Computer Science and Engineering: Recent submissions

  • 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. ...
  • Static technique for bug localization using character N-Gram based information retrieval model 
    Sangeeta (2012-03-14)
    Bug or Fault localization is a process of identifying the speci c location(s) or region(s) of source code (at various granularity levels such as the directory path, le, method or state- ment) that is faulty and needs ...
  • Attacking the tav-128 hash function 
    Kumar, Ashish; Sanadhya, Somitra Kumar (2012-03-14)
    Many RFID protocols use cryptographic hash functions for their security. The resource constrained nature of RFID systems forces the use of light weight cryptographic algorithms. Tav-128 is one such light weight hash ...
  • Tring! Tring! usability study of a voice based information system 
    Asthana, Siddhartha; Kumaraguru, Ponnurangam; Singh, Pushpendra; Singh, Amarjeet (2012-03-14)
    In developing regions, voice based telecommunication services are one of the most appropriate medium for information dissemination as they overcome prevalent low literacy rate and are more reachable than any other medium. ...
  • @Twitter credibility ranking of tweets on events #breakingnews 
    Gupta, Aditi; Kumaraguru, Ponnurangam (2012-03-14)
    Large amount of content is generated on online social net- working and micro-blogging services daily; Twitter is one such micro-blogging service. Twitter has evolved from be- ing used for conversing with friends and ...
  • Low energy and sufficiently accurate localization for non-smartphones 
    Yadav, Kuldeep; Naik, Vinayak; Singh, Amarjeet; Singh, Pushpendra (2012-03-14)
    Location-aware applications are steadily gaining popularity across the world. However lack of GPS in low-end programmable phones (< $100) and general absence of Wi-Fi infrastructure in developing countries prevents users ...
  • ChaMAILeon simplified email sharing like never before 
    Dewan, Prateek; Gupta, Mayank; Kumaraguru, Ponnurangam (2012-03-14)
    While passwords, by de nition, are meant to be secret, recent trends in the Internet usage have witnessed an increasing number of people sharing their email passwords for both personal and professional purposes. As ...
  • On simultaneous latent fingerprint matching 
    Sankaran, Anush; Vatsa, Mayank; Singh, Richa (2012-03-14)
    Simultaneous latent fingerprints are a cluster of latent fingerprints that are concurrently deposited by the same person. Though ACE-V methodology provides the scientific basis for matching latent fingerprints, extending ...
  • Recognizing surgically altered face images 
    Bhatt, Himanshu S; Bharadwaj, Samarth; Singh, Richa; Vatsa, Mayank (2012-03-14)
    Widespread acceptability and use of biometrics for person authentication has instigated several techniques for evading identification. One such technique is altering facial appearance using surgical procedures that has ...

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