Learning in Social Networks

Author(s):  
Benjamin Golub ◽  
Evan Sadler

This survey covers models of how agents update behaviors and beliefs using information conveyed through social connections. The chapter begins with sequential social learning models, in which each agent makes a decision once and for all after observing a subset of prior decisions; the discussion is organized around the concepts of diffusion and aggregation of information. Next, the chapter presents the DeGroot framework of average-based repeated updating, whose long- and medium-run dynamics can be completely characterized in terms of measures of network centrality and segregation. Finally, the chapter turns to various models of repeated updating that feature richer optimizing behavior, and concludes by urging the development of network learning theories that can deal adequately with the observed phenomenon of persistent disagreement.

Ethnohistory ◽  
2021 ◽  
Vol 68 (2) ◽  
pp. 237-268
Author(s):  
Morgan Ritchie ◽  
Bruce Granville Miller

Abstract During the socially transformative mid-nineteenth century in the Salish Sea region of the Northwest Coast, a number of influential leaders emerged within Indigenous tribal groups. They played a significant role in reshaping the social geography of the region, blending emergent religious, commercial, and military bases for authority with more conventional Coast Salish strategies of patronage and generosity. The authors examine the lives and social connections of three Coast Salish leaders to illustrate how they were able to establish and maintain social networks across the region for their advantage and for the advantage of followers who had gravitated to them from surrounding shattered communities.


2015 ◽  
Vol 2 (3) ◽  
Author(s):  
Dr. Tanu Tandon

Women in India have been victim of violence and discrimination since ages but this aggression has also led to empowerment of women in some cases. This study deals with study of such aggressive women who transformed their aggression to empowerment. Grounded theory methodology has been used to explore and understand the process and role of education in transformation. This study focuses on route aggression takes and role of education in channelizing the aggressive energy so as to lead to empowerment. General Aggression Model (GAM) given by Anderson and Bushman (2002) is a dynamic, social, cognitive developmental model which draws heavily on social-cognitive and social learning theories. Aggression depends on how an individual perceives and interprets his/her environment and people there in, this model has been revised and a new model has been devised namely General Aggression Model in Education or GAME, which shows path towards empowerment from aggression.


2019 ◽  
pp. 29-43
Author(s):  
Anastasiya A. Korepanova ◽  
◽  
Valerii D. Oliseenko ◽  
Maxim V. Abramov ◽  
Alexander L. Tulupyev ◽  
...  

The article describes the approach to solving the problem of comparing user profiles of different social networks and identifying those that belong to one person. An appropriate method is proposed based on a comparison of the social environment and the values of account profile attributes in two different social networks. The results of applying various machine learning models to solving this problem are compared. The novelty of the approach lies in the proposed new combination of various methods and application to new social networks. The practical significance of the study is to automate the process of determining the ownership of profiles in various social networks to one user. These results can be applied in the task of constructing a meta-profile of a user of an information system for the subsequent construction of a profile of his vulnerabilities, as well as in other studies devoted to social networks.


2020 ◽  
Author(s):  
Navin Kumar ◽  
William Oles ◽  
Benjamin A. Howell ◽  
Kamila Janmohamed ◽  
Selena T. Lee ◽  
...  

AbstractBackgroundSocial connections can lead to contagion of healthy behaviors. Successful treatment of patients with opioid use disorder, as well as recovery of their communities from the opioid epidemic, may lay in rebuilding social networks. Strong social networks of support can reinforce the benefits of medication treatments that are the current standard of care and the most effective tool physicians have to fight the opioid epidemic.MethodsWe conducted a systematic review of electronic research databases, specialist journals and grey literature up to August 2020 to identify experimental and observational studies of social network support in patient populations receiving medication for opioid use disorder (MOUD). We place the studies into a conceptual framework of dynamic social networks, examining the role of networks before MOUD treatment is initiated, during the treatment, and in the long-term following the treatment. We analyze the results across three sources of social network support: partner relationships, family, and peer networks. We also consider the impact of negative social connections.ResultsOf 5193 articles screened, 46 studies were identified as meeting inclusion criteria (12 were experimental and 34 were observational). 39 studies indicated that social network support, or lack thereof, had a statistically significant relationship with improved MOUD treatment outcomes. We find the strongest support for the positive impact of family and partner relationships when integrated into treatment attempts. We also identify strong evidence for a negative impact of maintaining contacts with the drug-using network on treatment outcomes.ConclusionsSocial networks significantly shape effectiveness of opioid use disorder treatments. While negative social ties reinforce addiction, positive social support networks can amplify the benefits of medication treatments. Targeted interventions to reconstruct social networks can be designed as a part of medication treatment with their effects evaluated in improving patients’ odds of recovery from opioid use disorder and reversing the rising trend in opioid deaths.


Author(s):  
Aizhana Maldynova

With the advent and active development, social networks have gained the attention of a million audience. Now it is difficult to imagine a person who does not have a profile in at least one social network. The use of social media has become a daily routine: some use sites and applications to maintain existing social connections, others - to find people with similar interests, views, activities or other motivating factors [1]. The purpose of this study is to establish the factors that influence the level of perception of the message by the audience in social networks. In this work, a quantitative research method is used. The relationships were established using correlation analysis. To analyze the data obtained, the SmartPLS software was used, which makes it possible to highlight the characteristics that have the greatest impact on the manifestation of initiative behavior. The novelty of the research lies in the fact that for the first time the factors influencing the level of perception of messages from Kazakhstani opinion leaders by the audience in social networks were studied. The results of this study are of high theoretical significance, as they can be used in teaching disciplines such as Internet marketing, digital marketing, consumer behavior and strategic marketing. In addition, this study is notable for its practical benefits, since the conclusions drawn contribute to the formation of a competent online marketing strategy in the enterprise


Author(s):  
Jill D. Snider

This chapter examines the Carthage, NC, childhood of African American inventor and entrepreneur Lucean Arthur Headen, with special attention paid to the social networks Headen’s family forged and to the mentors who inspired him to become an inventor. It describes the influence of former slave artisans, among them his grandfather, a wheelwright for the Tyson & Jones Buggy Company, and his great-uncle, a nationally known toolmaker, who schooled him in mechanics; his father, a sawmill owner, who sparked his entrepreneurial ambitions; and aunts and uncles active in the Presbyterian Church and Republican Party, who offered important social connections. Finally, it describes the economic strategy demonstrated for Headen by Rev. Henry D. Wood, who built a diverse coalition of supporters to finance the construction of John Hall Presbyterian Church and Dayton Academy (the church and school Headen attended). Headen later adapted this coalition-building model to finance his first inventions and business efforts.


Author(s):  
Mustafa Şahin Bülbül

Despite the idea that learning is individual, the YouTube channel has been examined to explain how learning is controlled in social networks. What kind of mechanism does the YouTube channel, which deeply influences the education world, work with and what does this structure tell the educators? What do data such as the number of views and comments on YouTube mean? Also, what kind of a model can be established between the video proposition system and our individual and social learning? This study has been prepared to shed light on the questions mentioned.


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