is a group of researchers who study, analyze, and build different aspects of social systems (e.g. social web systems like Twitter, Facebook), including their security and privacy. By understanding and measuring complex networks, we try and build solutions for social good. Our work primarily derives from Data Science, Computational Social Science, Social Computing, Machine Learning, and Natural Language Processing.

What's New!

Doing research, building solutions, making a difference in Society

May 2020: #CastYourVote #ACMIndiaElection PK is contesting the 2020 ACM India Council Elections. Please Vote

May 2020: Satya, #chatbot integrated with #WashKaro, see it in action. Image | Download

May 2020: Our Twitter Dataset (5.9 million tweets) related to COVID-19 from India is now public. Dashboard | Download

May 2020: IIIT Profs. to develop virus management platform | The Hindu, Page 3

May 2020: Why this myth and fake news buster app by IIIT Delhi profs is the coolest thing in this COVID-19 world | EdexLive of The New Indian Express

May 2020: Delhi Govt join hands with IIITDelhi to manage COVID-19 crisis | The Statesman, Page 2

May 2020: CovidNLP is live now! | Technical Report

May 2020: Three IIIT Delhi professors to work with the Govt of NCT of Delhi for developing and maintaining the IT platform for COVID-19 Management | India Education Diary

May 2020: कोरोना से लड़ाई में बेहद कारगर हैं आईआईटी के ये ऐप | Jagran News

April 2020: Professors from a Delhi Institute Develop New App to Flush Out Fake News about Coronavirus | News 18

April 2020: Saurabh’s Paper accepted at IEEE SmartDataServices 2020 | Paper

April 2020: WashKaro covered by Times of India | NDTV | The New Indian Express

April 2020: WashKaro covered by Education Times of Times of India.

April 2020: WashKaro coverd by Dainik Jagran | Indian Express/ PTI | Amar Ujala

April 2020: Dr. Tavpritesh Sethi & PK are part of the Technology Innovation Group for COVID-19 by Delhi Government | Order

April 2020: WashKaro was covered by India Today English.

April 2020: We are looking for volunteers to help translate WashKaro in other Indian and Foreign languages. Please help

April 2020: Dr. Mainack Mondal, Faculty of Computer Science at IIT Kharagpur gave a guest lecture on “User Privacy in Social Media” in our CSE648: Privacy & Security in Online Social Media course.

April 2020: Washkaro covered by India Today Hindi.

April 2020: Dr. Hemank Lamba, Post Doc. at Carnegie Mellon University and IIITD’s B.Tech. Classof2012 gave a guest lecture on “Modeling User Behavior on Socio-Technical Systems Patterns and Anomalies” in our CSE648 course.

April 2020: PK’s blog on the book “The Everything Store: Jeff Bezos and the Age of Amazon” by Brad Stone.

April 2020: Washkaro, got covered by Millenium Post.

April 2020: Our Work with Dr. Tavpritesh Sethi Washkaro app was covered on Hindustan.

April 2020: PK hosted an #AMA (Ask Me Anything) session about deciding on graduate schools and programs. Video | FAQs

April 2020: Our collaborative work on Covid19 with Clinician Data-Scientist Dr. Tavpritesh Sethi & Systems Biologist Dr. Sriram K was covered by the Indian Express. Newspaper Clipping

April 2020: Our work Washkaro was presented by Dr. Tavpritesh Sethi at infodemicCOVID19 organized by World Health Organization.

March 2020: Our paper Modeling Citation Trajectories of Scientific Papers, in PAKDD 2020. Paper

March 2020: We are now teaching online. Pics

March 2020: Sonu Gupta #RA #Classof2018 will be joining Ph.D. in Informatics at Penn State University.

March 2020: Shrey Bagroy #IIITDAlumni #Classof2018, Divyansh Aggarwal #RA #Classof2019 and Rohan Katyal #IIITDAlumni #Classof2016 visited and interacted with current students. Pics

Feb 2020: PK visited Chennai Mathematical Institute (CMI) and Institute of Mathematical Sciences (IMSc), gave a talk and interacted with students and faculty. Pics

Feb 2020: PK gave a talk on Combating Drug Trafficking at BIMSTEC Conference. Pics

Feb 2020: PK is a Mentor for Indo-US Science and Technology Forum (IUSSTF)'s Initiative for Research and Innovation in Science (IRIS) program. Pics

Feb 2020: PK visited IIT Guwahati, was part of the panel of examiners for Ph.D. Thesis, gave a talk and interacted with students and faculty. Pics

Jan 2020: Our Alum Ashwin Rajadesingan receives Facebook Ph.D. fellowship in the area of Computational Social Science.

Jan 2020: Precog celebrates its 9th Birthday. Pics

Jan 2020: Our work on distracted driving was covered by Hindustan. Website | Paper | Slides

Dec 2019: PK is offering the 4th edition of Privacy and Security in Online Social Media (PSOSM) course on NPTEL. Register Now | Course Site | Video | Flier

Dec 2019: PK gave a talk at 7th International Conference on Big Data Analytics, Ahmedabad. Pics

Dec 2019: PK was part of the Selection Committee for the IUSSTF-Viterbi internship Program. Pics

Dec 2019: Tutorial by Prof. Anwitaman Dutta, NTU on Bitcoin network analysis and applications to forensics.

Dec 2019: Our paper Analysing How the Shift in Discourses on Social Media Affected the Narrative Around the Indian General Election 2019 accepted at 2nd International Conference on Research in Social Sciences (RSSCONF).

Nov 2019: The Times of India, November 28, covered our work on Gujarat E-Challans.

Nov 2019: Our paper Investigation of Biases in Identity Linkage DataSets accepted at 35th ACM/SIGAPP Symposium on Applied Computing (SAC 2020).

Nov 2019: PK gave a talk on Fake News, Elections, and Online Social Media at Delhi Technical University, as part of the TEQIP III program on Graph Theory and its Applications. Pics

Nov 2019: Our paper NeXLink: Node Embedding Framework for Cross-Network Linkages Across Social Networks accepted at International School and Conference on Network Science (NetSci-X 2020). Paper

Nov 2019: Our Alum Hemank Lamba B.Tech. 2012 successfully defended his Ph.D. thesis “Modeling User Behaviour on Socio-Technical Systems Patterns and Anomalies” at Carnegie Mellon.

Nov 2019: Our paper Detection of Misbehaviors in Clone Identities on Online Social Networks accepted at 7th International Conference on Mining Intelligence and Knowledge Exploration (MIKE 2019).

Nov 2019: PK gave a talk as part of ACM Eminent Speaker Program Series, organized by Persistent Systems in Pune. Pics

Nov 2019: Our paper Methods for User Profiling Across Social Networks accepted at 12th IEEE International Conference on Social Computing (SocialCom 2019). Paper

Nov 2019: PK gave a talk on distracted driving and #killfies work at Cadence Design Systems, Noida, as part of their Advanced Technical Talks. Pics

Nov 2019: PK got promoted to Full Professor at IIIT Delhi.

Nov 2019: Building Better Interface, 2019 edition was covered by The Indian Express, The Hindustan, Dainik Bhaskar, Hindustan Times, Outlook India, India TV News, PTI News and Business Standard.

Nov 2019: The Times of India, November 13, covered our work on Characterizing Traffic Violations.

Nov 2019: Blog on the analysis on Characterizing Traffic Violations in Ahmedabad.

Nov 2019: Indian Express, Page 1, November 6, covered our work on Characterizing Traffic Violations in Gujarat.

Oct 2019: Prateek, our PhD Alum #Classof2017 visited and interacted with current students. Pics

Oct 2019: Our paper Automating Fake News Detection System using Multi-level Voting Model accepted at Journal of Soft computing. Paper

Oct 2019: Arpita Chandra successfully defended her Masters thesis #IIITH. Thesis | Slides | Video

Oct 2019: PK hosted a session with Prof. Lorrie Cranor from CMU on Preparing, Applying and Deciding on Graduate Schools in the US. Video

Oct 2019: PK visited LNM Institute of Information Technology, Jaipur, gave a talk and interacted with students and faculty. Pics

Oct 2019: Our comprehensive analysis on e-challans of #AhmedabadPolice in #Gujarat during Sept 2015-Aug 2019. Paper | Infographic

Sep 2019: PK hosted a Session on Graduate School Application / Admissions. Interacted with 60+ aspirants about admission process, programs, SOP, LOR, CGPA, GRE / TOEFL. Video | FAQ | Pics

Sep 2019: PK inaugurated the academic year technical activities of NMAMIT's ACM Chapter, Interacted with faculty & students and gave a talk at NMAMIT, Nitte. Pics

Sep 2019: PK visited NIT Surathkal, gave a talk and interacted with student and faculty.

Sep 2019: PK visited NIT Trichy, Inaugurated the academic year technical activities of Computer Science and Engineering Association, Interacted with faculty & students and gave a talk.

Sep 2019: Indraneil's Masters Thesis defense. September 14, 2019. Thesis | Slides | Flier | Video

Sep 2019: PK visited Manipal University Jaipur, Interacted with faculty & students and gave a talk.

Sep 2019: PK’s session on Graduate School admissions with Prof. Lorrie Cranor from CMU. Oct 11, 2019. Flier

Sep 2019: PK will host a session on graduate school applications on Sept 28, recommended for those applying to graduate school in the following academic year.

Sep 2019: PK visited IIT Patna, Interacted with faculty & students and gave a talk.

Aug 2019: PK visited IIT Bhilai, Interacted with faculty & students and gave a talk.

Aug 2019: Vaibhav Garg, #Classof2019 received Best M.Tech Thesis Award for his work on 'Detecting Fake Profiles on Online Matrimony'. Thesis | Slides | Video | Pics

Aug 2019: Ayush Shah, #PrecogAlum received 'JN Tata Endowment Scholarship for higher education'

Aug 2019: PK visited IIT Kanpur, Interacted with faculty & students and gave a talk.

Aug 2019: PK was part of a panel discussion on "AI for a smart and connected world". Pics

Aug 2019: Anu successfully defended her PhD thesis on "Some improvements of Context Aware Recommendation Systems using Cross Domain Knowledge”, Advisor was Prof Anuja Aror from JIIT. PK was an examiner for Anu’s defense.

Aug 2019: UMBC's faculty Prof. Karuna Pande Joshi gave a talk on “Towards An Automated Semantically Rich Framework for Big Data Compliance.”

Aug 2019: Ashwin Rajadesingan, #PrecogAlum 2012 visited, gave a talk on "Large-Scale Analysis of Matrimonial Profiles", and interacted with current students. Pics

Aug 2019: Our work “Towards Increased Accessibility of Meme Images with the help of Rich Face Emotion Captions.” got accepted at ACM MultiMedia. Paper | Data

Aug 2019: PK gave a talk on Machine Learning & Social Media in DTU.

Aug 2019: PK completed a decade as faculty at IIIT Delhi

July 2019: Dheeraj from IIITH says "Ode to PK (and Precog)" in his blog on working with us!

July 2019: Rishabh, our Ph.D. student won the Best Summer School Project Award at the Summer School on Methods of Computational Social Science. Award

July 2019: Soujanya from IIITH pens her experience "PK: A ‘guru’ to remember!"

July 2019: Megha, our Alum #Classof2016 visited and interacted with current students. Pics

July 2019: Sayan currently studying at CMU & #PrecogIntern in 2018 shares his experience "A Juice Worth The Squeeze".

July 2019: We co-organized the ACM Summer School on Cybersecurity and Data Analytics. 45+ participants, 13 speakers, 2 weeks. Pics

July 2019: PK gave a “Machine Learning & Social Media” talk to 150+ ML enthusiasts at the 4th Summer School on Machine Learnign at IIIT Hyderabad. Pics | Slides

July 2019: PK was a jury at Grand Finale of NXP India Young Innovators Design Challenge 2019. 50+ Young Innovators (11 - 15 years old) presented their ideas. Pics

July 2019: PK got quoted on IndiaToday Union Budget 2019: Leading educationists laud research initiative in education budget

July 2019: PK started as Associate Dean of Students Affairs (DOSA) at IIIT Delhi!

June 2019: Shiven shares his experience "Journey of two years, learnings of a lifetime – My Precog Experience"

June 2019: Soumya from IIITH shares her experience "My journey with the Ponguru"

June 2019: Kanay Gupta blogs his experience with us "Journey with PK – An odyssey known as #profgiri".

June 2019: Vaibhav's Masters Thesis defense. June 28, 2019. Thesis | Slides | Flier | Video

June 2019: Vani’s Masters Thesis defense. June 5, 2019. Thesis | Slides | Flier | Video

June 2019: Our blog on "Know Our Ministers: Social Media Report Cards of Our Ministers"

June 2019: Dhruv Kuchhal, #RA #Classof2019 blogs about his experience with us: "Why PreCog, you ask?"

May 2019: Paper Attentional Road Safety Networks. Accepted at 26th IEEE International Conference on Image Processing (ICIP), Taipei, September 22-25, 2019. Paper

May 2019: Vedant Nanda, #BTech #Classof2019 blogs about his experience with us: "Precog: The Extraordinary Voyage"

May 2019: Our analysis on #MainBhiChowkidar covered in regional / Tamil media Vikatan EMagazine "மோடியை ஃபாலோ செய்த 2,29,364 சௌக்கிதார்கள்... தேர்தலின் ட்விட்டர் சுவாரஸ்யங்கள்!"

May 2019: "Twitter sees record activity during Elections" Business Standard, Page 8, May 24, 2019.

May 2019: Business Standard covers our Elections analysis Change of guard: #Chowkidaar prefix to make way for new campaign May 24, 2019.

May 2019: Mentioned over 2 lakh times, #ElectionResults2019 trends worldwide Exchange4Media May 24, 2019.

May 2019: Elections counting data analysis. 407,083 tweets, 252,143 retweets, 119,314 unique users, 140,475 original tweets, 14,465 quotes, 58 geo-tagged tweets

May 2019: Our comprehensive (all phases together) #LokSabhaElections2019 analysis featured in exchange4media "Modi wins battle of hashtags as total tweets on polling days stand at 1.74mn"

May 2019: Our #LokSabhaElections2019 #Phase7 analysis featured in exchange4media "Polling action on Twitter runs out of steam as voting comes to an end"

May 2019: Our Selfie Deaths / KillFie work featured in international media Journal Gazette, SCMP, TribLive, Stuff, Claims Journal

May 2019: Washington Post features our selfie work "A checklist for taking safe selfies"

May 2019: Our Selfie work featured on The Inquirer, Daily News & Stuff

May 2019: Daksh presented our work "Travel time estimation accuracy in developing regions: An empirical case study with Uber data in Delhi-NCR" at The Web Conference (formerly WWW). Pics | Poster

May 2019: Exchange4Media covers our Phase 6 analysis Lok Sabha elections: Twitter recovers lost enthusiasm in Phase 6 P6 exchange media

May 2019: Business Standard covers our ECI "Know Your Candidates" analysis LS polls: Politicians still have a long way to become online personalities

May 2019: Our work of #FakeNews featured in How India’s Premier Engineering Institutes Are Using #AI To Make #SocialMedia A #Safe Place

May 2019: Real-time analysis of #Phase6 of #LokSabhaElections2019. Join us

May 2019: Paper "A Distant Supervision Based Approach to Medical Persona Classification" Accepted at Journal of Biomedical Informatics, 2019.

May 2019: Our #LokSabhaElections2019 #Phase5 analysis featured "Twitterati shows fatigue as Lok Sabha election completes Phase 5"

May 2019: Our work on #Selfies featured on Reuters today! "Phones could help guard against selfie deaths, medics say"

May 2019: Our #LokSabhaElections2019 #Phase4 analysis featured in Business Standard "Lok Sabha polls Phase-4: What Twitter trends show about parties, candidates"

May 2019: Real-time analysis of #Phase5 of #LokSabhaElections2019. Join us

May 2019: Our #Phase4 analysis featured in Exchange4Media "Dip in Twitter user participation as India completes Phase 4 voting"

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