Sökning: "social bots"

Visar resultat 16 - 20 av 20 uppsatser innehållade orden social bots.

1. 16. Twitter bot detection & categorization - a comparative study of machine learning methods

   Magister-uppsats, Lunds universitet/Statistiska institutionen

   Författare :Jan Novotny; [2019]
   Nyckelord :twitter bots; multinomial classification; machine learning; Mathematics and Statistics;

   Sammanfattning : Automated Twitter accounts, or Twitter bots, have gained increased attention lately. In particular, a novel type of bot, so called social bots, are piquing peoples’ interest, as these bots have recently been involved in a number of political events. LÄS MER

3. 17. Kommunikationskanaler och kunskapsgenerering : En studie om val av kommunikationskanal och dess kunskapsgenerering hos olika generationer av väljare

   Kandidat-uppsats, Södertörns högskola/Institutionen för samhällsvetenskaper

   Författare :Anna Olovsson; Jennie Åkeson; [2019]
   Nyckelord :knowledge generation; communication channels; fake news; digitalization; news scepticism; politics; kunskapsgenerering; kommunikationskanal; fake news; digitalisering; nyhetsskepticism; politik;

   Sammanfattning : Background – Our digitalized society is constantly increasing, and with the development, the importance of the Internet for political knowledge generation is also increasing. The digital development has caused a series of problems that can disturb the prevailing democracy due to that many individuals create their political identity through social media as a communication channel. LÄS MER

4. 18. A New Threat to Democracy? Examining the Democratic Implications of the Social Bot Phenomenon

   L2-uppsats, Lunds universitet/Statsvetenskapliga institutionen

   Författare :Johanna Gulliksen; Erik Helldén; [2018]
   Nyckelord :democracy; deliberative democracy; democratic implications; social bots; social media; Law and Political Science;

   Sammanfattning : Social media provides tools that enable people to share their political views and coordinate collective action and has often been praised for entailing numerous democratic opportunities. But what happens when someone finds a way to exploit these tools? Social bots, algorithmically driven software programs designed to mimic and possibly alter human behavior on social media forums, have been used to manipulate public opinion during several major political events during the last few years. LÄS MER

5. 19. Individualizing Without Excluding: Ethical And Technical Challenges : Filter Bubbles and their Effects on Society

   Master-uppsats, Uppsala universitet/Institutionen för informationsteknologi

   Författare :Anna Normark; Rebecca Oskarsson; [2018]
   Nyckelord :filter bubble; echo chamber; individualization; personalization; machine learning; logistic regression;

   Sammanfattning : In December 2009 Google had a press release, in which they stated that they would start individualize their users' search results. This is the year individualization began, according to Eli Pariser, who also coined the expression filter bubble. LÄS MER

7. 20. A non-visible user input-based CAPTCHA

   Kandidat-uppsats, Högskolan i Skövde/Institutionen för informationsteknologi

   Författare :Jakob Sisk; [2017]
   Nyckelord :CAPTCHA; Bot; Robustness; Data security; Behavioral analysis; Pattern recognition;

   Sammanfattning : During the last decade, there has been an increase in the number of automated programs (bots) that perform tasks such as harvesting information or making posts on social media. CAPTCHA was developed as a defense against bots, but several common CAPTCHAs have usability issues and are difficult for users to solve. LÄS MER