IIIT-Delhi Institutional Repository

Browsing by Author "Kumaraguru, Ponnurangam (Advisor)"

Browsing by Author "Kumaraguru, Ponnurangam (Advisor)"

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  • Analysing hyperbolic representations for use in recommendations in social networks 
    Kalra, Pankil; Buduru, Arun Balaji (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2021-05)
    Recommender systems play an important role in helping online users find relevant information by suggesting content that can be of potential interest to them. Different Social networks have indicated hierarchical structures ...
  • Analysing social media for COVID positive cases 
    Singhal, Sonali; Pandey, Tanisha; Kumaraguru, Ponnurangam (Advisor); Shah, Rajiv Ratn (Advisor) (IIIT- Delhi, 2020-05)
    The COVID19 pandemic, a public health emergency which broke out globally in December 2019 and is still going on, has put us all into an unprecedented situation where there are strict limitations on physical social interaction ...
  • Analysis of social media movements 
    Kumar, Vishwesh; Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2021-12)
    Political campaigns recently use social media networks as an important environment to gain visibility for causes such as policy disagreement. Users often show divided opinions on the enacted policy, which sparks intense ...
  • Analyzing images on social media for (not) using mask 
    Singh, Asmit Kumar; Mehan, Paras; Kumaraguru, Ponnurangam (Advisor); Sethi, Tavpritesh (Advisor) (IIIT-Delhi, 2021-05)
    The adoption of non-pharmaceutical interventions and their surveillance is critical for detecting and stopping possible transmission routes of COVID-19. A study of the effects of these interventions in terms of adoption ...
  • Automated methods for identity resolution across online social networks 
    Jain, Paridhi; Kumaraguru, Ponnurangam (Advisor) (2016-04-28)
    Today, more than two hundred Online Social Networks (OSNs) exist where each OSN extends to offer distinct services to its users such as eased access to news or better business opportunities. To enjoy each distinct service, ...
  • Blockchain and decentralized applications 
    Bajaj, Agam Singh; Tyagi, Lakshit; Arora, Paarth; Vajpayee, Pankaj (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2018-04-18)
    Bitcoin is a virtual currency that emerged in the aftermath of the financial crisis. It allows people to bypass banks and traditional payment processes to pay for goods and services. The technology on which bitcoin works ...
  • Bot analysis on social media 
    Caur, Samiya; Kumaraguru, Ponnurangam (Advisor) (IIIT- Delhi, 2021-05)
    Ever since the 2014 Lok Sabha election, social media platforms such as Twitter, Facebook etc.have become a vital part of election campaigns in India with political parties investing heavily in the expansion of their ...
  • Call Me MayBe : understanding nature and risks of sharing mobile numbers on online social networks 
    Jain, Prachi; Kumaraguru, Ponnurangam (Advisor) (2014-07-10)
    There is a great concern about the potential for people to leak private information on social networks. There are many anecdotal examples of this, but few quantitative studies. This research explores the activity of ...
  • Characterizing poor quality context specific content on online social media 
    Grover, Karan; Kumaraguru, Ponnurangam (Advisor) (2017-04-18)
    In social psychology, a rumor is defined as a story or statement in general circulation without confirmation or certainty to facts. Rumors are known to arise in the context of ambiguity, when the meaning of a situation is ...
  • Collective aspects of privacy in online social networks 
    Goel, Mansi; Garcia, David (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2017-11-16)
    In online social networks, users may choose to keep a lot of important information in the private domain. Users may choose to hide their location, gender, interests, and affiliations. With usage of social networks and ...
  • Confidentiality protection in crowdsourcing 
    Saxena, Simran; Kumaraguru, Ponnurangam (Advisor); Dubey, Alpana (Advisor); Buduru, Arun Balaji (Advisor); Sachdeva, Niharika (Advisor) (IIIT-Delhi, 2018-04)
    Crowdsourcing is the practice of getting information or input for a task or project from a number of people by floating out the task at hand to a pool of people who are usually not full-time employees. Use of Crowdsourcing ...
  • Content moderation across multiple platforms with capsule networks and co-training 
    Agarwal, Vani; Buduru, Arun Balaji (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2019-05)
    Social media systems provide a platform for users to freely express their thoughts and opinions. Although this property represents incredible and unique communication opportunities, it also brings along important challenges. ...
  • Data quality and privacy action 
    Thulasidoss, Bharath Kumar; Garimella, Pavan Kumar; Sethi, Tavpritesh (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT- Delhi, 2021-05)
    In an era where the volume of data sets for a particular topic keeps increasing, it is necessary to have quality checks on the data to keep it relevant to modern learning algorithms. Quality parameters provide an objective ...
  • Designing and evaluating techniques to mitigate misinformation spread on microblogging web services 
    Gupta, Aditi; Kumaraguru, Ponnurangam (Advisor) (2015-07-08)
    Online social media is a powerful platform for dissemination of information during important real- world events. Beyond the challenges of volume, variety and velocity of content generated on online social media, veracity ...
  • Detecting early signs of depression using user-generated data from social media 
    Suhavi; Shah, Rajiv Ratn (Advisor); Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2020-05-29)
    Social media has now become the most popular medium for self-expression and community building. More and more people are turning to it to express, write, vent or just be while being comfortable doing so because it’s an ...
  • Detecting fake profiles on online Matrimony 
    Garg, Vaibhav; Kumaraguru, Ponnurangam (Advisor); Buduru, Arun Balaji (Advisor); Asthana, Siddhartha (Advisor) (IIIT-Delhi, 2019-05)
    In a diverse country like India, socio-economic factors like religion, caste, language, income along with other common physical, professional based factors, play a vital role while searching for a spouse. With the surge ...
  • Digital cryptomarkets 
    Agrawaal, Taneea S; Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2017-07-07)
    Darknet markets, also known as cryptomarkets, are websites located on the Darknet and designed to allow the traffcking of illicit products, mainly drugs. Over the past decade, online advertising became the principal ...
  • Emerging cross-platform scam campaigns abusing phone numbers on online social networks 
    Parmar, Lohitaksh; Kumaraguru, Ponnurangam (Advisor); Ahmed, Mustaque (Advisor); Gupta, Payas (Advisor) (IIIT-Delhi, 2017-04-18)
    The main aim of a scam campaign is to get the maximum monetary benefit with maximum reach and least infrastructure. This makes Online Social Networks (OSNs) such as Facebook and Twitter prime targets for such campaigns. ...
  • Emoji analysis: a study on the use of skin tone modifiers on social media 
    Bansal, Tanmay; Kumaraguru, Ponnurangam (Advisor) (IIIT- Delhi, 2020-12)
    In 2015, Unicode introduced five different skin tone modifiers, that could be applied to the existing emojis that denoted humans. In this project, we analyze how people pose certain personalities using emoji skin colour ...
  • Exploration of gaps in Bitly's spam detection and relevant counter measures 
    Gupta, Neha; Kumaraguru, Ponnurangam (Advisor) (2014-07-10)
    Existence of spam URLs over emails and Online Social Media (OSM) has become a growing phenomenon. To counter the dissemination issues associated with long complex URLs in emails and character limit imposed on various OSM ...

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