818 research outputs found

    Examining the Status of Men of Color in California Community Colleges: Recommendations for State Policymakers

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    This report documents specific policy interventions that can be implemented in California to improve outcomes for men of color in community colleges. These recommendations were presented to the Assembly Select Committee on the Status of Boys and Men of Color in October 2013

    Development of a Semi-Autonomous Robotic System to Assist Children with Autism in Developing Visual Perspective Taking Skills

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    Robot-assisted therapy has been successfully used to help children with Autism Spectrum Condition (ASC) develop their social skills, but very often with the robot being fully controlled remotely by an adult operator. Although this method is reliable and allows the operator to conduct a therapy session in a customised child-centred manner, it increases the cognitive workload on the human operator since it requires them to divide their attention between the robot and the child to ensure that the robot is responding appropriately to the child's behaviour. In addition, a remote-controlled robot is not aware of the information regarding the interaction with children (e.g., body gesture and head pose, proximity etc) and consequently it does not have the ability to shape live HRIs. Further to this, a remote-controlled robot typically does not have the capacity to record this information and additional effort is required to analyse the interaction data. For these reasons, using a remote-controlled robot in robot-assisted therapy may be unsustainable for long-term interactions. To lighten the cognitive burden on the human operator and to provide a consistent therapeutic experience, it is essential to create some degrees of autonomy and enable the robot to perform some autonomous behaviours during interactions with children. Our previous research with the Kaspar robot either implemented a fully autonomous scenario involving pairs of children, which then lacked the often important input of the supervising adult, or, in most of our research, has used a remote control in the hand of the adult or the children to operate the robot. Alternatively, this paper provides an overview of the design and implementation of a robotic system called Sense- Think-Act which converts the remote-controlled scenarios of our humanoid robot into a semi-autonomous social agent with the capacity to play games autonomously (under human supervision) with children in the real-world school settings. The developed system has been implemented on the humanoid robot Kaspar and evaluated in a trial with four children with ASC at a local specialist secondary school in the UK where the data of 11 Child-Robot Interactions (CRIs) was collected. The results from this trial demonstrated that the system was successful in providing the robot with appropriate control signals to operate in a semi-autonomous manner without any latency, which supports autonomous CRIs, suggesting that the proposed architecture appears to have promising potential in supporting CRIs for real-world applications.Peer reviewe

    Robot-Mediated Interviews: a Robotic Intermediary for Facilitating Communication with Children

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    Robots have been used in a variety of education, therapy or entertainment contexts. This thesis introduces the novel application of using humanoid robots for Robot-Mediated Interviews (RMIs). In the initial stages of this research it was necessary to first establish as a baseline if children would respond to a robot in an interview setting, therefore the first study compared how children responded to a robot and a human in an interview setting. Following this successful initial investigation, the second study expanded on this research by examining how children would respond to different types and difficulty of questions from a robot compared to a human interviewer. Building on these studies, the third study investigated how a RMI approach would work for children with special needs. Following the positive results from the three studies indicating that a RMI approach may have some potential, three separate user panel sessions were organised with user groups that have expertise in working with children and for whom the system would be potentially useful in their daily work. The panel sessions were designed to gather feedback on the previous studies and outline a set of requirements to make a RMI system feasible for real world users. The feedback and requirements from the user groups were considered and implemented in the system before conducting a final field trial of the system with a potential real world user. The results of the studies in this research reveal that the children generally interacted with KASPAR in a very similar to how they interacted with a human interviewer regardless of question type or difficulty. The feedback gathered from experts working with children suggested that the three most important and desirable features of a RMI system were: reliability, flexibility and ease of use. The feedback from the experts also indicated that a RMI system would most likely be used with children with special needs. The final field trial with 10 children and a potential real world user illustrated that a RMI system could potentially be used effectively outside of a research context, with all of the children in the trial responding to the robot. Feedback from the educational psychologist testing the system would suggest that a RMI approach could have real world implications if the system were developed further

    The Iterative Development of the Humanoid Robot Kaspar: An Assistive Robot for Children with Autism

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    This paper gives an overview of the design and development of the humanoid robot Kaspar. Since the first Kaspar robot was developed in 2005, the robotic platform has undergone continuous development driven by the needs of users and technological advancements enabling the integration of new features. We discuss in detail the iterative development of Kaspar’s design and clearly explain the rational of each development, which has been based on the user requirements as well as our years of experience in robot assisted therapy for children with autism, particularly focusing on how the developments benefit the children we work with. Further to this, we discuss the role and benefits of robotic autonomy on both children and therapist along with the progress that we have made on the Kaspar robot’s autonomy towards achieving a semi-autonomous child-robot interaction in a real world setting.Peer reviewe

    Urban Principals’ Experiences and Perceptions of Teacher Effectiveness: An Analysis of Student Achievement, Hiring and Retention, and School Culture

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    In an effort to promote school improvement, principals have primarily focused on developing quality teachers as a method of enhancing the academic achievement of students. This article seeks to shed light on the experiences and per-ceptions of urban principals regarding teacher effectiveness. Specifically, this article focuses on principals’ outlooks on teachers’ in three areas: student achievement, hiring and retention, and school culture. Empirical data from this study was derived from a mixed-method cross sectional survey administered to urban school principals in Arizona and California. It was evident in this study that principals perceive teachers as either well qualified or very well qualified to educate urban students. These findings are incongruent with the greater literature on this topic which illustrates the quality of urban school teachers is in question in comparison to non-urban teachers. The implications of principals’ overwhelmingly positive outlook are discussed coupled with recommendations for future research

    Determinants of Faculty-Student Engagement for Southeast Asian Men in Community College: An Exploratory Analysis

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    The purpose of this study was to examine determinants of faculty-student engagement for Southeast Asian men in community colleges. Using data derived from the Community College Survey of Men (CCSM), this study investigated faculty-student engagement for 140 Southeast Asian men attending community colleges in the United States. Five groupings of predictor variables were examined: background/defining, campus ethos, environmental, academic, and non-cognitive factors. Backwards multiple linear regression was employed to identify variables with significant contributions to the model. The final model converged on the eighth iteration and significantly predicted the outcome, accounting for 38% of the variance in faculty-student engagement. Findings indicated that faculty validation, stressful life events, action control, and use of academic advising and career counseling services were significant predictors of faculty-student engagement. Implications for community college practice and research are discussed

    A Novel Reinforcement-Based Paradigm for Children to Teach the Humanoid Kaspar Robot

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    © The Author(s) 2019. This is the final published version of an article published in Psychological Research, licensed under a Creative Commons Attri-bution 4.0 International License. Available online at: https://doi.org/10.1007/s12369-019-00607-xThis paper presents a contribution to the active field of robotics research with the aim of supporting the development of social and collaborative skills of children with Autism Spectrum Disorders (ASD). We present a novel experiment where the classical roles are reversed: in this scenario the children are the teachers providing positive or negative reinforcement to the Kaspar robot in order for the robot to learn arbitrary associations between different toy names and the locations where they are positioned. The objective of this work is to develop games which help children with ASD develop collaborative skills and also provide them tangible example to understand that sometimes learning requires several repetitions. To facilitate this game we developed a reinforcement learning algorithm enabling Kaspar to verbally convey its level of uncertainty during the learning process, so as to better inform the children interacting with Kaspar the reasons behind the successes and failures made by the robot. Overall, 30 Typically Developing (TD) children aged between 7 and 8 (19 girls, 11 boys) and 6 children with ASD performed 22 sessions (16 for TD; 6 for ASD) of the experiment in groups, and managed to teach Kaspar all associations in 2 to 7 trials. During the course of study Kaspar only made rare unexpected associations (2 perseverative errors and 1 win-shift, within a total of 272 trials), primarily due to exploratory choices, and eventually reached minimal uncertainty. Thus the robot's behavior was clear and consistent for the children, who all expressed enthusiasm in the experiment.Peer reviewe

    Formative Usability Evaluation of WiGlove - A Home-based Rehabilitation Device for Hand andWrist Therapy after Stroke

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    © 2023 Copyright held by the owner/author(s). Publication rights licensed to ACM.WiGlove is a passive dynamic orthosis aimed at home-based poststroke rehabilitation of the hand and wrist. This paper highlights results from WiGlove's formative evaluation as the first step towards its deployment. In this study, twenty healthy participants evaluated the usability and safety of the WiGlove compared to its predecessor, the state-of-the-art SCRIPT Passive Orthosis (SPO). In this within-subject experiment, they performed various tasks such as donning/doffing, adjusting the tension, grasping, etc., with both gloves and rated them using a Likert scale-based questionnaire. The results showed improvements in several aspects of usability and safety. This study provides preliminary evidence of WiGlove's fitness for the next assessment with its intended users, people recovering from stroke with sustained hand and wrist impairment

    Alcohol Kills...Bacteria: Reducing Ineffective and Counterproductive use of Hand Sanitizers

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    To promote better hand hygine in the WPI community, thereby decreasing the spread of disease.https://digitalcommons.wpi.edu/gps-posters/1051/thumbnail.jp
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