the falling behavior of mixed coal and gangue

open access: yesGong-kuang zidonghua
Traditional studies on the dynamic characteristics of coal flow during the top coal caving process, based on image detection technology, have primarily focused on specific-stage image analysis, lacking a comprehensive analysis of dynamic characteristics ...
SHAN Pengfei   +3 more
doaj   +1 more source

Estimación de la postura corporal en un sistema embebido Raspberry Pi empleando técnicas de visión artificial

open access: yesRevista Odigos, 2021
Los sistemas que se emplean para la captura de movimiento o conocidos como análisis de marcha, generalmente emplean dispositivos dedicados que en el mercado se comercializan a elevados precios.
Carlos Luis Vargas Guevara   +3 more
doaj   +1 more source

High‐Temperature Nanoindentation of Metals: Assessing Thermal Drift, Frame Compliance, and Chemical Composition Effects on the Reported Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Do not let thermal drift and instrument artifacts deceive high‐temperature nanoindentation results. We compare classical Oliver–Pharr and automatic image recognition analyses across steels and a Ni alloy to quantify these effects. Accounting for artifacts reveals systematic softening with temperature, while Cr and Ni additions boost resistance ...
Velislava Yonkova   +2 more
wiley   +1 more source

Analysis of the efficiency of recognition models in streaming video

open access: yesСовременная наука и инновации
This article analyzes VGG, MobileNet, and ResNet architectures for medical face mask recognition in streaming video. Deep convolutional neural network is presented by Python libraries: Tensorflow, Keras, and Haar wavelets based on the models of three ...
V. M. Goryaev   +4 more
doaj   +1 more source

Integration of OpenCV‐Based Microscopic Adhesive Volume Measurement Into a Pyiron Workflow for Automated Data Analysis

open access: yesAdvanced Engineering Materials, EarlyView.
Residual adhesive after electrode loading in adhesive‐assisted resistance spot welding is quantified through a traceable experimental‐to‐digital workflow. Chromatic confocal topography provides calibrated surface‐height data, while OpenCV detects the electrode imprint and integrates adhesive height into comparable volume metrics.
Sung‐Min Wi, Jiangdong Zhao
wiley   +1 more source

Desarrollo de una aplicación móvil para el monitoreo de la fenometría vegetativa del maíz amarillo, en la sierra central ecuatoriana

open access: yesInformática y Sistemas, 2022
En este trabajo se presenta una aplicación móvil en la que se realizan observaciones de los parámetros de la fenometría vegetativa del maíz, es decir, valorar cuantitativamente el crecimiento de la planta teniendo presente las medidas de longitud y ...
Vladimir Javier Rojano Guamaní   +4 more
doaj   +1 more source

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