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IEEE Global Humanitarian Technology Conference (GHTC 2014)最新文献

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Community development through a sustainable micro-business selling clean water 通过销售清洁水的可持续微型企业实现社区发展
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970272
Yung Wong, Shavin Pinto, Yan Tang, M. Compere
This paper presents an ongoing, multi-year, student-run project to provide access to clean water at specific, targeted communities in Haiti. Project Haiti is a yearly student research, design, fabrication, test, installation, and training effort at Embry-Riddle Aeronautical University (ERAU) to deliver sustainable water purifiers and originate a companion micro-business to sell excess clean water to the community. Haiti's rebuilding effort after the 2010 earthquake highlighted the need for sustainable development and cooperation among partnering NGOs in localized communities. Poorly managed relief and development efforts were characterized by lack of coordination, lack of local ownership, and resulting hardware and projects that were unsustainable. Lessons learned from the history of US-based aid to developing countries are taken into account each year. Specific criteria were developed for installation partner and community selection. Either a fully or partially solar-powered water purifier was installed in Haiti for operation by trained locals. Water, sanitation, and hygiene (WASH) training was also implemented among the local community using a translator. This community development model is a short-term, focused, and specialized approach that brings in the right people to partner with an existing long-term organization. The goals and timeline for this Solution Focused approach are clear and well-defined.
本文介绍了一项持续多年的学生项目,旨在为海地的特定目标社区提供清洁水。海地计划是由安柏瑞德航空大学(ERAU)的学生每年进行的研究、设计、制造、测试、安装和培训工作,目的是提供可持续的净水器,并创立一个配套的微型企业,向社区出售多余的清洁水。海地2010年地震后的重建工作凸显了可持续发展的必要性,以及与当地社区的非政府组织合作的必要性。管理不善的救济和发展工作的特点是缺乏协调,缺乏地方所有权,导致硬件和项目无法持续。每年都会考虑到美国对发展中国家援助的历史教训。为安装合作伙伴和社区选择制定了具体标准。海地安装了一台全部或部分由太阳能供电的净水器,由经过培训的当地人操作。还利用翻译人员在当地社区实施了水、环境卫生和个人卫生(WASH)培训。这种社区发展模式是一种短期的、集中的、专门的方法,它将合适的人与现有的长期组织合作。这种以解决方案为中心的方法的目标和时间表是清晰而明确的。
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引用次数: 2
Evaluation of renewable energy projects using multi-criteria approach 多标准法评价可再生能源项目
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970304
A. Malik, M. Albadi, Abdullah Al Kahali, Younis Al Nabhani, Alwarith Al Bahri, Hamed Al Barhi
Many renewable energy (RE) projects cannot compete with conventional energy projects in terms of economics alone. However, if externality costs of competing technologies are carefully evaluated and taken into account the renewable energy projects are likely to be selected on economic basis. But the problem is the evaluation of externality costs which are not always easy to assess. One way to overcome this problem is to use multi-criteria approach instead of just economics as a single criterion. This paper presents the methodology and results of ranking RE alternatives based on several important criteria, for energy problems in an island in Oman where renewable resources can be used as supplementary energy supply.
许多可再生能源(RE)项目仅从经济角度来看无法与传统能源项目竞争。但是,如果仔细评估和考虑到竞争技术的外部性成本,则可能根据经济基础选择可再生能源项目。但问题是外部性成本的评估并不总是容易评估的。克服这一问题的一种方法是使用多标准方法,而不是仅仅将经济学作为单一标准。本文介绍了基于几个重要标准对可再生能源替代品进行排名的方法和结果,用于阿曼一个岛屿的能源问题,可再生资源可以用作补充能源供应。
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引用次数: 13
Malting technology in the development of safe and sustainable complementary composite food from cereals and legumes 麦芽技术在开发安全、可持续的谷物和豆类补充复合食品中的应用
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970273
I. Ana, H. Udota, Y. N. Udoakah
Malnutrition is the leading cause of infant under-five deaths in the developing countries. According to recent Nigeria National Demographic and Health Survey, the proportion of underweight children under five years was 36%, including 12% severely underweight, stunting 43%, and wasting 9%. Factors like supplementation of breast milk with cereals porridges that have high phytate acid content which bind essential nutrients were identified as underlying cause of malnutrition. Hence, the principles of malting technology to produce phytase enzyme (orthophosphoric-monoester phosphohydrolase, EC 3.1.3.2) which degrades phytatic acid was employed in this study to develop a complementary composite food from malted maize, sorghum and soy beans. The results from phytate analysis showed a significant reduction in the phytic acid content (from 8.35±0.17- 1.59±0.32grams) for unmalted and malted samples respectively. Also the in vitro iron and zinc absorption increased by 82 and 84% respectively after malting. Zinc, an essential component of metalloenzymes is required to curb stunting and wasting and enhance infant brain development. Therefore, malting an economic agricultural technology was applied in developing sustainable and utilisable food for infants from cereals and legumes, in a bid to curb malnutrition and its devastating effects on the Nigerian child.
营养不良是发展中国家五岁以下婴儿死亡的主要原因。根据最近的尼日利亚全国人口与健康调查,五岁以下儿童体重不足的比例为36%,其中严重体重不足的儿童占12%,发育迟缓的儿童占43%,消瘦的儿童占9%。在母乳中补充含有高植酸含量的谷物粥等因素与必需营养素结合被认为是营养不良的根本原因。因此,本研究利用麦芽技术生产降解植酸的植酸酶(正磷酸单酯磷酸水解酶,EC 3.1.3.2)的原理,以玉米、高粱和大豆为原料,开发出一种互补复合食品。植酸分析结果显示,未麦芽和麦芽样品的植酸含量分别从8.35±0.17克显著降低至1.59±0.32克。体外对铁和锌的吸收分别提高了82%和84%。锌是金属酶的重要组成部分,可以抑制发育迟缓和消瘦,促进婴儿大脑发育。因此,在从谷物和豆类中为婴儿开发可持续和可利用的食品时,采用了一种经济农业技术,以遏制营养不良及其对尼日利亚儿童的破坏性影响。
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引用次数: 2
HearThat? - An app for diagnosing hearing loss HearThat吗?-诊断听力损失的应用程序
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970332
S. Figueira, Kevin Nguyen, Shweta Panditrao
Hearing loss is a problem that affects people of all ages all over the world. However, because it is not a life-threatening problem, and resources in emerging markets are scarce, audiometric devices for hearing-loss diagnostics are not typically available in underserved communities. Considering this scenario, we have implemented an app for hearing-loss pre-screening. Our app can execute in a broad range of phones, which are available everywhere, providing individuals in underserved communities with access to hearing-loss diagnostics.
听力损失是一个影响全世界所有年龄人群的问题。然而,由于这不是一个危及生命的问题,而且新兴市场的资源稀缺,用于听力损失诊断的听力测量设备通常无法在服务不足的社区获得。考虑到这种情况,我们开发了一款听力损失预筛查应用。我们的应用程序可以在各种各样的手机上运行,这些手机随处可见,为服务不足社区的个人提供听力损失诊断服务。
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引用次数: 8
Changing a life with technology from a classroom 在教室里用科技改变生活
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970297
Enrique Aguayo-Lara, Livier Hernandez-Hirales
This work introduces a classroom strategy which leads university students to solve real world and challenging problems. The basic hypothesis is that technology does not need to be complex or state-of-the-art to be helpful. Basic knowledge of mechanics, electronics and computation is enough to solve a need and provide simple yet useful, products. The case herein presented is about a classroom of students who are currently working on social-technological projects. They are collaborating with Multiple Attention Center (CAM), which serves children with all types of special needs, such as motility problems, cerebral palsy, language problems, blindness or deafness. The goal is simple: provide a solution for one person at the CAM.The students, organized in teams, were offered +10% on their final grade for the design and manufacture of a product that helps one person at the CAM. As a result of this offer, 10 different products were developed, such as a special mouse with a large joystick and a software interface to communicate basic needs, developed for children affected with cerebral palsy, and a blow-training device for children with language problems. It is important to recall that each project is customized and unique for a person at the CAM, which becomes attractive for students involvement, but not for commercial purposes.Teachers at the CAM have been involved with the requirements definition for the products and will provide their evaluation. These projects also fulfill three relevant objectives for the engineering students: To use knowledge to implement a real-life solution, to make them aware that they can change a life with a little bit of technology, and to bring them face to face with different realities other than the one at their private university. This strategy can be easily employed to reach more people with little monetary investment and significant satisfaction.
这项工作介绍了一个课堂策略,引导大学生解决现实世界和具有挑战性的问题。其基本假设是,技术不需要非常复杂或先进,就能起到帮助作用。机械、电子和计算的基本知识足以解决需求,并提供简单而实用的产品。这里所呈现的案例是关于一个教室的学生,他们目前正在从事社会技术项目。他们正在与多重注意中心(CAM)合作,该中心为有各种特殊需要的儿童提供服务,如运动问题、脑瘫、语言问题、失明或耳聋。目标很简单:为CAM的一个人提供解决方案。学生们以团队的形式组织起来,如果设计和制造一个产品,并帮助CAM的一个人,那么他们的期末成绩就可以加10%。由于这项服务,开发了10种不同的产品,例如为脑瘫儿童开发的带有大操纵杆和软件界面的特殊鼠标,用于交流基本需求,以及为有语言问题的儿童开发的击打训练装置。重要的是要记住,每个项目都是定制的,对于CAM的每个人来说都是独一无二的,这对学生的参与很有吸引力,但不是出于商业目的。CAM的老师已经参与了产品的需求定义,并将提供他们的评估。这些项目也实现了工程专业学生的三个相关目标:用知识实施现实生活中的解决方案,让他们意识到他们可以用一点点技术改变生活,让他们面对面地面对私立大学以外的不同现实。这种策略可以很容易地用很少的金钱投入和显著的满意度来接触更多的人。
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引用次数: 0
Identifying technical and economic improvements to the MoneyMaker Hip pump through multi-objective optimization 通过多目标优化,确定MoneyMaker泵的技术和经济改进
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970302
Christopher McComb, Pablo S. Santaeufemia, N. Johnson, K. Shimada
Water-lifting technologies in rural areas of the developing world have enormous potential to stimulate agricultural production and economic growth. The MoneyMaker Hip pump designed by Kickstart is a human-powered low cost pump, which can help subsistence farmers increase financial returns. This work optimizes the design of the MoneyMaker Hip pump, which is the cheapest and lightest portable water pump from Kickstart. A mathematical model of the working fluid and MoneyMaker Hip pump structure is developed. Deterministic optimization methods are then employed to maximize the flow rate of the groundwater pumped, maximize the lift height, and minimize the volume of material used for manufacturing. Design variables for the optimization included the dimensions of the pump, well depth, and speed of various parts of the system. The solutions are subject to constraints on the geometry of the system, the bending stress in the handle and cylinder, and ergonomic factors. Findings indicate that several technical improvements can be made on the current MoneyMaker Hip pump design to reduce the cost and human workload.
发展中国家农村地区的提水技术具有刺激农业生产和经济增长的巨大潜力。由Kickstart设计的摇钱树泵是一种人力驱动的低成本泵,可以帮助自给自足的农民增加经济回报。这项工作优化了MoneyMaker Hip泵的设计,这是Kickstart最便宜、最轻的便携式水泵。建立了工作流体和MoneyMaker Hip泵结构的数学模型。然后,采用确定性优化方法,最大限度地提高地下水的流量,最大限度地提高提升高度,并最大限度地减少用于制造的材料体积。优化的设计变量包括泵的尺寸、井深和系统各部分的速度。解决方案受到系统几何形状、手柄和气缸的弯曲应力以及人体工程学因素的限制。研究结果表明,可以对目前的MoneyMaker Hip泵设计进行一些技术改进,以降低成本和人力工作量。
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引用次数: 4
Multidisciplinary design of suitable assistive technologies for motor disabilities in Colombia 多学科设计适合哥伦比亚运动障碍的辅助技术
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970310
Ricardo Chavarriaga, Maria N. Hurtado, Marcela Bolanos, J.A. Loaiza, J. M. Mayor, Manuel Valencia, Jaime Aguilar-Zambrano
Traumatic or pathological brain lesions often result in motor disabilities that have strong personal and social effects. Assistive technologies can support this population, potentially improving their autonomy and promoting their participation in society. However, most existing research does not explicitly consider socio-cultural aspects, which differ between developing and developed countries. In this paper, we describe a multidisciplinary research line on technology-based assistive solutions for motor disabilities involving institutions in Colombia and Switzerland. The key aspect of our approach is the involvement of engineers, therapists, designers and end-users from early stages of the design process. This allowed us to characterize the local population with motor disabilities, highlighting a large incidence of violence- related injuries, reduced accessibility to assistive technologies and a perception of social exclusion. In the quest for context- suited solutions, we have developed a mechanical wheelchair and a sensorized facility for motor rehabilitation. The prototypes of these devices will be tested in the upcoming months. Importantly, we established a training program that uniquely covers both clinical and technical aspects of motor rehabilitation; providing experts from different domains with a common knowledge that facilitates the multidisciplinary work, enabling us to initiate experiments on clinical research; thus strengthening the links between academic, clinical and rehabilitation institutions.
创伤性或病理性脑损伤往往导致运动障碍,具有强烈的个人和社会影响。辅助技术可以为这一人群提供支持,有可能提高他们的自主性,促进他们参与社会。然而,大多数现有研究没有明确考虑社会文化方面,这在发展中国家和发达国家之间是不同的。在本文中,我们描述了一个涉及哥伦比亚和瑞士机构的基于技术的运动障碍辅助解决方案的多学科研究线。我们方法的关键方面是工程师、治疗师、设计师和最终用户从设计过程的早期阶段就参与进来。这使我们能够描述当地运动残疾人群的特征,突出了暴力相关伤害的大量发生率,辅助技术的可及性降低以及社会排斥的感知。在寻找适合环境的解决方案的过程中,我们开发了一种机械轮椅和一种用于运动康复的传感器设备。这些设备的原型将在未来几个月进行测试。重要的是,我们建立了一个独特的培训计划,涵盖了运动康复的临床和技术方面;为不同领域的专家提供共同的知识,促进多学科的工作,使我们能够开展临床研究的实验;从而加强学术、临床和康复机构之间的联系。
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引用次数: 7
Succinct data: Extreme compression for ODK forms making digital field assessment practical during disasters by minimizing data transmission size and costs 简洁的数据:对ODK表格进行了极大的压缩,通过最小化数据传输大小和成本,使灾害期间的数字现场评估变得可行
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970263
P. Gardner-Stephen, Andrew Bettison, Romana Challans, J. Lakeman, Timothee Malossane, C. Wallis, Matthew Lloyd, Ewan Caldicott, Dione Gardner-Stephen
Field communications play a vital role in disaster relief and other humanitarian responses. However, the acute phase of these events is frequently characterized by scarcity of communications capacity, confounding the efforts of responders to develop the situational awareness that would enable them to maximize the effectiveness of their activities. Access to high-bandwidth global connectivity is often limited to a few sites where existing infrastructure is still functional, or where temporary access has been rapidly deployed. The need to gather data, e.g., standardized field assessment reports, is not limited to these locations. A related problem is that any available communications links are likely to be overloaded. Therefore it is desirable to create a system that can make use of hand-held and low-cost global communications options. One such family of devices is those that provide access to the Iridium constellation's Short Burst Data capability, effectively providing a satellite based SMS service. However making use of such devices is problematic because of the extremely limited bandwidth they offer, and high cost-per-byte. New Zealand Red Cross and the Serval Project [1 - 6] at Flinders University have responded to this need by creating the Succinct Data concept, wherein the salient information from a field report is automatically extracted, compressed and transmitted via any available means, with the full report following when the collection device, or another collection device it comes into contact with, eventually reaches a high-bandwidth communications link. In this way rich field assessment reports can be collected, with the highest priority information transmitted immediately, such as numbers of persons requiring assistance and basic assessment of dwellings, and with the additional rich information following when possible, such as detailed commentary, images and other media where appropriate. In this paper we describe the work to date on implementing Succinct Data, and the creation of a new compression scheme that can compress ODK form instances to less than 1/12th of their size - less than half the size achievable using gzip.
现场通信在救灾和其他人道主义反应中发挥着至关重要的作用。然而,这些事件的急性阶段往往以通信能力不足为特征,使反应者发展态势感知能力的努力受到干扰,从而使他们能够最大限度地发挥其活动的效力。对高带宽全球连接的访问通常仅限于现有基础设施仍在运行的几个站点,或者已经快速部署了临时访问。收集数据的需要,例如标准化的实地评估报告,并不局限于这些地点。一个相关的问题是,任何可用的通信链路都可能过载。因此,需要建立一个能够利用手持和低成本全球通信选择的系统。其中一个这样的设备家族是那些提供访问铱星星座的短突发数据能力,有效地提供基于卫星的短信服务。然而,利用这些设备是有问题的,因为它们提供的带宽极其有限,而且每字节的成本很高。新西兰红十字会和弗林德斯大学的几个项目[1 - 6]响应了这一需求,创造了简洁的数据概念,其中现场报告中的重要信息被自动提取,压缩并通过任何可用的手段传输,当收集设备或与之接触的另一个收集设备最终到达高带宽通信链路时,完整的报告随之而来。这样就可以收集丰富的实地评估报告,并立即传送最优先的资料,例如需要援助的人数和对住房的基本评估,并在可能的情况下随后提供更多的丰富资料,例如详细的评论、图像和其他适当的媒介。在本文中,我们描述了迄今为止在实现简洁数据方面的工作,以及创建一个新的压缩方案,该方案可以将ODK表单实例压缩到小于其大小的1/12——小于使用gzip可实现的大小的一半。
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引用次数: 2
Civil information integration and interoperability 民用信息集成与互操作
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970314
Gerard J. Christman, Brian D. Fila
The Department of Defense (DoD) Chief Information Officer (CIO) published a memorandum declaring that the Department will adopt the National Information Exchange Model (NIEM) in Fiscal Year (FY) 2015. The document established the role of pilot work in FY14 as a risk mitigation technique and to garner lessons learned. NIEM provides a foundation for information exchange between federal, state, local, and tribal agencies as well as international and industry partners. Pilot work was undertaken where, for the first time, took tactical level disaster assessment information from a Civil Affairs information system named Civil Information Management (CIM) Data Processing System (DPS) and expressed it in a NIEM conformant manner. The NIEM objects were then shared and integrated across four separate systems reaching a wide variety of stakeholders. This methodological approach takes critically important disaster information and integrates it into systems in order to promote better situational awareness, to enable operations, to plan disaster response, coordinate disaster management. The same approach can be leveraged to enable humanitarian aid project planning as it ingests live project data across multiple development sectors.
美国国防部(DoD)首席信息官(CIO)发布了一份备忘录,宣布国防部将在2015财年(FY)采用国家信息交换模型(NIEM)。该文件确定了试点工作在2014财年作为一种风险缓解技术和积累经验教训的作用。NIEM为联邦、州、地方和部落机构以及国际和行业合作伙伴之间的信息交换提供了基础。开展了试点工作,首次从名为“民政信息管理(CIM)数据处理系统(DPS)”的民政信息系统中获取战术级灾害评估信息,并以符合NIEM的方式表达。然后在四个独立的系统之间共享和集成NIEM对象,这些系统涉及各种各样的涉众。这种方法方法采用极其重要的灾害信息,并将其整合到系统中,以促进更好的态势感知,使行动能够进行,规划灾害响应,协调灾害管理。同样的方法也可以用于人道主义援助项目规划,因为它可以获取跨多个发展部门的实时项目数据。
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引用次数: 3
Harnessing local technology: Manufacturing small scale mixers for the fortification of edible oils and wheat flours in northern Ethiopia 利用当地技术:在埃塞俄比亚北部制造用于强化食用油和小麦粉的小型搅拌器
Pub Date : 2014-12-04 DOI: 10.1109/GHTC.2014.6970283
Jennifer R. Head, Besufekad Getachew, Mitiku Gabrehiwot
Vitamin A deficiency (VAD), the leading cause of childhood blindness in Ethiopia, affects 40% of Ethiopian children and increases childhood mortality by 23%. While government-mandated food fortification in 22 sub-Saharan African nations have cut VAD rates, fortification in Ethiopia remains constricted to a few private companies due largely to technological constraints. In 2011, Ethiopia's Ministry of Health announced a 4-year plan to mandate fortification of oils and wheat flours. However, fieldwork conducted with stakeholders revealed concern surrounding the importation of mixing equipment, which is costly and prohibitive for small-scale mills distributing to the vulnerable, rural sector. Accordingly, three mixers for factories producing up to 50T oil/day and 100T flour/day were designed and manufactured in Mekelle, the capital of the northern Ethiopian region of Tigray, using locally-purchased stainless steel and aluminum. Experiments using tartrazine and ground capsicum frutescen (Ethiopian chili pepper) as indicators confirmed effectiveness in terms of mixing time and homogenization. While metal-work capabilities are adequate, availability and technical knowledge of stainless steel is limited; thus small facilities can feasibly obtain low-cost aluminum mixers from regional manufacturers while larger companies not requiring automation can purchase stainless steel designs from Addis Ababa. Dosifiers fabricated from stainless steel pose a challenge in all regions, but may be shaped from aluminum.
维生素A缺乏症(VAD)是埃塞俄比亚儿童失明的主要原因,影响着40%的埃塞俄比亚儿童,使儿童死亡率增加23%。虽然22个撒哈拉以南非洲国家的政府强制食品强化已经降低了VAD率,但由于技术限制,埃塞俄比亚的强化仍然局限于少数私营公司。2011年,埃塞俄比亚卫生部宣布了一项为期四年的计划,要求强化食用油和小麦粉。然而,与利益相关者进行的实地调查显示,人们对混合设备的进口感到担忧,这是昂贵的,对于向脆弱的农村部门分发的小型磨坊来说,这是令人望而却步的。因此,使用当地购买的不锈钢和铝,在埃塞俄比亚北部提格雷地区首府迈克勒设计和制造了3台搅拌器,供每天生产50吨油和100吨面粉的工厂使用。以酒黄石和埃塞俄比亚辣椒粉为指标,证实了混合时间和均质性的有效性。虽然有足够的金属加工能力,但不锈钢的可用性和技术知识有限;因此,小型工厂可以从地区制造商那里获得低成本的铝搅拌器,而不需要自动化的大公司可以从亚的斯亚贝巴购买不锈钢设计。由不锈钢制成的剂量剂在所有地区都构成挑战,但可以由铝制成。
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引用次数: 1
期刊
IEEE Global Humanitarian Technology Conference (GHTC 2014)
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