Browsing by Department "Elektroninių sistemų katedra / Department of Electronic Systems"
Now showing items 1-20 of 28
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Acceleration of feature extraction for FPGA-based speech recognition
(Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments, Wilga, Poland, 24-29 June 2010 : proceedings / The International Society for Optical Engineering, 2010)The paper describes a field programmable gate array implementation of the main part of speech recognition system - feature extraction. In order to accelerate recognition the whole cepstral analysis scheme is implemented ... -
Acceleration of HOG based pedestrian detection in FIR camera video stream
(2018 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 26, 2018, Vilnius, Lithuania, 2018)Pedestrian detection is one the main problem for the automotive applications which is a challenging task to do. In recent years, the number of approaches was developed to speed up the detection rate and accuracy. However, ... -
Adaptation of Convolution and Batch Normalization Layer for CNN Implementation on FPGA
(2019 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 25, 2019, Vilnius, Lithuania, 2019)The article presents integration process of convolution and batch normalization layer for further implementation on FPGA. The convolution kernel is binarized and merged with batch normalization into a core and implemented ... -
Algorithm for real-time detection of heart rate from noisy ECG signals supported by continuous blood pressure analysis
(2015 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 21, 2015, Vilnius, Lithuania, 2015)The algorithm proposed in this paper is designed for robust identification of the heart beat annotations in multimodal data, consisting of ECG signal and one or several continuous arterial blood pressure signals. In case ... -
Analysis and Method for Reducing the Noise of a Vertical Channel of the Sampling Oscilloscope
(2019 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 25, 2019, Vilnius, Lithuania, 2019)The approach to reduce the noise of a vertical channel of the sampling oscilloscope is presented in this paper. In general, the vertical channel of the sampling oscilloscope consists of a high-frequency sampling circuit ... -
Ant system implementation using Microblaze: some preliminary results on efficiency study
(Elektronika ir elektrotechnika, 2009)The paper presents some preliminary results on efficiency study of Ant System implementation using software processor Microblaze. By the use of Monte-Carlo tests of number π calculation the best use of Pseudo-Random Number ... -
Application of dynamic neural network for prediction of advertisement clicks
(2016 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 19, 2016, Vilnius, Lithuania, 2016)Paper focuses on the optimization of the advertising and other additional costs for the small business ecommerce web sites. The aim of this paper was to propose a dynamic neural network based algorithm to predict number ... -
Automated synthesis method for inhomogeneous delay systems using artificial neural networks
(22nd International Conference “Electromagnetic Disturbances EMD’2012”, 2012)All new microwave devices, including delay systems, are designed by using computer-aided design systems which are managed by specialized software packages. Automated simulation of microwave devices using analytical and ... -
Calculation of characteristics of meander slow-wave system with additional shields
(22nd International Conference “Electromagnetic Disturbances EMD’2012”, 2012)In this paper a study of meander slow-wave system with additional shields is performed. Aim of a study is to determine an impact of different topologies of meander edges on dispersion properties of a system. Three ... -
Classification of cell colonies images by ART2 classifier
(2018 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 26, 2018, Vilnius, Lithuania, 2018)Counting of cell colonies is a high demanded procedure in cytometry. An ability to automatically parameterize biomedical samples highly influences on cytometry and therefore medical research results. The article extends ... -
Color spaces and histogram distances influence on people re-identification in video stream
(2015 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 21, 2015, Vilnius, Lithuania, 2015)The influence of color spaces and histogram distances on object re-identification in video stream is investigated. Dataset with images of pedestrians is being analyzed. A set of color spaces, histograms types and distance ... -
Deep neural network-based feature descriptor for retinal image registration
(2018 IEEE. 6th workshop on Advances in Information, Electronic and Electrical Engineering (AIEEE), November 8-10, 2018 Vilnius, Lithuania : proceedings / edited by: Dalius Navakauskas, Andrejs Romanovs, Darius Plonis, 2018)Feature description is an important step in image registration workflow. Discriminative power of feature descriptors affects feature matching performance and overall results of image registration. Deep Neural Network-based ... -
Detecting sense of presence changes in EEG spectrum during perception of immersive audiovisual content
(2017 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 27, 2017, Vilnius, Lithuania, 2017)Quality of Experience (QoE) in multimedia is amply investigated in order to assess the overall acceptability of the content as perceived subjectively by the end user. QoE is usually quantified by self-evaluated subjective ... -
Effective background subtraction algorithm for food inspection using a low-cost near infrared camera
(2017 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 27, 2017, Vilnius, Lithuania, 2017)Computer vision-based image analysis is one of the most widely used food quality tool in food industry. It allows to perform the non-contact and low-cost measurements of inspected object's surface and color. The aim of ... -
Efficiency of initial FPGA implementation of Lithuanian isolated word recognition system
(33th International conference on fundamentals of electrotechnics and circuit theory "IC-SPETO - 2010", Gliwice, Ustron, Poland, 26-29.05.2010 = XXXIII Międzynarodowa konferencja z podstaw elektrotechniki i teorii obwodow, 2010)Isolated word recognition system can be built cheaper and faster if implemented in FPGA and thus it is the most desirable technology to be included as a mean of communication with mobile devices. The paper deals with ... -
An evaluation of hardware-software design for sound source localization based on SoC
(2017 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 27, 2017, Vilnius, Lithuania, 2017)The article presents an evaluation of sound source localization algorithm based on field-programmable gate array (FPGA) and ARM processor. The proposed architecture performs the computation of azimuth and elevation angles ... -
Experimental study of spectrum sensing algorithm with low cost SDR
(22nd International Conference “Electromagnetic Disturbances EMD’2012”, 2012)Development of the efficient algorithm for the spectrum sensor for cognitive radio is slowed by the lack of experiments within a real environment. In this paper we suggest to use a low cost software defined radio (SDR) ... -
Fast binary features for speaker recognition in embedded systems
(2017 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 27, 2017, Vilnius, Lithuania, 2017)Due to the growth in popularity of low power embedded devices with integrated biometric data and algorithms for user verification; speaker recognition problem with limited resources becomes more and more of an interest. ... -
Hardware accelerated FPGA implementation of Lithuanian Isolated Word Recognition System
(Elektronika ir elektrotechnika, 2010)Enhancement of FPGA implementation of Lithuanian isolated word recognition system is presented. Software based recognizer implementation was used as the basis for enhancement. The feature extraction (as the most time ... -
Industry 4.0: Methodologies, Tools and Applications
(2019 Open Conference of Electrical, Electronic and Information Sciences (eStream), April 25, 2019, Vilnius, Lithuania, 2019)The concept of 4th Industrial Revolution, that is characterized by the increasing digitalization of products and services (Internet of Everything) and interconnection of new business models and value chains, has been a ...