2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)最新文献

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A comparison between heuristic and machine learning techniques in fall detection using Kinect v2 基于Kinect v2的启发式和机器学习技术在跌倒检测中的比较
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533763
Amin Amini, K. Banitsas, J. Cosmas
{"title":"A comparison between heuristic and machine learning techniques in fall detection using Kinect v2","authors":"Amin Amini, K. Banitsas, J. Cosmas","doi":"10.1109/MeMeA.2016.7533763","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533763","url":null,"abstract":"In this paper, two algorithms were tested on 11 healthy adults: one based on heuristic and another one on video tagging machine learning methods for automatic fall detection; both utilizing Microsoft Kinect v2. For our heuristic approach, we used skeletal data to detect falls based on a set of instructions and signal filtering methods. For the machine learning approach, we implemented a dataset utilizing the Adaptive Boosting Trigger (AdaBoostTrigger) algorithm via video tagging to enable fall detection. For each approach, each subject on average has performed six true positive and six false positive fall incidents in two different conditions: one with objects partially blocking the sensor's view and one with partial obstructed field of view. The accuracy of each approach has been compared against one another in different conditions. The result showed an average of 95.42 % accuracy in the heuristic approach and 88.33 % in machine learning technique. We conclude that heuristic approach performs more accurately for fall detection when there is a limited number of training dataset available. Nevertheless, as the gesture detection's complexity increases, the need for a machine learning technique is inevitable.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126934511","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 16
Instrumented timed up and go: Fall risk assessment based on inertial wearable sensors 仪器计时up and go:基于惯性可穿戴传感器的跌倒风险评估
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533778
Joana Silva, I. Sousa
{"title":"Instrumented timed up and go: Fall risk assessment based on inertial wearable sensors","authors":"Joana Silva, I. Sousa","doi":"10.1109/MeMeA.2016.7533778","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533778","url":null,"abstract":"Strategies for fall risk assessment are currently not multifactorial neither implemented as a regular assessment of health status in clinics or hospital. The reason could be related with a lack of an easy to implement, complete and objective test to assess elderly's fall risk level. More recently, inertial wearable sensors have been used in combination with standard tests to evaluate the performance of the person during each phase of the test in an objective way. This paper proposes a methodology for collecting and analyzing the Timed-Up and Go (TUG) test instrumented with wearable inertial sensors. An automatic algorithm to segment the TUG test into three components was implemented prior to feature extraction. Overall, features from the walking and first turning phases of the tests could provide meaningful information to differentiate groups of high and low fall risk.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"8 18","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120935890","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 20
Role of voxel selection and ROI in fMRI data analysis 体素选择和ROI在fMRI数据分析中的作用
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533739
R. Zafar, A. Malik, N. Kamel, S. Dass
{"title":"Role of voxel selection and ROI in fMRI data analysis","authors":"R. Zafar, A. Malik, N. Kamel, S. Dass","doi":"10.1109/MeMeA.2016.7533739","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533739","url":null,"abstract":"Functional magnetic resonance imaging (fMRI) is one of the most popular and reliable modality to measure brain activities. The quality of fMRI data is best among other modalities such as Electroencephalography (EEG) and Magnetoencephalography (MEG). In fMRI, normally number of features are more than the number of instances so it is necessary to select the features and do dimension reduction to remove noisy and redundant data. Many techniques and methods are used to select the significant features (voxels). In this paper, the significant voxels are selected within the anatomical region of interest (ROI) based on the absolute values. In this study, we have predicted the brain states using two machine learning algorithm, i.e, Radial basis function (RBF) network and Naïve Bayes. A visual experiment with two categories is done. In conclusion, it is shown that less number of voxels and specific brain regions can increase the accuracy of prediction.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117328071","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
An image based quantitative fluorescence immunoassay reader for HbA1c testing: Calibration & repeatability study 用于糖化血红蛋白检测的基于图像的定量荧光免疫分析阅读器:校准和可重复性研究
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533702
K. Chowdhury, J. Joseph, Nethra Reddy, Jayaraman Kiruthi Vasan, M. Sivaprakasam
{"title":"An image based quantitative fluorescence immunoassay reader for HbA1c testing: Calibration & repeatability study","authors":"K. Chowdhury, J. Joseph, Nethra Reddy, Jayaraman Kiruthi Vasan, M. Sivaprakasam","doi":"10.1109/MeMeA.2016.7533702","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533702","url":null,"abstract":"Image based readers for quantitative fluorescence immunoassays offer advantages of reliability and robustness over traditional scanning readers and has potential applications in point-of-care diagnostics. We had previously demonstrated an image based quantitative method to scan fluorescence labeled lateral flow test strips. Here we present an improved design, and report the calibration method and repeatability of the instrument. A new wideband emission filter was used instead of the previous narrowband filter and enhanced signal levels were obtained. Standard HbA1c calibrator set was used to evaluate the area ratios for various concentration levels of the analyte and generate the calibration curve. A straight line fit to the calibration data showed R-squared value to be 0.99. Repeatability of the instrument in successive test runs was evaluated to be fairly good with CV less than 4%. Inter-day repeatability of the instrument was also studied and the results were moderate.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"60 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114737400","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Towards inline spatially resolved temperature sensing in thermal ablation with chirped fiber Bragg grating 啁啾光纤光栅热烧蚀在线空间分辨温度传感研究
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533777
D. Tosi, S. Korganbayev, Nurlan Zhakin, Riccardo Gassino, G. Perrone, A. Vallan
{"title":"Towards inline spatially resolved temperature sensing in thermal ablation with chirped fiber Bragg grating","authors":"D. Tosi, S. Korganbayev, Nurlan Zhakin, Riccardo Gassino, G. Perrone, A. Vallan","doi":"10.1109/MeMeA.2016.7533777","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533777","url":null,"abstract":"We investigate the theory and feasibility of an inline spatially resolved temperature sensor, suitable for thermal ablation monitoring. The sensor is based o a chirped fiber Bragg grating (CFBG). The CFBG is modelled as a chain of Bragg gratings, each sensitive to local temperature variations. By using a combination of iterative and statistical optimization techniques, it is possible to use demodulate the CFBG, in case of a Gaussian-like spatial temperature profile. A feasibility test based on CFBG simulation shows that the CFBG returns error <;1 mm on cellular damage threshold spatial estimation and good noise resilience.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131316274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 12
A low power wireless breathing monitoring system using piezoelectric transducer 一种基于压电传感器的低功耗无线呼吸监测系统
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533756
I. Mahbub, Hanfeng Wang, S. Islam, S. Pullano, A. Fiorillo
{"title":"A low power wireless breathing monitoring system using piezoelectric transducer","authors":"I. Mahbub, Hanfeng Wang, S. Islam, S. Pullano, A. Fiorillo","doi":"10.1109/MeMeA.2016.7533756","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533756","url":null,"abstract":"The paper presents a continuous breathing pattern monitoring system using a piezoelectric transducer and low power CMOS integrated circuit. The system is compatible for being used as a wearable device around the chest using a belt. The piezoelectric sensor is a ferroelectric polymer which is a biocompatible material. The rest of the integrated circuit is designed using a standard 130 nm CMOS process. The smaller footprint, wireless interface, low-cost and inconvenience-free design features of the proposed system makes it an attractive alternative to conventional methods for continuous breathing pattern monitoring.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130324849","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 19
Training impulses: A method to quantify exercise intensity in postmenopausal obese women 训练冲动:量化绝经后肥胖妇女运动强度的方法
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533784
F. Velluzzi, F. Tocco, A. Deledda, D. Lai, A. Loviselli, R. Milia, D. Concu, G. Ghiani, A. Concu
{"title":"Training impulses: A method to quantify exercise intensity in postmenopausal obese women","authors":"F. Velluzzi, F. Tocco, A. Deledda, D. Lai, A. Loviselli, R. Milia, D. Concu, G. Ghiani, A. Concu","doi":"10.1109/MeMeA.2016.7533784","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533784","url":null,"abstract":"Nine obese postmenopausal women aged 59±6.3 years having a body mass index of 35.2±2.0 kg/m2 performed a 12-week training protocol three times a week. Each training session, lasting about 80 min, consisted of general warmup and stretching exercises, free-body exercises, exercises with small implements (clubs, dumbbells, medicine ball), aerobic activity consisting of walking/running on the treadmill or open ground and cooling-down exercises. The training impulse method was utilized to indirectly quantify the amount of exercise intensity on the basis of heart rate values assessed during training sessions. The value adopted for training impulses prescribed for patients was about 130 arbitrary units and corresponded to 50 ~ 60% of their maximum oxygen consumption. Immediately before and at the end of the training patient took an incremental cycle-ergometer test (20W every 3 min), up to exhaustion, in such a way as to assess maximum values of: oxygen consumption, workload and the ratio between these two variables (i.e. the oxidative cost), heart rate, systolic and diastolic arterial blood pressures. At the trial end, in correspondence of the maximum workload reached during the cycle-ergometer exercise, both body mass and body mass index had significantly decreased, as had diastolic arterial blood pressure and oxidative cost of exercise, while fat free mass had increased, when refered to the trial entry. It can be concluded that the precise amount of training, as established by utilizing training impulses, may facilitate the choice of the strategy to ameliorate physical and mental health in postmenopausal obese women.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115072774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Heartbeat pattern classification algorithm based on Gaussian mixture model 基于高斯混合模型的心跳模式分类算法
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533715
Mehmet Iscan, F. Yigit, C. Yilmaz
{"title":"Heartbeat pattern classification algorithm based on Gaussian mixture model","authors":"Mehmet Iscan, F. Yigit, C. Yilmaz","doi":"10.1109/MeMeA.2016.7533715","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533715","url":null,"abstract":"Nowadays, probabilistic neural networks have been frequently used to pattern discrimination in biological signals despite of non-stationary and individual characteristics of human subjects. In this study, a new approach was proposed to pattern classification for electrocardiography (ECG) signals based on Gaussian mixture model and logarithmic linearization. The objective of this study was to identify and classify QRS complexes on ECG patterns. For this purpose, a high performance method to classify and discriminate various ECG patterns was developed. Besides, a comparison algorithm which evaluates time series signals was established, and the limitation of its parameters was determined in order to attain high performance in ECG classification. The proposed algorithm has been tested on the data from 20 normal subjects and 22 additional normal data sets from MIT-DB database. After the improvement by the proposed algorithm, we observed 99.21% and 99.24% of recognition rates in ECG data from 20 normal subjects and MIT-DB database, respectively. The results showed that the proposed algorithm achieved a high performance to classify and discriminate various ECG signals.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134235697","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Monitoring of retinal vessels for diabetic patients in home care assistance 糖尿病患者在家庭护理援助中的视网膜血管监测
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533713
L. Carnimeo, Annamaria Roberta Altomare, Rosamaria Nitti
{"title":"Monitoring of retinal vessels for diabetic patients in home care assistance","authors":"L. Carnimeo, Annamaria Roberta Altomare, Rosamaria Nitti","doi":"10.1109/MeMeA.2016.7533713","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533713","url":null,"abstract":"In human eye care the severity of some diseases or their pathologic progression can be examined by the fundamental step of the analysis of human retina. On this proposal, the retinal monitoring of diabetic patients in home care assistance needs to be specifically dealt with. In particular, diabetic retinopathy must be frequently observed to reduce each patient's retina progressive damages. In this work, the architecture of an Ophthalmic System for Home Care assistance in monitoring of human fundus oculi, described in its main blocks and in its image processing phases is presented, with the aim of providing an innovative support to the necessary monitoring of retinal vessels for diabetic patients in home care assistance. Selected outcomes are reported for some fundus oculi images and performances of the personal digital assistant are reported.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129391403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Experiential investigation of nonlinear acoustic field structure in two and three dimensions 二维和三维非线性声场结构的经验研究
2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA) Pub Date : 2016-05-15 DOI: 10.1109/MeMeA.2016.7533727
D. Kaleci, A. Sahin, Baki Karaböcü
{"title":"Experiential investigation of nonlinear acoustic field structure in two and three dimensions","authors":"D. Kaleci, A. Sahin, Baki Karaböcü","doi":"10.1109/MeMeA.2016.7533727","DOIUrl":"https://doi.org/10.1109/MeMeA.2016.7533727","url":null,"abstract":"In this paper, two and three dimensional experimental nonlinear acoustic pressure fields that are produced by circular sources are presented. We developed an experiment systems to measure results of nonlinear acoustic pressure fields for the first three harmonic components along both acoustic and radial axis, in both two and three dimensions. The use of sub-harmonics to improve the lateral and axial image quality is also discussed. In addition, the experimental results are compared with theoretical results for the first three harmonics and are observed to essentially consistent with the theoretical results.","PeriodicalId":221120,"journal":{"name":"2016 IEEE International Symposium on Medical Measurements and Applications (MeMeA)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133662787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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