5,908 research outputs found

    A survey on Human Mobility and its applications

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    Human Mobility has attracted attentions from different fields of studies such as epidemic modeling, traffic engineering, traffic prediction and urban planning. In this survey we review major characteristics of human mobility studies including from trajectory-based studies to studies using graph and network theory. In trajectory-based studies statistical measures such as jump length distribution and radius of gyration are analyzed in order to investigate how people move in their daily life, and if it is possible to model this individual movements and make prediction based on them. Using graph in mobility studies, helps to investigate the dynamic behavior of the system, such as diffusion and flow in the network and makes it easier to estimate how much one part of the network influences another by using metrics like centrality measures. We aim to study population flow in transportation networks using mobility data to derive models and patterns, and to develop new applications in predicting phenomena such as congestion. Human Mobility studies with the new generation of mobility data provided by cellular phone networks, arise new challenges such as data storing, data representation, data analysis and computation complexity. A comparative review of different data types used in current tools and applications of Human Mobility studies leads us to new approaches for dealing with mentioned challenges

    East Bay Coalition for the Homeless: Branding Study and Marketing Strategy

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    There are a number of potential positioning strategies. The two which make the most sense for the EBCH are to “position the EBCH away from others in the category” and to “position the EBCH as unique.” These strategies have the advantage of setting the EBCH apart from the other organizations that address homelessness. Occupying its own “position” in the minds of potential and current donors is not only an effective communications/marketing strategy but also a less costly one because it avoids head-to-head competition and comparisons

    East Bay Coalition for the Homeless Project: Final Report

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    The report suggests strategies that can be incorporated into the current work flow and builds upon the current work of the EBCH. The report also presents ways in which to create a more efficient platform for completing marketing tasks, creating opportunities for awareness and knowledge of the EBCH, and increasing consideration of the EBCH as a potential donation focus

    A relational view of Psychological Empowerment and Sense of Community in academic contexts: a preliminary study

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    Scholars need to pay attention to understand the factors that shape the interactions between individuals and social groups. Constructs like Psychological Sense of Community (PSoC) and Psychological Empowerment (PE) are powerful constructs used to evaluate the antecedents and the consequences of individual attachment to social settings. In parallel, recent advances in network analysis show that the position occupied within whole networks and ego-centric networks are relational factors that affect the subjective perception of membership to social groups. Studies that are conducted in organizational and community settings show strong associations between PSoC and PE. However, these connections have rarely been evaluated within natural settings such as the classroom context. On the other hand, although the theoretic basis of PSoC and PE claims that both processes are formed in a relational way, there are few studies that empirically evaluate the effects of social connectedness on the emergence of PSoC—referred to the classroom—and PE referred to academic-task development. The aim of this research is to determine the effects that the position occupied in formal and informal exchange networks induce on PSoC and PE dimensions. Sixty-four students enrolled in a master degree program (women = 68.8%, Mean age = 26.09, SD = 3.88) participated in this cross-sectional study. Multivariate analyses and network analyses were performed to test the hypotheses under study. The main research finding is that PSoC and PE are synergistic constructs that mutually shape to each other. In relational terms, by sending several nominations in informal networks, it is possible to generate notable impacts on some PSoC dimensions, while receipt of a wide number of nominations in formal contact networks is associated with high levels of PE. In addition, individuals who present high levels of PE are located in the core of formal exchange networks. These results are discussed in order to design actions to increase PSoC and PE in postgraduate academic settings

    Customer relationship management field lab at PCDIGA: marketing campaigns

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    The appearance and development of the Internet created a new paradigm in the marketing area, where companies are becoming increasingly focused on developing a customer centricity strategy in order to create a more engaging relationship with the customers. This Work Project aims to analyse, measure and evaluate the impact of PCDIGA’s communication channels and respective strategies to establish contact with their customers, namely through marketing campaigns via e-mail or social media platforms. According to the data collected and knowledge gathered, some recommendations, suggestion for improvements and initiatives were proposed in order to align with a customer-centric strategy

    Analysis of Different Views and Conceptualizations of the Literacy Practices of Pupils, Families, and Teachers in Costa Rican Primary Education

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    This article is based on a socio-cultural discourse model of literacy, whereby literacy events are regarded as being situated within social practices, creating various formal, informal, and non-formal literacy events that are part of 10multiliteracies. The aim of the research was to analyze primary pupils ’ literacy practices (8–12 years) from the perspectives of 1,354 primary pupils, 1,020 family members, and 96 teachers in Costa Rica, using an ex-post facto design and a survey method. The findings indicate that the three groups of participants (pupils, family members, and teachers) have different views on 15and conceptualizations of literacy practices in school and in the community. The results show that young learners develop their literacy practices according to their different communicative needs inside and outside school. A multimodal literacy is promoted outside school to meet students’ daily communicative needs. However, the school promotes a monomodal lit20eracy, which allows pupils to respond essentially to school needs
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