Search Results for author: Sheikh Muhammad Sarwar

Found 11 papers, 3 papers with code

Scalable and Effective Generative Information Retrieval

1 code implementation15 Nov 2023 Hansi Zeng, Chen Luo, Bowen Jin, Sheikh Muhammad Sarwar, Tianxin Wei, Hamed Zamani

This paper represents an important milestone in generative retrieval research by showing, for the first time, that generative retrieval models can be trained to perform effectively on large-scale standard retrieval benchmarks.

Information Retrieval Retrieval

AutoTriggER: Label-Efficient and Robust Named Entity Recognition with Auxiliary Trigger Extraction

no code implementations10 Sep 2021 Dong-Ho Lee, Ravi Kiran Selvam, Sheikh Muhammad Sarwar, Bill Yuchen Lin, Fred Morstatter, Jay Pujara, Elizabeth Boschee, James Allan, Xiang Ren

Deep neural models for named entity recognition (NER) have shown impressive results in overcoming label scarcity and generalizing to unseen entities by leveraging distant supervision and auxiliary information such as explanations.

Low Resource Named Entity Recognition named-entity-recognition +2

Unsupervised Domain Adaptation for Hate Speech Detection Using a Data Augmentation Approach

no code implementations27 Jul 2021 Sheikh Muhammad Sarwar, Vanessa Murdock

As content moderation is itself harmful to the people doing it, we desire to reduce the burden by improving the automatic detection of hate speech.

Cultural Vocal Bursts Intensity Prediction Data Augmentation +2

Corpus-Level Evaluation for Event QA: The IndiaPoliceEvents Corpus Covering the 2002 Gujarat Violence

1 code implementation Findings (ACL) 2021 Andrew Halterman, Katherine A. Keith, Sheikh Muhammad Sarwar, Brendan O'Connor

Automated event extraction in social science applications often requires corpus-level evaluations: for example, aggregating text predictions across metadata and unbiased estimates of recall.

Document Ranking Event Extraction +6

Detecting Harmful Content On Online Platforms: What Platforms Need Vs. Where Research Efforts Go

no code implementations27 Feb 2021 Arnav Arora, Preslav Nakov, Momchil Hardalov, Sheikh Muhammad Sarwar, Vibha Nayak, Yoan Dinkov, Dimitrina Zlatkova, Kyle Dent, Ameya Bhatawdekar, Guillaume Bouchard, Isabelle Augenstein

The proliferation of harmful content on online platforms is a major societal problem, which comes in many different forms including hate speech, offensive language, bullying and harassment, misinformation, spam, violence, graphic content, sexual abuse, self harm, and many other.

Abusive Language Misinformation

Semantic Driven Fielded Entity Retrieval

no code implementations2 Jul 2019 Shahrzad Naseri, Sheikh Muhammad Sarwar, James Allan

A common approach for knowledge-base entity search is to consider an entity as a document with multiple fields.

Entity Retrieval Re-Ranking +1

A Multi-Task Architecture on Relevance-based Neural Query Translation

no code implementations ACL 2019 Sheikh Muhammad Sarwar, Hamed Bonab, James Allan

We describe a multi-task learning approach to train a Neural Machine Translation (NMT) model with a Relevance-based Auxiliary Task (RAT) for search query translation.

Cross-Lingual Information Retrieval Machine Translation +5

Named Entity Recognition with Extremely Limited Data

1 code implementation12 Jun 2018 John Foley, Sheikh Muhammad Sarwar, James Allan

Traditional information retrieval treats named entity recognition as a pre-indexing corpus annotation task, allowing entity tags to be indexed and used during search.

Information Retrieval named-entity-recognition +3

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