2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)最新文献

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Stereoscopic laparoscopy using depth information from 3D model 立体腹腔镜使用深度信息从三维模型
Atul Kumar, Yen-Yu Wang, Ching-Jen Wu, Kai-Che Liu, Hurng-Sheng Wu
{"title":"Stereoscopic laparoscopy using depth information from 3D model","authors":"Atul Kumar, Yen-Yu Wang, Ching-Jen Wu, Kai-Che Liu, Hurng-Sheng Wu","doi":"10.1109/ISBB.2014.6820904","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820904","url":null,"abstract":"Laparoscopic surgery is indispensable from the current surgical procedures. Conventional laparoscope (endoscope) systems produce 2D colored video images which do not provide surgeons an actual depth perception of the scene. In this work, the problem was formulated as synthesizing a stereo image of the monocular (conventional) laparoscope image by incorporating into them the depth information from a 3D CT model. The current method was applied to the laparoscope video at the rate of up to 5 frames per second to visualize its stereo video. Correlation coefficients between the depth maps calculated with our method with those from the shape from shading algorithm were within the range of 0.70 to 0.95 (P <; 0.05).","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"36 6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121163751","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: 2
Chip design of a 5.6-GHz 1-V wide tuning range frequency synthesizer with Gm-boosting Colpitts VCO for biomedical application 生物医学应用5.6 ghz 1 v宽调谐范围频率合成器的芯片设计与gm -boost Colpitts VCO
Jhin-Fang Huang, W. Lai, Jia-Lun Yang
{"title":"Chip design of a 5.6-GHz 1-V wide tuning range frequency synthesizer with Gm-boosting Colpitts VCO for biomedical application","authors":"Jhin-Fang Huang, W. Lai, Jia-Lun Yang","doi":"10.1109/ISBB.2014.6820899","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820899","url":null,"abstract":"A 5.6-GHz 1-V wide tuning range frequency synthesizer with a gain-boosting Colpitts voltage-controlled oscillator (VCO) is fabricated in TSMC 0.18 um CMOS process. In this prototype, there are two important features. First, a 1-V gain-boosting Colpitts LC VCO circuit is adopted to reduce phase noise and power consumption. Second, a class-AB current mode logic (CML) circuit is utilized in first divider stage to deal with the high frequency signal. At the supply voltages of 1-V for VCO and 1.8-V for digital circuits, measured results achieve that the VCO output frequency is tunable from 5.13~5.98 GHz corresponding to 15.4% and the locked phase noise is -105.83 dBc/Hz at 1MHz from 5.15 GHz. The power consumption is 5.6 mW and including pads, the chip area is 0.632 (0.89 × 0.71) mm2. This chip design low power consumption for biomedical application.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115399427","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: 26
Conceptual map and technological framework to manage dementia wandering 管理痴呆漫游的概念地图和技术框架
N. K. Vuong, Syin Chan, C. Lau
{"title":"Conceptual map and technological framework to manage dementia wandering","authors":"N. K. Vuong, Syin Chan, C. Lau","doi":"10.1109/ISBB.2014.6820889","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820889","url":null,"abstract":"Wandering is one of the most common disruptive behaviors in people with dementia (PWD). Dementia wandering is a subject of study and research in the field of gerontology for more than 3 decades. The topic has then drawn the attention of technologists and particularly computer scientists since early 2000. Though a number of solutions and applications have been proposed and implemented to manage wandering, not many are widely used in practice due to 2 reasons. First, technologists' understanding and perception of wandering do not align with those of gerontologists. This consequently lowers the chance of proposed solutions to be accepted for clinical applications. Second, most solutions do not address all the dimensions of dementia wandering. Few applications cater the needs of other stakeholders involved including caregivers, physicians and researchers. This paper aims to bridge the knowledge gaps between gerontologists and technologists. We first present a conceptual map of wandering science from the perspectives of gerontologists. Then we provide a framework which identifies main threads of technologies that can be further developed to manage dementia wandering. We hope that the conceptual map and technological framework will guide technologists in developing relevant and essential assistive solutions which are not only widely used in clinical practice but also address the needs of all the parties involved.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127479706","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: 2
A low power high CMRR CMOS instrumentation amplifier for Bio-impedance Spectroscopy 用于生物阻抗光谱的低功率高CMRR CMOS仪器放大器
Angelito A. Silverio, Wen-Yaw Chung, Vincent F. S. Tsai
{"title":"A low power high CMRR CMOS instrumentation amplifier for Bio-impedance Spectroscopy","authors":"Angelito A. Silverio, Wen-Yaw Chung, Vincent F. S. Tsai","doi":"10.1109/ISBB.2014.6820903","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820903","url":null,"abstract":"In this paper, a high Common-Mode Rejection Ratio (CMRR) and low power CMOS Instrumentation Amplifier (IA) for use in Bio-impedance Spectroscopy (BIS) is presented. It consists of a complementary Differential Voltage - Current Conveyor (DVCC) that provides the common-mode signal rejection and high input impedance, a Folded - Cascode Operational Transconductance Amplifier (FC-OTA) that serves as a gain stage, and a high pass filter built using a PMOS pseudo-resistor. The IA was implemented using TSMC 0.35μm 2P4M Polycide Technology and simulations were carried out using HSPICE. The designed IA features a CMRR of 120.2dB, a differential input impedance of 102.3MΩ, and a common-mode input impedance of 41.3MΩ both at 50kHz, while dissipating an average static power of 290μW.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"70 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115016234","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: 8
A low-power super-regenerative BFSK transceiver for intelligent healthcare monitoring system 一种用于智能医疗监测系统的低功耗超再生BFSK收发器
Liang-Hung Wang, Tsung-Yen Chen, Kuang-Hao Lin, Shuenn-Yuh Lee
{"title":"A low-power super-regenerative BFSK transceiver for intelligent healthcare monitoring system","authors":"Liang-Hung Wang, Tsung-Yen Chen, Kuang-Hao Lin, Shuenn-Yuh Lee","doi":"10.1109/ISBB.2014.6820913","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820913","url":null,"abstract":"The present is proposed a low power RF-transceiver included a receiver and a transmitter. A gain amplifier and a supper regenerative divider construct an RF receiver; a voltage controlled oscillator (VCO) and a one stage power amplifier (PA) consist an RF transmitter. The digital modulation, binary frequency shift-keying (BFSK), is employed to modulate a wireless communication signal for proposed interactive intelligent healthcare monitoring system (IIHMS). The gain amplifier of RF receiver is biased in sub-threshold region for low power application. The proposed RF transceiver implemented in TSMC 0.18-μm 1P6M standard CMOS process with a chip area of 2.47 mm2. The measurement results show that the power consumption of the RF transmitter and receiver are 2.34 mW and 1.26 mW, respectively, under the lower supply voltage of 1.2 V.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127943471","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: 4
On the gene group problem 关于基因群问题
Sheng-Lung Peng, Yu-Lian Tang, Guanling Lee, Wei-Chun Liao
{"title":"On the gene group problem","authors":"Sheng-Lung Peng, Yu-Lian Tang, Guanling Lee, Wei-Chun Liao","doi":"10.1109/ISBB.2014.6820910","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820910","url":null,"abstract":"The analysis of gene networks is one of the hardest works in microarray analysis. Due to a lot of gene connection relations, it is complicated to analyze gene networks for understanding the evolution and functions of genomes. Gene team is a model for conserved gene clusters. However, it is defined on a genome of linear structure. In this paper, by transforming a gene network to a graph, we propose the concept of a gene group, i.e., closed genes according to their functions. An experimental study is proposed. We think this graph approach may be useful for finding closed genes.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131333219","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
Smart cane: Instrumentation of a quad cane with audio-feedback monitoring system for partial weight-bearing support 智能手杖:带有音频反馈监控系统的四根手杖的仪器,用于部分承重支撑
Joseph Mercado, Gemmilyn Chu, Erika Jane Imperial, Kelvin George Monje, Rae Mart Pabustan, Angelito A. Silverio
{"title":"Smart cane: Instrumentation of a quad cane with audio-feedback monitoring system for partial weight-bearing support","authors":"Joseph Mercado, Gemmilyn Chu, Erika Jane Imperial, Kelvin George Monje, Rae Mart Pabustan, Angelito A. Silverio","doi":"10.1109/ISBB.2014.6820893","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820893","url":null,"abstract":"Proper cane handling is one of the main goals of cane therapy in the field of physical rehabilitation. Toward that goal, a system has been developed to monitor the weight-bearing performance of the patient and provide an audio feedback to affect a patient's weight application onto the cane. The smart cane is designed to read the force measurement, to compare the read-out force and to generate an alert message if the force applied by the patient is incorrect. The system includes a graphical user interface, which allows real-time graphing of the force measurements and keeps a database for offline comparative data analysis by the therapist. It employs a wireless connection between the microcontroller and the computer using Bluetooth technology, which increases mobility of the patient. This will help the patient to achieve optimum rehabilitation that can lead to an improved balance in walking and eventually cane independence.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114966363","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: 14
A pulse oximetry system with motion artifact reduction based on Fourier analysis 基于傅立叶分析的运动伪影抑制脉搏血氧测量系统
Yi-Hsiang Yang, K. Tang
{"title":"A pulse oximetry system with motion artifact reduction based on Fourier analysis","authors":"Yi-Hsiang Yang, K. Tang","doi":"10.1109/ISBB.2014.6820902","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820902","url":null,"abstract":"In this paper, a system that records photoplethysmography and performs motion artifact reduction is proposed. In order to calculate SpO2, accurate amplitude of PPG is essential. As a matter of fact that the PPG signal is acquired through an optical sensor, it is prone to be affected by motion artifact. As a result, noise cancellation is a major issue in the calculation of SpO2. In the calculation of SpO2, the exact waveform is not the key point, whereas the amplitude plays the important role. Therefore, Fourier analysis is adopted to perform the noise cancellation. In the proposed system, data acquisition and analog filtering are done on a printed circuit board which is controlled by an FPGA. The acquired data are sent to a computer, where Fourier analysis is done to cancel motion artifact. Experiments have been done to demonstrate the performance of the proposed algorithm. The proposed system performs PPG signal acquisition, motion artifact reduction and SpO2 calculation.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128405464","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 approach for estimation of the surface area of scalp flap based on the characteristic parameters after decompressive craniectomy 一种基于颅骨减压术后特征参数估计头皮皮瓣表面积的方法
Lian Gao, Ninghui Zhao, Jinxi Zhao, Qinhu Zhang, Lan-juan Liu, Yufeng Zhang, He Sun, Xinling Shi
{"title":"An approach for estimation of the surface area of scalp flap based on the characteristic parameters after decompressive craniectomy","authors":"Lian Gao, Ninghui Zhao, Jinxi Zhao, Qinhu Zhang, Lan-juan Liu, Yufeng Zhang, He Sun, Xinling Shi","doi":"10.1109/ISBB.2014.6820949","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820949","url":null,"abstract":"An approach for the estimation of the surface area of scalp flap after decompressive craniectomy is presented in this paper to avoid the complications after cranioplasty since the area of the implanted prosthesis such as the titanium alloy is large than the surface area of the scalp flap. The estimation is based on the simulation model of skull with the characteristic parameters obtained from clinical statistics by using Mimics and the integration method to calculate the surface area of the scalp flap where the bone flap was removed for the relief of intractable intracranial hypertension in patients with severe traumatic brain injury by considering the sunken degree of the brain and scalp flap. In order to evaluate the performance of the proposed method, the comparison of the results obtained from the clinical statistical and simulation study is carried out. The results indicate that the computed value of the scalp flap area obtained from the simulation is consistent quite well with the results of clinical statistics.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"65 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121626701","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
Analyzing spike I wave electroencephalogram signals for epilepsy based on Hilbert-Huang transformation 基于Hilbert-Huang变换的癫痫峰波脑电图信号分析
Jin-De Zhu, Chin-Feng Lin
{"title":"Analyzing spike I wave electroencephalogram signals for epilepsy based on Hilbert-Huang transformation","authors":"Jin-De Zhu, Chin-Feng Lin","doi":"10.1109/ISBB.2014.6820937","DOIUrl":"https://doi.org/10.1109/ISBB.2014.6820937","url":null,"abstract":"In this paper, we use the Hilbert-Huang transform (HHT) analysis method to explore the time-frequency characteristics of spike waves for epilepsy symptoms. We obtained a sample of spike I wave and non-spike waves for HHT decomposition using a number of intrinsic mode functions of the Hilbert transform (HT) to determine the instantaneous spectrum, marginal spectrum, and Hilbert energy spectrum. We decomposed a number of intrinsic mode functions, the instantaneous spectrum and the Hilbert energy spectrum and compared the differences between spike and non-spike waves. The analysis results showed that the ratios of the normal wave to the referred total energy for IMF1, IMF2, and the residual function exceeded 10%. Furthermore, the ratios of the energy of the energy for IMF1, IMF2, IMF3 and the residual function of Spike I to their total energy also exceeded 10%. The ratios of the energy of IMF3 in the d band to its referred total energy for the EEG signal without spike wave, and of Spike I waves were 4.72%, and 6.75%, respectively. The ratios of the energy of IMF3 in the d band to its referred total energy for the EEG signal without spike wave is lower than that of the energy of IMF3 in the ν band to its referred total energy for the spike I wave.","PeriodicalId":265886,"journal":{"name":"2014 IEEE International Symposium on Bioelectronics and Bioinformatics (IEEE ISBB 2014)","volume":"112 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121708154","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
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