DSpace at IIIT-Delhi: Recent submissions

  • Location privacy in MobiShare 
    Soubam, Sonia; Naik, Vinayak (Advisor) (2013-05-30)
    This work focuses on providing privacy in MobiShare, which is a location-based service that assists users in searching and sharing files. A user’s mobility profile is summarization of its raw mobility data in terms of ...
  • Detecting copyright infringement on YouTube videos using YouTube metadata 
    Agrawal, Swati; Sureka, Ashish (Advisor) (2013-04-08)
    YouTube is one of the largest video sharing website on the Internet. Several music and record companies, artists and bands have o cial channels on YouTube (part of the music ecosystem of YouTube) to promote and monetize ...
  • Contextual feature based one-class classifier approach for detecting video response spam on YouTube 
    Chaudhary, Vidushi; Sureka, Ashish (Advisor) (2013-03-26)
    YouTube is one of the largest video sharing websites (with social networking features) on the Internet. The immense popularity of YouTube, anonymity and low publication barrier has resulted in several forms of misuse and ...
  • WhACKY! - what anyone could know about you from twitter 
    Correa, Denzil; Sureka, Ashish (Advisor) (2013-02-06)
    Twitter is a popular micro-blogging website which allows users to post 140-character limit mes- sages called tweets. Twitter users (also called Twitterers) post activity messages about their daily lives, opinions on ...
  • Robust and traffic analysis resistant cloud file system 
    Gupta, Madhvi; Nagaraja, Shishir (Advisor) (2012-10-17)
    With improved technology, every user now generates huge amount of data that requires ever increasing amount of space to store it. It is not economical for the users to purchase new storage device every time. As a remedy ...
  • MobiShare : cloud-enabled opportunistic content sharing among mobile peers 
    Yadav, Kuldeep; Naik, Vinayak; Singh, Amarjeet (2012-10-12)
    In developing countries, smartphones and high bandwidth connections are not yet within the reach of majority of the people. To share multimedia content among themselves, people rely on manual local sharing mechanisms i.e. ...
  • Rebound attachs on GRφSTL 
    Kochar, Komal; Sanadhya, Somitra Kumar (Advisor) (2012-07-25)
    Cryptographic hash Functions are widely used for a wide range of applications such as au- thentication of information, digital signatures and protection of pass-phrases. In the last few years, the cryptanalysis of hash ...
  • Take control over your SMSes : a real-world evaluation of a mobile-based spam SMS filtering system 
    Yadav, Kuldeep; Malhotra, Anshu; Kumaraguru, Ponnurangam; Khurana, Rushil; Singh, Dipesh Kumar (2012-07-25)
    In developing countries, Short Messaging Service (SMS) is one of the most widely used and cheapest modes of commu- nication. Hence, this medium is often exploited by advertis- ing companies to reach masses. The unsolicited ...
  • Securing the uncharted territory : transaction receipts in branchless banking 
    Panjwani, Saurabh; Ghosh, Mohona; Kumaraguru, Ponnurangam; Singh, Soumya Vardhan (2012-07-25)
    Mobile-based branchless banking has become a key mech- anism for enabling financial inclusion in the developing re- gions of the world. A fundamental requirement of all branch- less banking systems is a mechanism to ...
  • Incremental subclass discriminant analysis : a case study in face recognition 
    Lamba, Hemank; Dhamecha, Tejas I; Vatsa, Mayank; Singh, Richa (2012-03-26)
    Subclass discriminant analysis is found to be applicable under various scenarios. However, it is computationally very expensive to update the between-class and within-class scatter matrices. This research presents an ...
  • Using twitter sentiments and search volumes index to predict oil, gold, forex and markets indices 
    Rao, Tushar; Srivastava, Saket (2012-03-26)
    Behavioral finance is an upcoming research field which is drawing a lot of attention of both academia and industry. With changing dynamics of internet behavior of millions across the globe, it provides opportunity to ...
  • Twitter sentiment analysis : how to hedge your bets in the stock markets 
    Rao, Tushar; Srivastava, Saket (2012-03-26)
    Emerging interest of trading companies and hedge funds in mining social web has created new avenues for intelligent systems that make use of public opinion in driving investment decisions. It is well accepted that at ...
  • Context-aware IVR : challenges and opportunities 
    Asthana, Siddhartha; Singh, Pushpendra; Singh, Amarjeet; Naik, Vinayak (2012-03-26)
    Voice based telecommunication services are emerging as most appropriate medium for information dissemination in developing regions, as they overcome prevalent low literacy rate and are more reachable than any other ...
  • 140 characters of @hate and #protest 
    Sureka, Ashish (2012-03-26)
    Research shows that cyber-hate, illegal or malicious form of cyber-protest and cyber-activism in online social media and Web 2.0 platforms has become a common phenomenon. This is a growing concern and hence automated ...
  • Memetic approach for matching sketches with digital face images 
    Bhatt, Himanshu S; Bharadwaj, Samarth; Singh, Richa; Vatsa, Mayank (2012-03-26)
    One of the important cues in solving crimes and apprehending criminals is matching sketches with digital face images. This paper presents an automated algorithm that extracts discriminating information from local regions ...
  • Twitter explodes with activity in mumbai blasts! a lifeline or an unmonitored daemon in the lurking? 
    Gupta, Aditi; Kumaraguru, Ponnurangam (2012-03-26)
    Online social media has become an integral part of every Internet users' life. It has given common people a platform and forum to share information, post their opinions and promote campaigns. The threat of exploitation of ...
  • MELOS : a low-cost and low-energy generic sensing attachment for mobile phones 
    Bhardwaj, Abhishek; Arjunan, Pandarasamy; Singh, Amarjeet; Naik, Vinayak; Singh, Pushpendra (2012-03-26)
    Ubiquitous availability of cellular network and cheap mobile phones have made them promising sensing platforms for various application domains including healthcare, environment, and astronomy among others. However, ...
  • Can humans and automatic algorithms recognize look-alike faces? 
    Lamba, Hemank; Sarkar, Ankit; Vatsa, Mayank; Singh, Richa (2012-03-26)
    One of the major challenges of face recognition is to de- sign a feature extractor that reduces the intra-class vari- ations and increases the inter-class variations. The fea- ture extraction algorithm has to be robust ...
  • Privacy of location obfuscation 
    Bera, Debajyoti; Goyal, Vikram; Saxena, Anuj S. (2012-03-26)
    There are many results on the possibilities of privacy leak in location-based services, and many remedies have also been suggested. In this paper, we look at this problem from an altogether different perspective - ...
  • Stegobot : a covert social network botnet 
    Nagaraja, Shishir; Houmansadr, Amir; Kumar, Vijit; Agarwal, Pragya; Borisov, Nikita (2012-03-26)
    We propose Stegobot, a new generation botnet that communicates over probabilistically unobservable communication channels. It is designed to spread via social malware attacks and steal information from its victims. ...

Search Repository

Browse

My Account