Search Results for author: Arjun Choudhry

Found 11 papers, 5 papers with code

MOMENT: A Family of Open Time-series Foundation Models

no code implementations6 Feb 2024 Mononito Goswami, Konrad Szafer, Arjun Choudhry, Yifu Cai, Shuo Li, Artur Dubrawski

Pre-training large models on time-series data is challenging due to (1) the absence of a large and cohesive public time-series repository, and (2) diverse time-series characteristics which make multi-dataset training onerous.

Time Series Time Series Analysis

AQuA: A Benchmarking Tool for Label Quality Assessment

1 code implementation NeurIPS 2023 Mononito Goswami, Vedant Sanil, Arjun Choudhry, Arvind Srinivasan, Chalisa Udompanyawit, Artur Dubrawski

We hope that our proposed design space and benchmark enable practitioners to choose the right tools to improve their label quality and that our benchmark enables objective and rigorous evaluation of machine learning tools facing mislabeled data.

Benchmarking Label Error Detection +1

Adversarial Adaptation for French Named Entity Recognition

1 code implementation12 Jan 2023 Arjun Choudhry, Inder Khatri, Pankaj Gupta, Aaryan Gupta, Maxime Nicol, Marie-Jean Meurs, Dinesh Kumar Vishwakarma

We propose a Transformer-based NER approach for French, using adversarial adaptation to similar domain or general corpora to improve feature extraction and enable better generalization.

named-entity-recognition Named Entity Recognition +1

Emotion-guided Cross-domain Fake News Detection using Adversarial Domain Adaptation

no code implementations24 Nov 2022 Arjun Choudhry, Inder Khatri, Arkajyoti Chakraborty, Dinesh Kumar Vishwakarma, Mukesh Prasad

Recent works on fake news detection have shown the efficacy of using emotions as a feature or emotions-based features for improved performance.

Domain Adaptation Fake News Detection

An Emotion-Aware Multi-Task Approach to Fake News and Rumour Detection using Transfer Learning

no code implementations22 Nov 2022 Arjun Choudhry, Inder Khatri, Minni Jain, Dinesh Kumar Vishwakarma

We further analyze the performance of our multi-task approach for fake news detection in cross-domain settings to verify its efficacy for better generalization across datasets, and to verify that emotions act as a domain-independent feature.

Fake News Detection Multi-Task Learning +1

A Spreader Ranking Algorithm for Extremely Low-budget Influence Maximization in Social Networks using Community Bridge Nodes

no code implementations17 Nov 2022 Aaryan Gupta, Inder Khatri, Arjun Choudhry, Pranav Chandhok, Dinesh Kumar Vishwakarma, Mukesh Prasad

In this work, we propose a community structures-based approach, which employs a K-Shell algorithm in order to generate a score for the connections between seed nodes and communities for low-budget scenarios.

Marketing

Once Upon A Time In Visualization: Understanding the Use of Textual Narratives for Causality

no code implementations6 Sep 2020 Arjun Choudhry, Mandar Sharma, Pramod Chundury, Thomas Kapler, Derek W. S. Gray, Naren Ramakrishnan, Niklas Elmqvist

In this paper, we propose the use of textual narratives as a data-driven storytelling method to augment causality visualization.

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