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KnitDema: Robotic Textile as Personalized Edema Mobilization Device KnitDema:作为个性化水肿动员装置的机器人纺织品
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3581343
Jin Hee (Heather) Kim, J. Stilling, M. O'Dell, Cindy Hsin-Liu Kao
Hand edema, defined as swelling of the hands caused by excess fluid accumulation, is a pervasive condition affecting a person’s range of motion and functional ability. However, treatment strategies remain limited to time-consuming manual massage by trained therapists, deterring a widely accessible approach. We present KnitDema, a robotic textile device that allows sequential compression from distal to proximal finger phalanges for mobilizing edema. We machine-knit the device and integrate small-scale actuators to envelop granular body locations such as fingers, catering to the shape of the hand. In addition, the device affords customizable compression levels through the enclosed fiber-like actuators. We characterize compression parameters and simulate the shunting of edema through a mock fluid system. Finally, we conduct a case study to evaluate the feasibility of the device, in which five hand edema patients assess KnitDema. Our study provides insights into the opportunities for robotic textiles to support personalized rehabilitation.
手部水肿是指由于液体积聚过多而引起的手部肿胀,是一种影响人的活动范围和功能能力的普遍疾病。然而,治疗策略仍然局限于由训练有素的治疗师进行耗时的手动按摩,阻碍了广泛使用的方法。我们介绍KnitDema,一种机器人纺织装置,允许从远端到近端手指指骨连续压迫,以动员水肿。我们机械编织装置,并集成小型执行器,以包裹颗粒状身体位置,如手指,迎合手的形状。此外,该设备通过封闭的纤维状执行器提供可定制的压缩水平。我们表征压缩参数,并通过模拟流体系统模拟水肿分流。最后,我们进行了一个案例研究来评估该设备的可行性,其中五个手部水肿患者评估了KnitDema。我们的研究为机器人纺织品提供了支持个性化康复的机会。
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引用次数: 2
Mobilizing Social Media Data: Reflections of a Researcher Mediating between Data and Organization 动员社会媒体数据:一个研究人员在数据与组织之间中介的思考
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3580916
Adriana Alvarado Garcia, Marisol Wong-Villacrés, Milagros Miceli, Benjamín Hernández, Christopher A. Le Dantec
This paper examines the practices involved in mobilizing social media data from their site of production to the institutional context of non-profit organizations. We report on nine months of fieldwork with a transnational and intergovernmental organization using social media data to understand the role of grassroots initiatives in Mexico, in the unique context of the COVID-19 pandemic. We show how different stakeholders negotiate the definition of problems to be addressed with social media data, the collective creation of ground-truth, and the limitations involved in the process of extracting value from data. The meanings of social media data are not defined in advance; instead, they are contingent on the practices and needs of the organization that seeks to extract insights from the analysis. We conclude with a list of reflections and questions for researchers who mediate in the mobilization of social media data into non-profit organizations to inform humanitarian action.
本文考察了动员社会媒体数据从其生产现场到非营利组织的制度背景所涉及的实践。我们报告了一个跨国和政府间组织九个月的实地工作,利用社交媒体数据了解在2019冠状病毒病大流行的独特背景下,墨西哥基层倡议的作用。我们展示了不同的利益相关者如何协商定义社交媒体数据要解决的问题,集体创造基础真相,以及从数据中提取价值过程中涉及的限制。社交媒体数据的含义没有预先定义;相反,它们取决于寻求从分析中提取见解的组织的实践和需求。最后,我们列出了一些反思和问题,供那些调解将社交媒体数据动员到非营利组织以告知人道主义行动的研究人员参考。
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引用次数: 1
“You Can See the Connections”: Facilitating Visualization of Care Priorities in People Living with Multiple Chronic Health Conditions “你可以看到联系”:促进对患有多种慢性疾病的人的护理优先事项的可视化
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3580908
Hye-Young Ryu, Andrew B. L. Berry, Catherine Y. Lim, A. Hartzler, Tad Hirsch, J. Trejo, Zoë A. Bermet, Brandi Crawford-Gallagher, Vi Tran, Dawn M. Ferguson, David J. Cronkite, Brooks Tiffany, John Weeks, J. Ralston
Individuals with multiple chronic health conditions (MCC) often face an overwhelming set of self-management work, resulting in a need to set care priorities. Yet, much self-management work is invisible to healthcare providers. This study aimed to understand how to support the development and sharing of connections between personal values and self-management tasks through the facilitated use of an interactive visualization system: Conversation Canvas. We conducted a field study with 13 participants with MCC, 3 caregivers, and 7 primary care providers in Washington State. Analysis of interviews with MCC participants showed that developing visualizations of connections between personal values, self-management tasks, and health conditions helped individuals make sense of connections relevant to their health and wellbeing, recognize a road map of central issues and their impacts, feel respected and understood, share priorities with providers, and support value-aligned changes. These findings demonstrated potential for the guided process and visualization to support priorities-aligned care.
患有多种慢性健康状况(MCC)的个人往往面临一套压倒性的自我管理工作,导致需要确定护理优先事项。然而,许多自我管理工作对医疗服务提供者来说是不可见的。本研究旨在了解如何通过使用交互式可视化系统:对话画布来支持个人价值观和自我管理任务之间的联系的发展和共享。我们在华盛顿州对13名MCC患者、3名护理人员和7名初级保健提供者进行了实地研究。对世纪挑战集团参与者的访谈分析表明,开发个人价值观、自我管理任务和健康状况之间联系的可视化,有助于个人理解与他们的健康和福祉相关的联系,认识到核心问题及其影响的路线图,感到受到尊重和理解,与提供者分享优先事项,并支持与价值观一致的变革。这些发现显示了引导过程和可视化支持优先护理的潜力。
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引用次数: 1
Slide Gestalt: Automatic Structure Extraction in Slide Decks for Non-Visual Access 幻灯片格式塔:用于非视觉访问的幻灯片的自动结构提取
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3580921
Yi-Hao Peng, Peggy Chi, Anjuli Kannan, M. Morris, Irfan Essa
Presentation slides commonly use visual patterns for structural navigation, such as titles, dividers, and build slides. However, screen readers do not capture such intention, making it time-consuming and less accessible for blind and visually impaired (BVI) users to linearly consume slides with repeated content. We present Slide Gestalt, an automatic approach that identifies the hierarchical structure in a slide deck. Slide Gestalt computes the visual and textual correspondences between slides to generate hierarchical groupings. Readers can navigate the slide deck from the higher-level section overview to the lower-level description of a slide group or individual elements interactively with our UI. We derived side consumption and authoring practices from interviews with BVI readers and sighted creators and an analysis of 100 decks. We performed our pipeline with 50 real-world slide decks and a large dataset. Feedback from eight BVI participants showed that Slide Gestalt helped navigate a slide deck by anchoring content more efficiently, compared to using accessible slides.
演示幻灯片通常使用可视化模式进行结构导航,例如标题、分隔符和构建幻灯片。然而,屏幕阅读器无法捕捉到这种意图,这使得盲人和视障(BVI)用户线性地浏览包含重复内容的幻灯片既耗时又不方便。我们介绍了幻灯片格式塔,一种自动识别幻灯片中的层次结构的方法。幻灯片格式塔计算幻灯片之间的视觉和文本对应关系,以生成分层分组。读者可以通过我们的UI交互,从较高级的部分概述导航到幻灯片组或单个元素的较低级别的描述。我们从对英属维尔京群岛读者和有远见的创作者的采访和对100个甲板的分析中得出了侧面消费和创作实践。我们使用50张真实世界的幻灯片和一个大型数据集来执行我们的流水线。来自八个英属维尔京群岛参与者的反馈表明,与使用无障碍幻灯片相比,幻灯片格式塔通过锚定内容更有效地帮助浏览幻灯片。
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引用次数: 3
Harnessing Biomedical Literature to Calibrate Clinicians’ Trust in AI Decision Support Systems 利用生物医学文献校准临床医生对人工智能决策支持系统的信任
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3581393
Qian Yang, Yuexing Hao, Kexin Quan, Stephen Yang, Yiran Zhao, Volodymyr Kuleshov, Fei Wang
Clinical decision support tools (DSTs), powered by Artificial Intelligence (AI), promise to improve clinicians’ diagnostic and treatment decision-making. However, no AI model is always correct. DSTs must enable clinicians to validate each AI suggestion, convincing them to take the correct suggestions while rejecting its errors. While prior work often tried to do so by explaining AI’s inner workings or performance, we chose a different approach: We investigated how clinicians validated each other’s suggestions in practice (often by referencing scientific literature) and designed a new DST that embraces these naturalistic interactions. This design uses GPT-3 to draw literature evidence that shows the AI suggestions’ robustness and applicability (or the lack thereof). A prototyping study with clinicians from three disease areas proved this approach promising. Clinicians’ interactions with the prototype also revealed new design and research opportunities around (1) harnessing the complementary strengths of literature-based and predictive decision supports; (2) mitigating risks of de-skilling clinicians; and (3) offering low-data decision support with literature.
由人工智能(AI)驱动的临床决策支持工具(DSTs)有望改善临床医生的诊断和治疗决策。然而,没有一个人工智能模型总是正确的。DSTs必须使临床医生能够验证每个人工智能建议,说服他们在拒绝错误的同时采取正确的建议。虽然之前的工作经常试图通过解释人工智能的内部工作或性能来做到这一点,但我们选择了一种不同的方法:我们研究了临床医生如何在实践中验证彼此的建议(通常通过参考科学文献),并设计了一个新的DST,包含这些自然的互动。本设计使用GPT-3绘制文献证据,显示AI建议的鲁棒性和适用性(或缺乏)。来自三个疾病领域的临床医生的原型研究证明了这种方法的前景。临床医生与原型的互动也揭示了新的设计和研究机会,围绕(1)利用基于文献和预测性决策支持的互补优势;(2)降低临床医生技能缺失的风险;(3)利用文献提供低数据决策支持。
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引用次数: 12
Responsible & Inclusive Cards: An Online Card Tool to Promote Critical Reflection in Technology Industry Work Practices 负责任和包容性卡片:促进技术行业工作实践中批判性反思的在线卡片工具
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3580771
Salma Elsayed-Ali, Sara E. Berger, Vagner Figuerêdo de Santana, ‪Juana Catalina Becerra Sandoval
Societal implications of technology are often considered after public deployment. However, broader impacts ought to be considered during the onset and throughout development to reduce potential for harmful uses, biases, and exclusions. There is a need for tools and frameworks that help technologists become more aware of broader contexts of their work and engage in more responsible and inclusive practices. In this paper, we introduce an online card tool containing questions to scaffold critical reflection about projects’ impacts on society, business, and research. We present the iterative design of the Responsible & Inclusive Cards and findings from five workshops (n=21 participants) with teams distributed across a multinational technology corporation, as well as interviews with people with disabilities to assess gameplay and mental models. We found the tool promoted discussions about challenging topics, reduced power gaps through democratized turn-taking, and enabled participants to identify concrete areas to improve their practice.
技术的社会影响通常是在公共部署之后才考虑的。然而,应该在开始和整个发展过程中考虑更广泛的影响,以减少有害使用、偏见和排斥的可能性。需要一些工具和框架来帮助技术人员更加了解他们工作的更广泛背景,并参与更负责任和包容性的实践。在本文中,我们介绍了一个包含问题的在线卡片工具,以支撑对项目对社会,商业和研究的影响的批判性反思。我们展示了Responsible & Inclusive Cards的迭代设计,以及分布在一家跨国科技公司的5个研讨会(n=21名参与者)的发现,以及对残疾人的采访,以评估游戏玩法和心理模型。我们发现该工具促进了对具有挑战性的话题的讨论,通过民主化的轮转减少了权力差距,并使参与者能够确定具体的领域来改进他们的实践。
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引用次数: 3
PointShopAR: Supporting Environmental Design Prototyping Using Point Cloud in Augmented Reality PointShopAR:在增强现实中使用点云支持环境设计原型
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3580776
Zeyu Wang, Cuong Nguyen, P. Asente, Julie Dorsey
We present PointShopAR, a novel tablet-based system for AR environmental design using point clouds as the underlying representation. It integrates point cloud capture and editing in a single AR workflow to help users quickly prototype design ideas in their spatial context. We hypothesize that point clouds are well suited for prototyping, as they can be captured more rapidly than textured meshes and then edited immediately in situ on the capturing device. We based the design of PointShopAR on the practical needs of six architects in a formative study. Our system supports a variety of point cloud editing operations in AR, including selection, transformation, hole filling, drawing, morphing, and animation. We evaluate PointShopAR through a remote study on usability and an in-person study on environmental design support. Participants were able to iterate design rapidly, showing the merits of an integrated capture and editing workflow with point clouds in AR environmental design.
我们提出了PointShopAR,这是一种基于平板电脑的AR环境设计系统,使用点云作为底层表示。它在单个AR工作流中集成了点云捕获和编辑,以帮助用户在其空间环境中快速创建设计想法的原型。我们假设点云非常适合原型制作,因为它们可以比纹理网格更快地捕获,然后在捕获设备上立即就地编辑。在形成性研究中,我们基于六位建筑师的实际需求来设计PointShopAR。我们的系统支持AR中的各种点云编辑操作,包括选择,转换,填充孔,绘图,变形和动画。我们通过对可用性的远程研究和对环境设计支持的现场研究来评估PointShopAR。参与者能够快速迭代设计,展示了AR环境设计中带有点云的集成捕获和编辑工作流的优点。
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引用次数: 3
Accounting for Privacy Pluralism: Lessons and Strategies from Community-Based Privacy Groups 隐私权多元化的会计:基于社区的隐私权团体的经验教训和策略
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3581331
Erica Shusas, P. Skeba, Eric P. S. Baumer, Andrea Forte
The emergent, dynamic nature of privacy concerns in a shifting sociotechnical landscape creates a constant need for privacy-related resources and education. One response to this need is community-based privacy groups. We studied privacy groups that host meetings in diverse urban communities and interviewed the meeting organizers to see how they grapple with potentially varied and changeable privacy concerns. Our analysis identified three features of how privacy groups are organized to serve diverse constituencies: situating (finding the right venue for meetings), structuring (finding the right format/content for the meeting), and providing support (offering varied dimensions of assistance). We use these findings to inform a discussion of “privacy pluralism” as a perennial challenge for the HCI privacy research community, and we use the practices of privacy groups as an anchor for reflection on research practices.
在不断变化的社会技术环境中,隐私问题的突现性、动态性创造了对隐私相关资源和教育的持续需求。针对这种需求的一种回应是基于社区的隐私组织。我们研究了在不同城市社区举办会议的隐私组织,并采访了会议组织者,以了解他们如何应对潜在的各种和多变的隐私问题。我们的分析确定了如何组织隐私小组以服务于不同群体的三个特征:位置(为会议找到合适的地点)、结构(为会议找到合适的格式/内容)和提供支持(提供不同维度的帮助)。我们利用这些发现来讨论“隐私多元化”作为HCI隐私研究社区的长期挑战,我们使用隐私团体的实践作为研究实践反思的锚点。
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引用次数: 1
Partially Blended Realities: Aligning Dissimilar Spaces for Distributed Mixed Reality Meetings 部分混合现实:为分布式混合现实会议调整不同的空间
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3581515
J. Grønbæk, Ken Pfeuffer, Eduardo Velloso, Morten Astrup, Melanie Isabel Sønderkær Pedersen, Martin Kjær, Germán Leiva, Hans-Werner Gellersen
Mixed Reality allows for distributed meetings where people’s local physical spaces are virtually aligned into blended interaction spaces. In many cases, people’s physical rooms are dissimilar, making it challenging to design a coherent blended space. We introduce the concept of Partially Blended Realities (PBR) — using Mixed Reality to support remote collaborators in partially aligning their physical spaces. As physical surfaces are central in collaborative work, PBR supports users in transitioning between different configurations of tables and whiteboard surfaces. In this paper, we 1) describe the design space of PBR, 2) present RealityBlender to explore interaction techniques for how users may configure and transition between blended spaces, and 3) provide insights from a study on how users experience transitions in a remote collaboration task. With this work, we demonstrate new potential for using partial solutions to tackle the alignment problem of dissimilar spaces in distributed Mixed Reality meetings.
混合现实允许分布式会议,其中人们的本地物理空间实际上与混合交互空间对齐。在许多情况下,人们的物理房间是不同的,这使得设计一个连贯的混合空间变得具有挑战性。我们介绍了部分混合现实(PBR)的概念——使用混合现实来支持远程协作者部分对齐他们的物理空间。由于物理表面是协作工作的中心,PBR支持用户在不同配置的表格和白板表面之间转换。在本文中,我们1)描述了PBR的设计空间,2)展示了RealityBlender来探索用户如何在混合空间之间配置和转换的交互技术,以及3)从用户如何体验远程协作任务中的转换的研究中提供见解。通过这项工作,我们展示了使用部分解决方案来解决分布式混合现实会议中不同空间的对齐问题的新潜力。
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引用次数: 8
Challenges of Moderating Social Virtual Reality 调节社交虚拟现实的挑战
Pub Date : 2023-04-19 DOI: 10.1145/3544548.3581329
Nazanin Sabri, Bella Chen, Annabelle Teoh, Steven W. Dow, Kristen Vaccaro, Mai Elsherief
Recent years have seen a rise in social virtual reality (VR) platforms that allow people to interact in real-time through voice and gestures. The ephemeral nature of communication on these platforms can enable new forms of harmful behavior and new challenges for moderators. We performed virtual field research on three VR environments (AltspaceVR, Horizon Worlds, Rec Room). Based on observing 100 scheduled events, our analysis uncovered 13 distinct types of potentially harmful behaviors enabled by real-time voice, embodied interactions, and platform affordances. We witnessed potential harm at 45% of our observed events; only 24% of these incidents were addressed by moderators. To understand moderation practices, we conducted interviews with 11 moderators to investigate how they assess real-time interactions and how they operate within the current state of moderation tools. Our work sheds light on how moderation tools and practices must evolve to meet the new challenges of social VR.
近年来,社交虚拟现实(VR)平台兴起,人们可以通过语音和手势进行实时互动。这些平台上交流的短暂性可能导致新形式的有害行为,并给版主带来新的挑战。我们对三个虚拟现实环境(AltspaceVR, Horizon Worlds, Rec Room)进行了虚拟实地研究。基于对100个计划事件的观察,我们的分析揭示了13种不同类型的潜在有害行为,这些行为是由实时语音、具体化交互和平台提供的。在我们观察到的事件中,有45%的事件存在潜在危害;只有24%的事件得到了版主的处理。为了了解审核实践,我们采访了11位审核人,调查他们如何评估实时交互,以及他们如何在当前的审核工具状态下运作。我们的工作揭示了审核工具和实践必须如何发展以应对社交VR的新挑战。
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引用次数: 0
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Proceedings of the 2023 CHI Conference on Human Factors in Computing Systems
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