Identifying Similar and Co-referring Documents Across Languages. - Pattabhi R. K. Rao; Sobha Lalitha Devi (IJCNLP, 2008)

Identification of Similar Documents Using Coherent Chunks. - Sobha Lalitha Devi; Sankar Kuppan; Kavitha Venkataswamy; Pattabhi R. K. Rao (DAARC, 2009)

External Plagiarism Detection - Lab Report for PAN at CLEF 2010. - Sobha Lalitha Devi; Pattabhi R. K. Rao; R. Vijay Sundar Ram; A. Akilandeswari (CLEF (Notebook Papers/LABs/Workshops), 2010)

Tamil English Cross Lingual Information Retrieval. - Pattabhi R. K. Rao; Sobha Lalitha Devi (FIRE, 2010)

Automatic Identification of Cause-Effect Relations in Tamil Using CRFs. - S. Menaka; Pattabhi R. K. Rao; Sobha Lalitha Devi (CICLing (1), 2011)

Hybrid Approach for Coreference Resolution. - Sobha Lalitha Devi; Pattabhi R. K. Rao; R. Vijay Sundar Ram; C. S. Malarkodi; A. Akilandeswari (CoNLL Shared Task, 2011)

A Generic Anaphora Resolution Engine for Indian Languages. - Sobha Lalitha Devi; R. Vijay Sundar Ram; Pattabhi R. K. Rao (COLING, 2014)

A Hybrid Discourse Relation Parser in CoNLL 2015. - Sobha Lalitha Devi; Sindhuja Gopalan; Lakshmi S; Pattabhi R. K. Rao; R. Vijay Sundar Ram; C. S. Malarkodi (CoNLL Shared Task, 2015)

Automatic Identification of Conceptual Structures using Deep Boltzmann Machines. - Pattabhi R. K. Rao; Sobha Lalitha Devi (FIRE, 2015)

ESM-IL: Entity Extraction from Social Media Text for Indian Languages @ FIRE 2015 - An Overview. - Pattabhi R. K. Rao; C. S. Malarkodi; R. Vijay Sundar Ram; Sobha Lalitha Devi (FIRE Workshops, 2015)

Mining of Social Networks from Literary Texts of Resource Poor Languages. - Pattabhi R. K. Rao; Sobha Lalitha Devi (CICLing (2), 2016)

CMEE-IL: Code Mix Entity Extraction in Indian Languages from Social Media Text @ FIRE 2016 - An Overview. - Pattabhi R. K. Rao; Sobha Lalitha Devi (FIRE (Working Notes), 2016)

EventXtract-IL: Event Extraction from Social Media Text in Indian Languages @ FIRE 2017 - An Overview. - Pattabhi R. K. Rao; Sobha Lalitha Devi (FIRE (Working Notes), 2017)

Scalable Bio-Molecular Event Extraction System towards Knowledge Acquisition. - Pattabhi R. K. Rao; Sindhuja Gopalan; Sobha Lalitha Devi (ICON, 2017)

EventXtract-IL: Event Extraction from Newswires and Social Media Text in Indian Languages @ FIRE 2018 - An Overview. - Pattabhi R. K. Rao; Sobha Lalitha Devi (FIRE (Working Notes), 2018)

An Extended Overview of the CLEF 2020 ChEMU Lab: Information Extraction of Chemical Reactions from Patents. - Jiayuan He 002; Dat Quoc Nguyen; Saber A. Akhondi; Christian Druckenbrodt; Camilo Thorne; Ralph Hoessel; Zubair Afzal; Zenan Zhai; Biaoyan Fang; Hiyori Yoshikawa; Ameer Albahem; Jingqi Wang; et al. (CLEF (Working Notes), 2020)

CLRG ChemNER: A Chemical Named Entity Recognizer @ ChEMU CLEF 2020. - C. S. Malarkodi; Pattabhi R. K. Rao; Sobha Lalitha Devi (CLEF (Working Notes), 2020)

'ChemXtract' A System for Extraction of Chemical Events from Patent Documents. - Pattabhi R. K. Rao; Sobha Lalitha Devi (RANLP, 2023)

CLRG@FinCausal2025: Cause-Effect Extraction in Finance Domain. - Vibhavkrishnan K. S.; Pattabhi R. K. Rao; Sobha Lalitha Devi (COLING Workshops, 2025)