A model of a random graph explaining why there is just one giant component. She holds a phd in applied physics from stanford, where she conducted some of the first studies of online social networks. This is a toy model of opinion formation in a community. This is a 2mode network containing two classes of nodes, actors and movies. This model explores the formation of networks that result in the small world phenomenon the idea that a person is only a couple of connections away any other person in the world.
Adamic s research while affiliated with facebook and other places. This is lada and eytans modification of the default ba model that comes with the netlogo there is an added parameter gamma, which when 0 implies preferential attachment, and when 1 implies completley random attachment between a new node and the exisiting network. Facebook finds out if jobs are also inherited in families. We have 28 free lada vector logos, logo templates and icons. Networkx is a python language software package for the creation, manipulation, and study of the structure, dynamics, and function of complex networks. Eschewing systemspecific assumptions, it utilizes a shared feature of the observed distributions. This is a generic evolutionary game theoretic model, that allows for mixed strategies. The original version was designed and written by arichagberg, dan schult, and pieter swart in 2002 and 2003. Transformed into pajek format by vladimir batagelj, march 1, 2007 file. In my course about social networks, one of the first assignments asks each student to make a visualization of their personal network on facebook. It teaches programming concepts using agents in the form of turtles, patches, links and the observer. Side projects data analyses kids books scouting history woodworking photos other projects. Connect, collaborate and discover scientific publications, jobs and conferences. There are two choices, a structured network with 10 nodes and 2 communities, and a random network with 10 nodes and the same number of edges.
J cheng, l adamic, pa dow, jm kleinberg, j leskovec. Cutting edge open source frameworks, tools, libraries, and models for research exploration to largescale production deployment. Netlogovisualconversion is a tool written in python 2. The diffusion of support in an online social movement. View, run, and discuss the spreading groups in social networks model, written by alon sela. View notes lecture1b from soc 417 at university of michigan. View lada adamic s profile on linkedin, the worlds largest professional community. Pdf the role of social networks in information diffusion. Open it in pajek by either clicking on the yellow folder icon under the word network or by selecting filenetworkread from the main menu panel a report window should pop up confirming that the graph has been read and the filename and location will. The course covers topics in network analysis, from social networks to applications in information networks such as the internet. These demos, created with the netlogo software for building agent based models, cover the topics of network growth and diffusion. Why model with agentsagents are more cooperative and less expensive than human subjects some systems cannot be solved analytically. This cited by count includes citations to the following articles in scholar. Outpot of script is a graphml format script that you can immediatelly import to your favourit visualization model and continue processing, calculation metrics or.
The role of social networks in information diffusion. Adamic and natalie glance, the political blogosphere and the 2004 us election, in proceedings of the www2005 workshop on the weblogging ecosystem 2005. In some networks, a few hubs have lots of connections, while everybody else only has a few. Lada adamic computational social scientist at facebook blog.
Enhancing reputation mechanisms via online social networks. Lada adamic is an adjunct associate professor in the school of information and the center for the study of complex systems at the university of michigan. It is even more amazing that many of these patterns are predicted by. This model was created by lada adamic 2012 feel free to use it and modify it as you like with or without attribution. She studies how network structure influences the flow of information, how information influences the evolution of networks, and crowdsourced knowledge sharing adamic is a director of research at facebook, where she leads a computational social science team. A popular example of the small world phenomenon is the network formed by actors appearing in the same. This model was adapted by lada adamic from uri wilenskys giant preferrential attachment in netlogos models library.
See how different amounts of random rewiring affect the. Netlogo was designed for multiple audiences in mind, in particular. Jul 6, 20 talk about social networking and its analysis see more ideas about social networks, social science project and ted videos. Adamic is an associate professor in the school of information and the center for the study of complex systems at the university of michigan. Spreading groups in social networks, by alon sela model. Tap into the latest breakthroughs developed by facebook ai and deployed in products used by billions.
Researchgate is a network dedicated to science and research. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The modeling commons contains more than 2,000 other netlogo models, contributed by. Lada adamic director, computational social science. Lada adamic is an american network scientist, who researches information dynamics in networks. Reputation and reciprocity on debra lauterbach, hung truong, tanuj shah, lada adamic university of michigan school of information 2. Watts strogatz small world model in netlogo lada adamic.
Lada adamic social networks as information filters youtube. View, run, and discuss the information spread by search engines. Heres information on a few of the projects, somewhat arbitrarily grouped. Netlogo was designed, in the spirit of the logo programming language, to be low threshold and no ceiling. A son who has a father in the military is five times more likely to enter the military, but just one in four sons of a military professional does so. Reputation and reciprocity on debra lauterbach, hung truong, tanuj shah, lada adamic university of michigan school of. Check each week for updates to that weeks readings, etc.
Exercises 1 and 2 were adapted from assignments by lada adamic, umichigan. This is a slightly modified version by lada adamic of the standard preferential attachment barabasialbert model that comes in netlogos models library. Her research interests center on information dynamics in networks. See the complete profile on linkedin and discover lada s. You can play with another set of demos, created using guess, that cover the topics of resiliencerobustness, community structure, pagerank and search. Download free lada vector logo and icons in ai, eps, cdr, svg, png formats. You can now open it in pajek and proceed with the analysis. Please feel free to use and modify any of the materials here.
Adamic is the author of publications available on idf. I study the interaction of information and networks. One mathematical model can account for powerlaw distributions in a variety of systems. This model was modified by lada adamic in 2007 to include a diffusion simulation. This is an sis model on a wattsstrogatz small world topology. In proceedings of the 21st international conference on world wide web, 51928. Network motif detection some motifs will occur more often in real world networks than random networks technique. Experiment with the wattsstrogatz small world model.
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