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Empirical analyses of software contributor productivity

Rastogi, Ayushi; Nagappan, Nachiappan (Advisor); Jalote, Pankaj (Advisor) (IIIT-Delhi, 2017-08)

Social media and policing : computational approaches to enhancing collaborative action between residents and law enforcement

Sachdeva, Niharika; Kumaraguru, Ponnurangam (Advisor) (IIIT-Delhi, 2017-04)

Law and order concerns are one of the major disquiets of urban societies in day-to-day life. Various crime prevention theories show the importance of collaboration between residents and police for maintaining law and order ...

Systems and analytical techniques towards practical energy breakdown for homes

Batra, Nipun; Singh, Amarjeet (Advisor); Whitehouse, Kamin (Advisor) (IIIT-Delhi, 2017-03)

Buildings contribute significantly to overall energy consumption across the world. Studies suggest that providing occupants with an energy breakdown: per-appliance energy consumption, can help them save up to 15% energy. ...

Open source social media as sensors for enabling government identification, prediction and response applications

Agarwal, Swati; Sureka, Ashish (Advisor); Goyal, Vikram (Co-advisor) (IIIT-Delhi, 2017-06)

Online Social media platforms such as Tumblr, Twitter (micro-blogging website) and YouTube (video sharing website) contains information which is publicly available or open-source. Open source social media intelligence ...

Compressed sensing based underwater acoustic channel estimation using two dimensional frequency characterization

Ansari, Naushad; Gupta, Anubha (Advisor) (IIIT-Delhi, 2016)

Underwater acoustic (UWA) channel estimation in shallow water depths is a challenging problem due to rapidly fluctuating transients in the acoustic channel impulse response. Transmitted signal undergoes nonstationary ...

Latent factor models for collaborative filtering

Gogna, Anuprriya; Majumdar, Angshul (Advisor) (IIIT-Delhi, 2017)

The enormous growth in online availability of information content has made Recommender Systems (RS) an integral part of most online portals and e-commerce sites. Most websites and service portals, be it movie rental services, ...

Sparse recovery techniques for hyperspectral imaging

Aggarwal, Hemant Kumar; Majumdar, Angshul (Advisor) (2016-12-23)

Human vision is a powerful imaging system that can capture and interpret light energy coming from different sources although it is limited to visible light. There are various applications such as face recognition, medical ...

Cognitive spectrum sharing protocols for energy harvesting wireless sensor nodes

Peer, Mansi; Bohara, Vivek Ashok (Advisor) (2016-12-06)

Energy consumption is one of the primary concerns in the deployment of futuristic wireless sensor networks. On one hand due to advent of technologies such as Internet of Things (IoT), there has been tremendous growth in ...

Regularized autoencoders

Gupta, Kavya; Majumdar, Angshul (Advisor) (2016-11-09)

Autoencoders are Neural Networks trained in order to map input to its output. Autoencoders are designed to enable the network to copy input to output as close as possible. Following this, the network will be able to learn ...

Analytical formulations for systematic design of dual-/tri-frequency impedance transformation networks required in software-defined radios (SDRs) and energy harvesting applications

Maktoomi, Md Ayatullah; Hashmi, Mohammad S. (Advisor) (2016-10-14)

The proliferation of multi-band and multi-standard wireless systems are well known but very little is known about the challenges associated in the design and development of such systems. For example, the RF front-ends in ...

Design of high gain and low noise figure on-chip LNA for Ku band application

Sharma, Vijay; Hashmi, Mohammad S. (Advisor) (2016-10-05)

Low Noise Amplifiers (LNA) are key components in the receiving end of nearly every communication system. Primary purpose of the LNA is to amplify the received signal while at the same time adding as little additional noise ...

Automated, inter-macro channel space adjustment and optimization for faster design closure

Kumar, K K Praveen; Fell, Alexander (Advisor) (2016-10-05)

Achieving optimal floor-plans during the physical synthesis flow is an iterative and resource intensive process and its quality has a significant impact on subsequent synthesis stages in terms of runtime and quality of ...

Blind parameters estimation by exploiting cyclostationary features in wavelet domain

Kumar, Sushant; Bohara, Vivek Ashok (Advisor) (2016-09-23)

In dynamic environment, multi-standard wireless communication receivers capable of estimating the various parameters of any unknown modulated signal are desired. These parameters include symbol rate, modulation type, ...

Qi points : placing decoy routers in the internet

Gosain, Devashish; Agarwal, Anshika; Acharya, HB; Chakravarty, Sambuddho (2016-09-23)

Decoy Routing, the use of routers (rather than end hosts) as proxies, is a new direction in anti-censorship research. However, existing proposals require control of hundreds of Autonomous Systems (AS) to provide Decoy ...

Cairn : identifying network locations for large scale censorship by resource-constrained adversaries

Agarwal, Anshika; Gosain, Devashish; Acharya, HB; Chakravarty, Sambuddho (2016-09-23)

Censorship of the Internet by government is a hotly contested topic. Some nations lean more toward free speech; others are much more conservative. How feasible is it for a government to censor the Internet? What mechanisms ...

RGB-D face recognition in surveillance videos

Chowdhury, Anurag; Vatsa, Mayank (Advisor) (2016-09-20)

Biometric analysis of surveillance videos carries inherent challenges in form of variations in pose, distance, illumination and expression. To address these variations, different methodologies are proposed, including ...

Cryptanalysis of SHA2 based on perturbation technique

Hasan, Munawar; Sanadhya, Somitra Kumar (Advisor) (2016-09-20)

Framework for video coding analyzer

Jain, Sakshi; Fell, Alexander (Advisor) (2016-09-20)

A video analyzer is a comprehensive bitstream analysis tool which accelerates development and debugging of video bitstreams while ensuring compliance with industry standards. There are many conventional analyzers present ...

Cairn:identifying network locations for large scale censorship by resource-constrained adversaries

Agarwal, Anshika; Chakravarty, Sambuddho (Advisor) (2016-09-15)

Censorship of the Internet by government is a hotly contested topic. Some nations lean more towards free speech; others are much more conservative. How feasible is it for a government to censor the Internet? What mechanisms ...

Video compression technique using facial landmarks on mobile devices

Banerjee, Ruchika; Naik, Vinayak (Advisor) (2016-09-15)

Wide proliferation of smart mobile phones has manifolded the bandwidth demand, as video streaming applications have significantly gained popularity. At the same time, technical challenges, such as requirements of resources, ...

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