The Latest Developments and Challenges in Biomedical Engineering
Proceedings of the 23rd Polish Conference on Biocybernetics and Biomedical Engineering, Lodz, Poland, September 27–29, 2023
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Chapter and Conference Paper
Haptic Display of Depth Images in an Electronic Travel Aid for the Blind: Technical Indoor Trials
This paper reports on an assistive system for the visually impaired that presents the environment through haptic stimulation. This wearable system consists of a processing unit attached to the user's chest and...
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Chapter and Conference Paper
Data Glove for the Recognition of the Letters of the Polish Sign Language Alphabet
This article presents the results of a study on the classification of 36 letters of the Polish Sign Alphabet (PSL) using a data glove. The data glove includes a Raspberry Pi, a PCB with four 16-bit ADS1115 ADC...
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Book and Conference Proceedings
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Chapter and Conference Paper
Preprocessing of Laryngeal Images from High-Speed Videoendoscopy
In this paper, we present a method for preprocessing images from laryngeal high-speed videoendoscopy (LHSV). We developed image processing procedures to better prepare the images for automated computer analysi...
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Chapter and Conference Paper
Comparative Analysis of Vocal Folds Vibrations Before and After Voice Load
In this paper, we present the analysis of the signals recorded by a prototype system equipped with an inertial sensor and a microphone attached to the larynx. The aim of the study was to compare voice paramete...
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Chapter and Conference Paper
EEG Based Image Reconstruction Using Transformers
In this work the possibility of creating an end-to-end system being able to reconstruct natural images based on the subject’s EEG response has been evaluated. Herein, various Transformer-based model’s configur...
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Article
Open AccessEye-blink detection system for human–computer interaction
A vision-based human--computer interface is presented in the paper. The interface detects voluntary eye-blinks and interprets them as control commands. The employed image processing methods include Haar-like f...
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Chapter and Conference Paper
Automatic Text Localization in Natural Scene Images
In this paper we present an approach to automatic localization of text in natural scene images. Text which is embedded in a natural scene, e.g. in the street, shop or a bus stop, is not available to visually i...
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Chapter and Conference Paper
A Wearable Stereovision Unit in an Electronic Travel-Aid System for the Visually Impaired
A prototype electronic device for aiding the visually impaired in independent travel is reported in the paper. The device contains a stereovision module consisting of 2 MPix resolution digital cameras, a sound...
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Chapter and Conference Paper
Implementation of Computer Vision Algorithms in DirectShow Technology
In this paper an application of DirectShow software technology in a computer vision system is described. DirectShow (DS) is well suited for image processing and analysis tasks. In the reported study it was suc...
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Chapter and Conference Paper
A Real-Time Adaptive Wavelet Transform-Based QRS Complex Detector
In this paper, the design and test results of a QRS complex detector are presented. The detection algorithm is based on the Discrete Wavelet Transform and implements an adaptive weighting scheme of the selecte...
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Chapter and Conference Paper
Evolutionary Algorithm vs. Other Methods for Constructive Optimisation of RBF Network Kernels
Three methods for optimising Radial Basis Function (RBF) neural network receptive field are compared in the paper, namely: gradient descent, simulation annealing, and evolutionary algorithm. An incremental RBF...
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Chapter and Conference Paper
Radial Basis Function Neural Networks: Theory and Applications
Essential theory and main applications of feed-forward connectionist structures termed radial basis function (RBF) neural networks are given. Universal approximation and Cover’s theorems are outlined that just...
