Monika Bugdol

• PhD
• Silesian University of Technology

According to current knowledge, impaired spontaneous movements of infants can be an early indicator of developmental difficulties. This study aimed to evaluate velocity, acceleration, and parameters describing the range, nature, and location of individual limb movements in infants with normal pregnancy and delivery histories on the second or third...

Background Positional preferences, asymmetry of body position and movements potentially indicate abnormal clinical conditions in infants. However, a lack of standardized nomenclature hinders accurate assessment and documentation of these preferences over time. Video tools offer a safe and reproducible method to analyze and describe infant movement...

Activity and physical effort positively affect a person's psychophysical state and emotional experience. Interest in the phenomenon of flow, the state of perceived arousal, stems from its relationship to an individual's intrinsic motivation. Flow is an area of research in many fields, including sports. Nowadays, solutions are being sought to suppor...

Objective The lateral abdominal wall muscles and their recruitment are the subjects of common interest for researchers due to their clinical importance and practical application in athletes and non-athletes. So far, no repeatable method aimed at activating specific muscles by passive tilting has been discovered. In this paper, changes in the morpho...

Rhythm perception and synchronisation is musical ability with neural basis defined as the ability to perceive rhythm in music and synchronise body movements with it. The study aimed to check the errors of synchronisation and physiological response as a reaction of the subjects to metrorhythmic stimuli of synchronous and pseudosynchronous stimulatio...

Objectives: Emotions and stress affect voice production. There are only a few reports in the literature on how changes in the autonomic nervous system affect voice production. The aim of this study was to examine emotions and measure stress reactions during a voice examination procedure, particularly changes in the muscles surrounding the larynx....

Background Mild cognitive impairment (MCI) is considered to be the borderline of cognitive changes associated with aging and very early dementia. Cognitive functions in MCI can improve, remain stable or progress to clinically probable AD. Quantitative electroencephalography (qEEG) can become a useful tool for using the analytical techniques to quan...

Purpose Currently, there is a need to create objective and reproducible tool for assessing the quality of infant movements. It’s substantially important to detect movement disorders by infants as early as possible. The Osesec project decided to conduct research on the use of video image analysis of infants and attempts to determine parameters that...

Studies investigating the relationship between balance ability and body size, build and proportions tend to concentrate on body mass and height rather than breadth parameters or size of individual body segments. The purpose of this study was to determine a relationship between the ability to keep balance and the size, build and proportions, based o...

Wstęp Zespół cieśni nadgarstka (ZCN) jest neuropatią kończyny górnej, pojawiającą się w wyniku ucisku nerwu pośrodkowego w kanale nadgarstka. Celem badania była ocena parametrów elektrofizjologicznych nerwu pośrodkowego przed leczeniem i 6 miesięcy po leczeniu operacyjnym ZCN u pacjentów obciążonych nikotynizmem oraz chorobami współistniejącymi. M...

Introduction: Cognitive impairment is a persistent and increasingly reported symptom of patients with Parkinson's disease (PD), significantly affecting daily functioning quality. This study aims to evaluate the functional connectivity of the brain network in patients with Parkinson's disease with various severities of cognitive decline using quant...

In this study, we aim to assess and examine cognitive functions in Parkinson’s Disease patients using EEG recordings, with a central focus on characteristics associated with a cognitive decline. Based on neuropsychological evaluation using Mini-Mental State Examination, Montreal Cognitive Assessment, and Addenbrooke’s Cognitive Examination-III, 98...

Introduction: Neonatal jaundice is characterised by a yellow coloration of the skin, mucous membranes, and sclera of the eye resulting from the accumulation of bilirubin in the body. When produced in significant excess, bilirubin can accumulate in the central nervous system causing kernicterus (bilirubin encephalopathy). The diagnosis of jaundice b...

Background: The relation between the autonomic nervous system (ANS) and muscles of the vocal tract is of particular importance when considering the pathomechanism of a functional voice disorder. Aims: The aim of this study was to record electrophysiological indicators from the ANS as well as the tone of the external laryngeal muscle and test whe...

Posture disorder affects more and more people in every age and social group, causing a huge drop in energy (tiredness, depression) or even nerve compression. The early assessment allows introducing therapy that minimizes the influence on everyday life. In the presented approach authors focused on the analysis of thermal images. The research group c...

Objectives To assess the impact of mental illness and addiction ( dual diagnosis -DD) on the prevalence and frequency of sexual disorders in men hospitalized in a psychiatric ward. The association between sexual disorders and age, having a partner and taking treatment were also studied. Methods The total of 140 men with diagnosis of schizophrenia,...

Objectives To assess the impact of mental illness and addiction ( dual diagnosis -DD) on the prevalence and frequency of sexual disorders in men hospitalized in a psychiatric ward. The association between sexual disorders and age, having a partner and taking treatment were also studied. Methods The total of 140 men with diagnosis of schizophrenia,...

Clinical and biological assessment of the COVID-19 vaccine efficacy in the frail population is of crucial importance. The study focuses on measuring the levels of anti-SARS-CoV-2 IgG antibodies before and after BNT162b2 mRNA COVID-19 vaccination among long-term care facility (LTCF) elderly residents. We conducted a prospective, single-center, obser...

The material describes the basic functional features of the diagnostic support system in the case of neurodegenerative diseases, which is the subject of the international research and implementation project Tele-BRAIN. The project’s main goal is to optimise the diagnostic process in the area of Parkinson’s disease based on automatic EEG analysis wi...

The paper presents a new approach to preventive examinations of employees in relation to the low reliability of the appraisals made due to experiencing stress that does not allow employees to fully present their potential. This approach is illustrated using the example of a case study of a voice professional. The study provides a detailed, quantita...

In the paper, convolutional neural network models were proposed that classify the patient’s EEG into one of the three groups of parkinsonism, i.e., no symptoms (PD-N), mild cognitive impairment(PD-MCI), and Parkinson’s Disease Dementia (PD-PDD). Three different architectures of Deep Convolution Neural Networks were proposed. As the input of the CNN...

This article presents method for recognizing activity from data acquired from the accelerator, magnetometer, gyroscope and motion sensors. The experiments providing data were conducted in July 2021 in Katowice, Poland, as a part of the System for Monitoring Activity and Training Rationalization (SMART) project, financed by the polish National Centr...

Determining and tracking the location of specific points of real objects in space is not an easy task. Nowadays, this task is performed by artificial deep neural networks. Various methods and techniques have been competing with each other in recent years. Most of them do it effectively and with a satisfactory result. The success of such solutions i...

Purpose: In clinical practice, motor development in infants is assessed subjectively. Many researchers propose objective methods, which have numerous limitations, by attaching markers or sensors to the child's limbs. The purpose of this study is to attempt to develop objectified numerical indices to describe the limb movements of infants without i...

Invasive or uncomfortable procedures especially during healthcare trigger emotions. Technological development of the equipment and systems for monitoring and recording psychophysiological functions enables continuous observation of changes to a situation responding to a situation. The presented study aimed to focus on the analysis of the individual...

Cel pracy Próba oceny wpływu podwójnej diagnozy na występowanie zaburzeń seksualnych oraz ocena problemów z funkcjonowaniem seksualnym mężczyzn leczonych w oddziale psychiatrycznym. Metoda W badaniu udział wzięło 140 mężczyzn hospitalizowanych psychiatrycznie (średnia wieku 40,4 ±12,7 lat) z rozpoznaniem schizofrenii, zaburzeń afektywnych, lękowyc...

Physiological jaundice appears after the first day of life and has a mild form in most cases. High bilirubin levels can lead to jaundice of the basal ganglia and cause severe movement disorders in the form of extrapyramidal forms of cerebral palsy. The aim of the study was to assess the effect of bilirubin levels on the motor activity of infants an...

The background of the work presented in this article is a method of monitoring the subject’s psychophysical state during exercises. The essential context is the creation of a mechanism to prevent hyperactivity. Therefore, in the designed diagnostic and rehabilitation system continuous subject observation over time with the use of precise, not-burde...

The essence of determining the patient’s behavioural and physiological profile during therapy is an extremely important element of the overall rehabilitation process. It should therefore examine how and why external physiological responses to stimuli occur. The article presents a detailed study of one specific case. A qualitative approach was adopt...

The development of computer-aided infants diagnosis systems is currently popular field of research. Video recordings provide the opportunity to develop a non-invasive, objective and reproducible tool for assessing the quality of infant movements. The aim of this pilot study is attempt to numerically describe selected movement parameters of the norm...

Background: The assessment of spontaneous activity of infants is of fundamental importance to the diagnosis and prediction of abnormal psychomotor development in children. Comprehensive and early diagnosis allows for quick and effective treatment and therapy. Subjective methods are based on the knowledge and experience of the diagnostician. The lac...

In this paper, a method for evaluating the chronological age of adolescents on the basis of their voice signal is presented. For every examined child, the vowels a, e, i, o and u were recorded in extended phonation. Sixty voice parameters were extracted from each recording. Voice recordings were supplemented with height measurement in order to chec...

Background: Children and adolescents with intellectual disabilities (IDs) are an identified group with postural disturbances resulting from a lack of integration among the visual, vestibular and proprioceptive systems. The insufficient level of maturity of the sensory systems is at least partly responsible for disturbances in maintaining body bala...

Abstract. A biometric photo can be a research material allowing to limit the participation of a measured and measuring person, shorten- ing the process of data collection and reducing the measurement error. The aim of the study was to compare anthropometric indices obtained from measurements made by single measurer and team of measurers. Measuremen...

Abstract. The aim of this work was to estimate the size and direction of relationships between the size of sway and variables describing the build- ing and shape of the body of children and adolescents. The study involved 98 people (48 boys and 46 girls) aged 10.2–17.7 years. Body building data was acquired using the GPM anthropometer for linear me...

In this paper results of a research were presented, which started with statistical analysis, performed to extract parameters on the basis of which it would be possible to assess girls' sexual maturity. The parameters selected during the analysis were used in classification. Three classifiers (Random Forest, Linear Discriminant Analysis and Support...

The paper presents the results of boys’ age modeling on the basis of the features of their voice. The research group has been divided according to age and the threshold has been 14 years. 98 boys have been examined (57 aged less than 14 years, 41 aged 14 years or more). Voice data has been acquired and processed. The obtained coefficients have been...

In this paper, a method for girls’ pubertal status evaluation is presented. The proposed algorithm uses voice features. Spectral analysis, Support Vector Machine and Random Forest Trees were employed. The obtained results are promising. Sensitivity reached 89.38%, when all features were included in the calculations (SVM). The highest specificity wa...

In the paper results of a preliminary research are presented concerning the influence of various music types on the human biocybernetic response. 35 people (24 women, 11 men) of different age and occupation underwent the examination. Each of them listened to three music pieces (classical, relaxing and rock music, in a previously defined order). The...

A method for evaluating the menarcheal status of girls on the basis of their voice features is presented in the paper. The registration procedure consists of voice recording and measuring 20 anthropological features. The input feature vector is a combination of voice and anthropometric parameters, counting 220 features. The optimal set of parameter...

The Bluetooth standard is a low-cost, very popular communication protocol offering a wide range of applications in many fields. In this paper, a novel system for road traffic estimation using Bluetooth sensors has been presented. The system consists of three main modules: filtration, statistical analysis of historical, and traffic estimation and pr...

Deficiency in dopaminergic system function may be one of the hypothetical reasons of the frailty syndrome but its role still remains unclear. The aim of our study was to assess the frailty phenotype prevalence in geriatric inpatients with mild parkinsonian signs (MPS) and to investigate levodopa test in the frail patients with MPS. We examined 118...

Background and Objectives Standard clinical procedure of Mild Cognitive Impairment (MCI) assessment employs time-consuming tests of psychological evaluation and requires the involvement of specialists. The employment of quantitative methods proves to be superior to clinical judgment, yet reliable, fast and inexpensive tests are not available. This...

The article presents changes in body composition in adolescent girls. A review of available measurement techniques is preceded by an analysis of the physiology of puberty, whose social significance is very high, especially in the present stage of development of civilization. Measurement techniques are classified depending on the used equipment, wit...

The paper describes an approach to the kids and youth pubertal evaluation using voice signal. The results of preliminary study conducted on a group of 109 children (58 boys and 51 girls aged 10–18 years) has been presented. The analysis of the voice fundamental frequency proves that this parameter strongly depends on the age (for boys) and on the t...

The still increasing life length expectancy creates new challenges in the field of senior care. It encourages researchers to provide the nursing homes and senior care assistants with tools that will both, rise an alarm in case of a sudden fall and collect data for long-term diagnosis of the declining motor abilities like the number of steps taken p...

This article presents a proposal to amend the traditional Road Event Card, completed by police officers in case of a collision or road accident. The Automatic Data Acquisition System (ASAD) has been proposed, which would be an electronic version of the Card, partially and eventually almost completely filled out automatically. The electronic Road E...

Abstract In this paper, selected short-range transport problems with the use of bicycles are presented. Against the background of road safety issues pointed to the need for traffic problems in heavily urbanized areas, indicating the ecological factors. The attention is paid to the analysis of the costs, taking into account the long-term holistic ba...

In this paper a parametric model of the left ventricle is presented. Its task is to estimate the myocardium shape on those slices, on which the segmentation algorithm has outlined the structure incorrectly. The aim of using the model on improperly segmented slices is to improve the accuracy of computing cardiac hemodynamic parameters and the heart...

The conducted research programme was focused on air voids in fibre reinforced SCC. There were used two types of crimped steel fibres. Properties of fresh mix were checked. The specimens in a form of beams with fibre volumes ranging from 0% to 1.5% have been non-destructively tested using X-ray computed tomography. Total volume of air, its distribut...

In the paper, a research programme focused on determination of steel fibre dispersion in self-compacting concrete using the X-ray computed tomography method is presented. Large scale speci-mens were cast (in the form of walls 1.2 m 9 1.2 m 9 0.15 m), containing different types of steel fibre. The tests were conducted on beam specimens cut from each...

In this paper a study concerning an automatic determination of distribution of steel fibres in self-compacting concrete (SCC) is presented. The determination of fibre distribution is required to assess any relationship between those features and casting methods of concrete elements. Concrete beams with steel fibres of various types and casting meth...

The article presents a study carried out in the field of drivers' reaction on variable message signs. For the purpose of the experiment a measuring station has been constructed consisting of a variable message sign and a device equipped with sensors containing a vehicle seat, steering wheel and pedals. The time to start the reaction, the reaction t...

The paper presents a preliminary study aimed to automatically determine the position and orientation of steel fibers in fiber reinforced concrete. This is required for assessment of the relation between the methods of forming and resulting concentration, position and orientation of steel fibers. Concrete beams with various types of fibers and metho...

Fuzzy C-Means (FCM) clustering and Gaussian Mixture Model (GMM) are two popular tools for data processing. In this study the unsupervised algorithm combining FCM clustering in the Kernel Space (KFCM) and GMM is presented. First, a "kernel trick" is applied to the FCM algorithm. Then, the number of clusters is chosen automatically in the kernel spac...

The paper presents a preliminary study aimed to automatically determine the position and orientation of steel fibers in fiber-reinforced concrete. This is required for assessment of the relation between the methods of forming and resulting concentration, position and orientation of steel fibers. Concrete beams with various types of fibers and metho...

In this paper a parametric model of the left ventricle is presented, whose task is to improve the segmentation results obtained by the use of standard algorithms. An individual model is built on the basis of properly designated sections. Incorrectly designated sections should be replaced with ellipses evaluated using the presented model. While elab...

The enormous number of advantages of minimally invasive surgery leads to the development of computer systems that are helpful tools during laparoscopic operations. In the paper a liver deformation model has been proposed including the shape deflection of the liver surface while inserting a tool into the organ and extracting it. The model is an answ...

An increasing number of conducted endoscopic procedures results in inventing new computer systems, that would be a helpful tool in this kind of medical examinations. In this paper the need of evaluating algorithms describing the deformation of internal organs for laparoscopic surgery purposes is presented. A possible solution to the problem of visu...

The fast growing popularity of minimally invasive surgery is the cause of development of computer systems that are helpful tools during endoscopic procedures. In the paper a liver deformation model has been presented including the tumour movement inside the organ. The model is an answer to the need of better visualization during laparoscopic surger...

In the chapter a new algorithm to identify personality basing on their online signature was presented. The proposed system uses selected statistical methods, which are the Fisher's discrimination and the k-nearest neighbour method. The test results are very promising, since less than 1% of the test signatures were assigned improperly.

In the chapter, a new identity verification algorithm was presented, which is basing on those signature's parameters, which are characteristic for each person. Using statistical methods, a set of features and coefficients is evaluated, that best describe the variability's course of the signature. The test signatures were compared to the original on...

In the paper the possibility of using a single vowel in peoples’ identity verification process is described. The usage of sounds which period do not change over the whole duration time, allows applying Fourier series to its analysis. The amplitudes of consecutive harmonics as well as their frequencies are the basis of creating individual features’...

Authentication based on handwritten signature is one of the most accepted authentication systems based on biometry. In this paper a method for the automatic verification of on-line handwritten signatures using three similarity measures is described. The proposed approach, is based on extreme values and dynamic features of the signature. In investig...

Many signatures verification systems have been developed so far. Most of them have some common algorithms and solutions. The problem is that authors of the solutions usually present the final results of a working system. They do not reveal effects of the particular components. This is why other researchers do not know which element improves the res...