Participated and presented a paper entitled “SentiLangN: A Language-Neutral Graph-Based Approach for Sentiment Analysis in Microblogging Data", at the 18th IEEE/WIC/ACM International Conference on Web Intelligence (WI), Thessaloniki, Greece, , October 14-17, 2019.

Participated and presented a paper entitled “A Graph-Theoretic Embedding-Based Approach for Rumor Detection in Twitter", at the 18th IEEE/WIC/ACM International Conference on Web Intelligence (WI), Thessaloniki, Greece, , October 14-17, 2019.

Participated and presented a paper entitled “A Text Data Augmentation Approach for Improving the Performance of CNN", at the Workshop on Machine Intelligence in Networked Data and Systems (MINDS) at the 11th International Conference on Communication Systems and Networks (COMSNETS), Bangalore, India, Jan. 7-11, 2019.

Participated and presented a paper entitled “A Multi-Attributed Graph-Based Approach for Text Data Modeling and Event Detection in Twitter", at the Social Networking Workshop at the 11th International Conference on Communication Systems and Networks (COMSNETS), Bangalore, India, Jan. 7-11, 2019.

Participated and presented a paper entitled “SubISO: A Scalable and Novel Approach for Subgraph Isomorphism Search in Large Graph", at the 11th International Conference on Communication Systems and Networks (COMSNETS), Bangalore, India, Jan. 7-11, 2019.

Participated and delivered a Keynote Address on “Data Analytics and Smart Computing" at the 9th National Students' Conference on Information Technology & 4th International Conference on ICT with Smart Computing, Kathmandu, Nepal, Dec. 29, 2018.

Participated and presented a paper entitled “A Layered Approach for Summarization and Context Learning from Microblogging Data", at the 20th International Conference on Information Integration and Web-based Applications & Services (iiWAS2018), Yogyakarta, Indonesia, Nov. 19-21, 2018.

Participated and delivered an Invited Talk on " Amalgamation of Textual and Structural Data for Deeper Insight - A Graph-Theoretic Approach for Social Media Data Analytics " at the International Symposium on Computational Mathematics, Optimization, and Computational Intelligence (CMOCI) organized by IIT Indore, MP, India under NTU-INDIA connect program during July 17-19, 2017.

Participated and presented a paper entitled "Spammer Classification using Ensemble Methods over Structural Social Network Features" at the IEEE/WIC/ACM Web Intelligence Congress, Warsaw, Poland, August 11-14, 2014.

Participated and delivered an Invited Talk on "From Data Mining to Data Science - A Big Data Analytics Perspective" at the first Scientific Conference organized by the University of Human Development, Sulaimaniyah, Kurdistan Region of Iraq on April 2, 2014.

Participated and chaired a technical session at the 8th INDIACom: IEEE International Conference on Computing for Sustainable Global Development, organized by BVICAM, A-4, Paschim Vihar, New Delhi-63, India, March 5-7, 2014.

Participated and chaired a technical session on "Data Mining and Applications" at the International Symposium on Computational and Business Intelligence, New Delhi, India, August 24-26, 2013.

Participated and presented a paper entitled “An MCL-Based Text Mining Approach for Namesake Disambiguation" at the IEEE/WIC/ACM International Conference on Web Intelligence, Macau, China, Dec. 4-7, 2012.

27.

Participated and presented a paper entitled “An MCL-Based Approach for Spam Profile Detection in Online Social Networks” at the 11th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE-TrustCom), Liverpool, UK, June 25-27, 2012.

26.

Attended “GATE (General Architecture for Text Engineering) FIG 5 Training” organized by the Department of Computer Science, University of Sheffield, Sheffield, UK, June 18-22, 2012.

25.

Participated and presented two papers entitled “A Density-Based Approach for Mining Overlapping Communities from Social Network Interactions” and “Mining Feature-Opinion Pairs and their Reliability Scores from Web Opinion Sources” at the 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS), Craiova, Romania, June 13-15, 2012.

24.

Attended LINKS Center Summer Workshop on “Social Network Analysis” organized by the Gatton College of Business and Economics, University of Kentucky, Lexington, USA, June 3-8, 2012.

23.

Participated and presented an innovation at the at the 40th International Exhibition of Inventions of Geneva, April 18-22, 2012.

22.

Participated and presented two innovations at the Malaysia Technology Expo, Kualalumpur, Malaysia, February 16-18, 2012.

21.

Participated and presented a paper entitled “A Web Content Mining Approach for Tag Cloud Generation” at the 13th International Conference on Information Integration and Web-based Applications & Services (iiWAS2011), Ho Chi Minh City, Vietnam, Dec. 5-7, 2011.

20.

Participated and presented a paper entitled “SIMOnt: A Security Information Management Ontology” at the 8th IEEE/FTRA International Conference on Secure and Trust Computing, Data Management, and Applications (STA’11), Loutraki, Greece, June 28-30, 2011.

19.

Participated and presented a paper entitled “Relation Characterization using Ontological Concepts” at the 8^th International Conference on Information Technology: New Generations (ITNG'11), Las Vegas, Nevada, USA, April 11-13, 2011.

18.

Participated in the 2nd Advanced Technologies Forum organized by King Abdulaziz City for Science and Technology (KACST), Saudi Arabia during Nov. 28-30, 2011.

17.

Participated in the 4^th workshop on Network Security, organized by Prince Muqrin Chair for Information Security Technologies, CCIS, King Saud University, Riyadh, KSA during Dec. 26-27, 2010.

16.

Participated in the workshop titled “Opportunities of Success in Obtaining a Patent”, held at King Saud University, Riyadh, KSA on December 13, 2010.

15.

Participated and presented two papers entitled “A Relation Mining and Visualization Framework for Automated Text Summarization” and “Mining Local Association Rules from Temporal Dataset” at Third International Conference on Pattern Recognition and Machine Intelligence (PReMI'09) held at IIT Delhi, India during December 16-20, 2009.

14.

Participated and presented a paper entitled “A Fuzzy Ontology Generation Framework for Handling Uncertainties and Non-uniformity in Domain Knowledge Description” at the International Conference on Computing: Theory and Applications (ICCTA'07) held at ISI Kolkata, India during March 5-7, 2007.

13.

Participated and presented a paper entitled “Knowledge Enhancement through Ontology-Gided Text Mining” at “1st International Conference on Pattern Recognition and Machine Intelligence (PReMI'05) held at ISI Kolkata, India during December 18-22, 2005.

12.

Participated in “National workshop on Soft computing, Machine Learning and Bioinformatics Applications” held at Jamia Millia Islamia, New Delhi, during November 17-19, 2004.

11.

Participated and presented a paper entitled “Ontology Based Fuzzy Deductive System to Handle Imprecise Knowledge” at 4th International Conference on Intelligent Technologies (InTech’03), held at Chiang Mai, Thailand, during December 17-19, 2003.

10.

Participated as a speaker in a two-days brainstorming workshop on “Knowledge Generating Institutions: Assessing the wherewithals” organized by NISTADS, CSIR, New Delhi during April 24-25, 2003.

9.

Participated in a half-day workshop on “Research Project Formulations” held at Jamia Hamdard, New Delhi on May 12, 2003.

8.

Participated in Seminar Lecture on “Barriers to Scientific Research: A cross-national comparison” organized by NISTADS, CSIR New Delhi on July 29, 2003.

7.

Participated in “Erudition: A Platform for the Interaction of Academia and Industry”, held at Jamia Hamdard, New Delhi on January 17, 2003.

6.

Participated in “LINUX Workshop”, held at Jamia Hamdard, New Delhi on January 18, 2003.

5.

Participated in “National Workshop on Entrepreneurship Awareness” held at Jamia Hamdard, New Delhi on January 31, 2003.

4.

Participated in “India Education Research Conference (IERC’03)” organized by Sun Microsystems in New Delhi on April 3, 2003.

3.

Participated in “A seminar on .NET & C#”, held at Jamia Hamdard, New Delhi on August 14, 2002.

2.

Participated in “A seminar on International Dimensions of Cyber Law”, held at Jamia Hamdard, New Delhi on October 10, 2002.

1.

Participated in “Teacher’s Training Workshop”, held at Jamia Hamdard, New Delhi during October 3-4, 2001.