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2014 IEEE Canada International Humanitarian Technology Conference - (IHTC)最新文献

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Gateways to high-perfomance and distributed computing resources for global health challenges 面向全球健康挑战的高性能和分布式计算资源的网关
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147530
S. Gesing, J. Nabrzyski, S. Jha
Computational simulations for disease modeling and efficient analysis tools using large data collections have become invaluable tools for Global Health programs fighting infectious diseases. Simulations are used in many ways e.g., from predicting the effectiveness of interventions for certain diseases through Bayesian-based data-model assimilation to genomic analysis of diverse vector species in their different growth states. Even though the approaches and technologies vary, they have several common requirements on the underlying infrastructure. Simulations for infectious diseases, for example, rely on environmental data like weather, geospatial data, biodiversity and transmission complexity. Data-intensive applications need efficient distributed data management capabilities facilitating replication services or Software-as-a-Service solutions. Such solutions might follow the paradigm to transfer applications to the data instead of transferring data to where the applications are deployed. In this paper we present our work towards providing a common extensible platform to build the computational investigation environment. This platform will provide an API for developers of science gateways, which can be adapted for specific simulations, various distributed data management technologies and diverse data structures. Furthermore, it will include metadata to increase the quality and the information about the data, its provenance and its context. Such an API will ease the development of new science gateways and the core technologies for both modeling and running the models. Developers can focus on the targeted domain and are relieved from re-developing core features for the underlying infrastructure. These gateways also enable the stakeholders (scientists, policy makers, etc.) in using the sophisticated tools and/or offer a single point of entry to large data collections and data analytics tools.
用于疾病建模的计算模拟和使用大型数据收集的高效分析工具已成为全球卫生计划对抗传染病的宝贵工具。模拟用于许多方面,例如,从通过基于贝叶斯的数据模型同化预测某些疾病干预措施的有效性,到对不同生长状态的多种病媒物种进行基因组分析。尽管方法和技术各不相同,但它们对底层基础设施有几个共同的要求。例如,传染病的模拟依赖于天气、地理空间数据、生物多样性和传播复杂性等环境数据。数据密集型应用程序需要高效的分布式数据管理功能,以促进复制服务或软件即服务解决方案。此类解决方案可能遵循将应用程序传输到数据的范式,而不是将数据传输到部署应用程序的位置。在本文中,我们介绍了我们为提供一个通用的可扩展平台来构建计算调查环境所做的工作。该平台将为科学网关的开发人员提供API,可以适应特定的模拟、各种分布式数据管理技术和各种数据结构。此外,它将包括元数据,以提高数据的质量和有关数据、其来源和上下文的信息。这样的API将简化新的科学网关以及建模和运行模型的核心技术的开发。开发人员可以专注于目标领域,而不必为底层基础架构重新开发核心功能。这些网关还使利益相关者(科学家、政策制定者等)能够使用复杂的工具和/或提供进入大型数据收集和数据分析工具的单一入口点。
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引用次数: 1
A Consumer Bill of Rights for Energy Conservation 保护能源的消费者权利法案
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147535
S. Makonin, L. Flores, Robyn Gill, R. A. Clapp, L. Bartram, Bob Gill
Sustainable energy supply and demand can partially be solved by the conservation of energy, which is a personal and self-driven action. However, energy conservation currently requires the purchase of third-party products. The upfront cost of purchasing these products to monitor energy consumption in a home is a barrier that further cements the divide of those that have and those that have not. Detailed appliance power consumption reporting should be made available for free as part of the home's smart meter. Governments and power utilities must improve and expand policies that promote a socio-economic balance allowing everyone to participate in energy conservation regardless of their economic situation in a sustained way. We critically look at what economics and government polices exist and need to exist. We also demonstrate the computational means to achieve this - nonintrusive load monitoring (NILM) - and discuss how manufacturing and standards organizations need to work together to provide the essential information that describes how appliances consume energy. This paper proposes a Consumer Bill of Rights for Energy Conservation.
能源的可持续供给和需求可以部分地通过节约能源来解决,而节约能源是个人的、自我驱动的行为。但目前节能需要购买第三方产品。购买这些产品来监测家庭能源消耗的前期成本是一个障碍,它进一步巩固了那些拥有和没有的人之间的鸿沟。详细的电器耗电量报告应该作为家庭智能电表的一部分免费提供。各国政府和电力公司必须改进和扩大促进社会经济平衡的政策,使每个人无论其经济状况如何都能持续参与节能。我们批判性地审视哪些经济和政府政策存在,哪些政策需要存在。我们还演示了实现这一目标的计算方法——非侵入式负载监控(NILM)——并讨论了制造和标准组织需要如何合作,以提供描述设备如何消耗能源的基本信息。本文提出了一项消费者节能权利法案。
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引用次数: 12
Affordable erehabilitation monitoring platform 经济实惠的康复监测平台
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147537
Majid Janidarmian, Atena Roshan Fekr, K. Radecka, Z. Zilic
People who have suffered a motor function disability need to practice appropriate rehabilitation treatments. Motion sensors such as accelerometer and gyroscope in fact are increasingly being embedded in wearable computing devices and can provide a quantitative measure of the human movement for assessment. In this paper, we present a low-cost eRehabilitation platform employing efficient algorithms to provide high accuracy feedback. The provided online rehabilitation service is removing the traditional face-to-face services by using cutting-edge mobile and sensors technologies. It allows doctors to give the patients qualitative feedback and track their progress over time. This system considers the variability in movement speed and accurate angle measurements. To this end, the golden standard pattern collected under physiotherapist supervision is compared with the patient's exercises based on Dynamic Time Warping (DTW) algorithm. The experiments were conducted in a laboratory with different subjects, and results confirm that low-cost MEMS technology achieves an acceptable accuracy level in real-time rehabilitation monitoring. We also address different encountered issues and discuss how to efficiently tackle with them.
患有运动功能障碍的人需要进行适当的康复治疗。事实上,加速计和陀螺仪等运动传感器正越来越多地嵌入可穿戴计算设备中,它们可以为评估提供人类运动的定量测量。在本文中,我们提出了一个低成本的康复平台,采用高效的算法来提供高精度的反馈。提供的在线康复服务通过使用尖端的移动和传感器技术,正在消除传统的面对面服务。它允许医生给病人定性的反馈,并跟踪他们的进展。该系统考虑了运动速度的可变性和精确的角度测量。为此,将在物理治疗师监督下收集的黄金标准模式与基于动态时间扭曲(Dynamic Time Warping, DTW)算法的患者运动进行比较。实验结果表明,低成本的MEMS技术在实时康复监测中达到了可接受的精度水平。我们还讨论了遇到的不同问题,并讨论了如何有效地解决这些问题。
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引用次数: 9
Providing access to education in Sub-Saharan countries through Content-Oriented technology 通过面向内容的技术为撒哈拉以南国家提供教育机会
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147542
Angelica W Kiboro, Sheena Bailey, Mrinay Nair, Tomisin Salam, Alex Dwhytie
Access to education has been a growing concern for children in developing economies, namely lack of access to quality customized online content in the classroom and at home; lack of tools that make learning fun and effective in key subject areas; and lack of state resources to meet educational demands. The Rumie Initiative was founded to tackle these concerns. It is a non-profit organization bringing educational content to the world's underprivileged children through low-cost technology. The Rumie Initiative's vision is to redefine the way education is provided, and through this, significantly reduce poverty and drive economic development. The primary advantage of The Rumie Initiative over all other educational technology solutions is that its content is specifically tailored to meet the local educational needs and curriculum standards. Utilizing the vast reserves of free online updated educational content available today; these android driven tablets are an affordable and intuitive way to deliver pre-loaded content without the requirement of internet access. Through mass global volunteerism, The Rumie Initiative collaborates with educators in choosing appropriate educational content and distributes content-loaded tablets through local Non-Governmental Organizations, communities and government entities. The Rumie Initiative has started a program of trials around the world and recently received a positive response at a Computer - Based Math Education Summit in New York hosted by UNICEF from November 21st to 22nd 2013. The initiative was first launched in Haiti on 25th October 2013 and has since, been gaining momentum, currently exploring opportunities in Sub-Saharan countries such as Ghana, Kenya, Uganda, Rwanda, Burundi, South Africa and Nigeria. This paper focuses on The Rumie Initiative's unique business model to reach the masses, emphasizing issues relating to the power of volunteer ism, the forging of strategic development partners, and content-oriented technologies in increasing access to education.
在发展中经济体,获得教育日益成为儿童关注的问题,即在教室和家中无法获得高质量的定制在线内容;在关键学科领域缺乏使学习变得有趣和有效的工具;缺乏国家资源来满足教育需求。鲁米倡议的成立就是为了解决这些问题。这是一个非营利组织,通过低成本的技术为世界上贫困的儿童提供教育内容。鲁米倡议的愿景是重新定义提供教育的方式,并通过这种方式显著减少贫困和推动经济发展。与所有其他教育技术解决方案相比,The Rumie Initiative的主要优势在于其内容是专门为满足当地教育需求和课程标准而量身定制的。利用今天大量的免费在线更新教育内容;这些android驱动的平板电脑是一种经济实惠且直观的方式,可以在不需要互联网接入的情况下提供预装内容。通过大规模的全球志愿服务,Rumie倡议与教育工作者合作,选择适当的教育内容,并通过当地非政府组织、社区和政府实体分发装有内容的平板电脑。Rumie计划已经在世界各地启动了一个试验项目,最近在联合国儿童基金会于2013年11月21日至22日在纽约主办的基于计算机的数学教育峰会上得到了积极的回应。该倡议于2013年10月25日首次在海地启动,此后势头不断增强,目前正在加纳、肯尼亚、乌干达、卢旺达、布隆迪、南非和尼日利亚等撒哈拉以南国家探索机会。本文重点介绍了Rumie Initiative接触大众的独特商业模式,强调了与志愿者精神的力量、战略发展伙伴的锻造以及面向内容的技术在增加教育机会方面的相关问题。
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引用次数: 1
A general perspective on software-hardware defined cognitive radio based on emergency ad-hoc network topology 基于应急自组织网络拓扑的软硬件定义认知无线电的一般观点
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147521
A. Salam, S. Al-Araji, Q. Nasir, K. Mezher, R. Sheriff
This paper presents a different perspective on the collective concept of software-hardware defined radio (SHDR) in cognitive radio (CR) networks. The SHDR is proposed considering the multiple hardware functionalities conceived by software defined radio, which generally reflects on the adaptable recognition of network services and operational conditions. An ad-hoc network scheme is envisaged as an alternative to a conventional cellular network to accommodate for emergency situations. The connection to such emergency backup network could be established on CR engines built in normal or dedicated smart phone handsets.
本文对认知无线电(CR)网络中软硬件定义无线电(SHDR)的集体概念提出了不同的观点。SHDR的提出考虑了软件无线电设想的多种硬件功能,这通常反映在对网络服务和运行条件的适应性识别上。设想特设网络方案作为传统蜂窝网络的替代方案,以适应紧急情况。这种紧急备份网络的连接可以在普通或专用智能手机内置的CR引擎上建立。
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引用次数: 0
An experimental investigation of the Distributed Electronic Load Controller: A new concept for voltage regulation in microhydro systems with transfer of excess power to household water heaters 分布式电子负荷控制器的实验研究:一种将多余电力转移到家用热水器的微型水电系统电压调节的新概念
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147548
B. N. Roodsari, E. Nowicki, P. Freere
Constant voltage and frequency can be generated by a stand-alone Self-Excited Induction Generator (SEIG) driven with a fixed-speed low-head hydro-turbine when the electrical load is maintained constant by an Electronic Load Controller (ELC). However for a Conventional-ELC (C-ELC) most of the generated electrical energy can be dissipated in the dump load if the village load is low. So, the objective of this research is designing a simplified ELC for each household to transfer the excess power for domestic consumption in addition to providing voltage regulation for the generator. A regular ELC, possibly of reduced rated power, should still be installed at the generator site. At the same time, a simplified and inexpensive ELC is installed at each household. The proposed controller, installed in each household, is referred to as the Distributed Electronic Load Controller (DELC). MATLAB simulation results verify the feasibility of the proposed approach. Experimental results using the MSP-430 LaunchPad microcontroller are also presented to verify the validity of the proposed DELC approach.
当用电负荷由电子负荷控制器(ELC)保持恒定时,由固定转速低水头水轮机驱动的独立自励感应发电机(SEIG)可以产生恒定的电压和频率。然而,对于一个传统的电力集输电站(C-ELC),如果村庄负荷较低,大部分产生的电能可以在倾卸负荷中耗散。因此,本研究的目的是为每个家庭设计一个简化的ELC,除了为发电机提供电压调节外,还可以将多余的电力转移到家庭消费。发电机现场仍应安装可能降低额定功率的常规ELC。同时,每个家庭都安装了一个简化和廉价的ELC。拟议的控制器,安装在每个家庭,被称为分布式电子负载控制器(DELC)。MATLAB仿真结果验证了所提方法的可行性。在MSP-430 LaunchPad微控制器上的实验结果验证了所提出的DELC方法的有效性。
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引用次数: 7
Effect of ageing on perception of quality of IP-based personal communication applications 年龄对基于ip的个人通信应用质量感知的影响
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147517
Sunisa Sathapornvajana, B. Papasratorn
IP-based personal communication applications are popular around the world, especially, in developing countries. User perception of quality of service is one key concern for making a decision to adopt an IP application as a personal communication tool. However, user perception of quality is different among various groups even with the same intrinsic technical quality. Perception changes with many factors which include ageing. In this study we investigated the effect of ageing on user perception of quality of service of IP-based personal communications. We selected 5 related characteristics on IT usage to study their effect on user perception: IT knowledge, IT experience, physical expectancy, coping with unexpected events and ability to notice. The study randomly selected 101 subjects from population of different ages which include the Baby Boom Generation, Generation X, and Generation Y. The results confirm that the selected factors can differentiate users and reveal that there are 4 significant differences among groups of users which are based on Ward's method, minimizing Sum of Square Errors (SSE) and analysis of variance. The four resulting groups are advanced users, moderate users, slow users, and practitioners. The study also finds that perception of quality of IP-based personal communication is similar for 3 of the user groups, only the practitioner group has different perception. We found in this study that it is possible to develop IP-based personal communication applications that will be well adopted by the majority of users.
基于ip的个人通信应用在世界范围内非常流行,特别是在发展中国家。用户对服务质量的感知是决定采用IP应用程序作为个人通信工具的一个关键问题。然而,即使具有相同的内在技术质量,不同的用户群体对质量的感知也是不同的。人们的看法会随着许多因素而改变,其中包括年龄的增长。在本研究中,我们调查了年龄对用户对基于ip的个人通信服务质量感知的影响。我们选择了IT使用的5个相关特征来研究它们对用户感知的影响:IT知识、IT经验、身体预期、应对意外事件和注意能力。本研究从婴儿潮一代、X一代、y一代等不同年龄段的人群中随机抽取了101名被试,结果证实所选取的因素可以区分用户,并根据Ward’s法、最小平方误差和方差分析发现用户组间存在4个显著差异。产生的四个组是高级用户、中等用户、慢速用户和实践者。研究还发现,三个用户群体对基于ip的个人传播质量的感知是相似的,只有从业者群体有不同的感知。我们在这项研究中发现,开发基于ip的个人通信应用程序将被大多数用户很好地采用是可能的。
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引用次数: 0
Breaking into social nervous system 破坏社会神经系统
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147561
D. Vashisth
Gathering and analyzing of real time communicational traces in a society empowers us to formulate behavioral structure of its members. Reality Mining the core concept to support this enables us to collect digital breadcrumbs left by people while they perform their daily activities. Collection of these signals through sociometric badges and then formulating them for a visual view is shown in the further section of this paper. The model proposed in this paper is based on multi-level information gathering and filtration system. In this model society is divided in groups on the basis of their intra-group and inter-group interactions. It determines the sequestered groups and the quickest information distributing group. This filtration is processed on the server and all the data transactions are accomplished with secure protocols. For collection of communicational traces we argue use of mobile devices as sensors, which process data to further server. Further incorporation of influential model and centrality approaches enable us to detect most influential person in the sub-group. Implementation of web based multi-level architecture allows easy extension, wider area coverage, storing and processing large log records and easy integration with preexisting communication network.
收集和分析一个社会中的实时交流痕迹,使我们能够制定其成员的行为结构。挖掘核心概念来支持这一点,使我们能够收集人们在进行日常活动时留下的数字面包屑。收集这些信号通过社会计量徽章,然后制定他们的视觉视图显示在本文的进一步部分。本文提出的模型是基于多级信息收集和过滤系统。在这个模型中,社会根据群体内部和群体之间的相互作用被划分为群体。它决定了隔离的群体和最快的信息分发群体。这种过滤是在服务器上处理的,所有数据事务都是通过安全协议完成的。对于通信痕迹的收集,我们认为使用移动设备作为传感器,将数据处理到进一步的服务器。影响模型和中心性方法的进一步结合使我们能够发现子群体中最具影响力的人。基于web的多级架构的实现允许易于扩展,更广泛的区域覆盖,存储和处理大型日志记录,并易于与已有的通信网络集成。
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引用次数: 0
SmartSlate: Rethinking tactile interfaces for the Blind SmartSlate:为盲人重新思考触觉界面
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147560
H. RaghavendraS., Sreecharan Sankaranarayanan
In today's elementary education landscape for the blind, there exists little support for effectively visualizing concepts like figures, graphs, maps, terrains, shapes and the like. Moreover, pedagogy for the blind relies excessively on trained teachers. Current interfaces involve conversion of text to Braille (Tactile Feedback). Only text being translated however, is insufficient for a comprehensive learning experience. This paper describes a solution for this issue by introducing a redesigned low-cost tactile interface called the SmartSlate that will complement classroom education and serve as a partial substitute. The SmartSlate will support terrain and geographic projections, reiterative learning processes and educational games to enforce effective learning. As a proof of concept, an application that teaches coordinate geometry has been developed to work with the SmartSlate. This idea was well received at the Roman & Catherine Lobo School for the Blind, Kadri, Mangalore, India where our experiments will be conducted.
在今天的盲人基础教育中,几乎没有对数字、图表、地图、地形、形状等概念进行有效可视化的支持。此外,盲人教育过分依赖训练有素的教师。目前的界面包括将文本转换为盲文(触觉反馈)。然而,仅仅翻译文本是不足以获得全面的学习体验的。本文通过引入一种重新设计的低成本触觉界面SmartSlate来描述这个问题的解决方案,它将补充课堂教育,并作为部分替代品。SmartSlate将支持地形和地理投影、重复学习过程和教育游戏,以加强有效的学习。作为概念的证明,一个教授坐标几何的应用程序已经被开发出来与SmartSlate一起工作。这个想法在印度芒格洛尔卡德里的Roman & Catherine Lobo盲人学校很受欢迎,我们的实验将在那里进行。
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引用次数: 3
Community engagement for the development of a micro-hydroelectric site in Ifugao, Philippines 社区参与在菲律宾伊富高开发一个微型水力发电站
Pub Date : 2014-06-01 DOI: 10.1109/IHTC.2014.7147556
Mahmoud Kabalan, D. Tamir, Pritpal Singh
Micro hydroelectric systems have been implemented in Ifugao, Philippines over the past few years. These approaches adopted a top-down approach where the local government or NGO implements a system within a rural community without proper community engagement. The authors of this paper believe that community engagement is paramount for the success of any rural development project. It gives the community a sense of ownership and empowerment during the implementation and usage of any project. The authors adopted a bottom-up approach for a planned micro-hydroelectric system in the village of Duli, Ifugao Philippines. The community was selected after multiple trips to various communities across the region. Duli was selected because the community members showed enthusiasm and exhibited the ability to present income generating activities for electric energy such as a welding shop, tailoring facility and bakery. The authors then worked with the community to develop a business plan for the construction, implementation and maintenance of the system. Multiple meetings were held with community members to present ideas and obtain feedback to develop the business plan as the community sees fit. Community surveys were held to get a better understanding of the local community population and layout. Moreover, a socio-economic and socio-cultural analysis was completed in order to guide the business plan development. A terrain and household mapping survey was completed to guide the engineering design work that served as a basis to estimate the system cost. The paper provides the steps carried out by the authors to complete the work and presents the lessons learned from the experience.
在过去几年中,微型水力发电系统已在菲律宾伊富高实施。这些方法采用自上而下的方法,当地政府或非政府组织在农村社区内实施系统,而没有适当的社区参与。本文的作者认为,社区参与对任何农村发展项目的成功至关重要。它在任何项目的实施和使用过程中给予社区一种所有权和授权感。作者采用了一种自下而上的方法,在菲律宾伊富高的杜里村规划了一个微型水力发电系统。该社区是在对该地区的各个社区进行多次访问后选定的。之所以选择都力,是因为社区成员表现出热情,并展示了为电力提供创收活动的能力,如焊接车间、裁缝工厂和面包店。然后,作者与社区合作,为该系统的构建、实施和维护制定了业务计划。与社区成员举行了多次会议,以提出想法并获得反馈,以制定社区认为合适的业务计划。我们进行了社区调查,以更好地了解当地社区的人口和布局。此外,还完成了社会经济和社会文化分析,以指导商业计划的制定。完成了地形和住户测绘调查,指导工程设计工作,作为估算系统成本的基础。本文提供了作者为完成这项工作所采取的步骤,并提出了从经验中吸取的教训。
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引用次数: 7
期刊
2014 IEEE Canada International Humanitarian Technology Conference - (IHTC)
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