Search Results for author: Rajesh Sharma

Found 24 papers, 4 papers with code

Analyzing Toxicity in Deep Conversations: A Reddit Case Study

no code implementations11 Apr 2024 Vigneshwaran Shankaran, Rajesh Sharma

This anonymity has also made social media prone to harmful content, which requires moderation to ensure responsible and productive use.

SONIC: Synergizing VisiON Foundation Models for Stress RecogNItion from ECG signals

no code implementations31 Mar 2024 Orchid Chetia Phukan, Ankita Das, Arun Balaji Buduru, Rajesh Sharma

Stress recognition through physiological signals such as Electrocardiogram (ECG) signals has garnered significant attention.

Heterogeneity over Homogeneity: Investigating Multilingual Speech Pre-Trained Models for Detecting Audio Deepfake

1 code implementation31 Mar 2024 Orchid Chetia Phukan, Gautam Siddharth Kashyap, Arun Balaji Buduru, Rajesh Sharma

To validate our hypothesis, we extract representations from state-of-the-art (SOTA) PTMs including monolingual, multilingual as well as PTMs trained for speaker and emotion recognition, and evaluated them on ASVSpoof 2019 (ASV), In-the-Wild (ITW), and DECRO benchmark databases.

DeepFake Detection Emotion Recognition +1

Revisiting The Classics: A Study on Identifying and Rectifying Gender Stereotypes in Rhymes and Poems

no code implementations18 Mar 2024 Aditya Narayan Sankaran, Vigneshwaran Shankaran, Sampath Lonka, Rajesh Sharma

To summarize, this work highlights the pervasive nature of gender stereotypes in literary works and reveals the potential of LLMs to rectify gender stereotypes.

Language Modelling Large Language Model

How Paralingual are Paralinguistic Representations? A Case Study in Speech Emotion Recognition

no code implementations2 Feb 2024 Orchid Chetia Phukan, Gautam Siddharth Kashyap, Arun Balaji Buduru, Rajesh Sharma

We also show that downstream models using TRILLsson representations achieve SOTA performance in terms of accuracy across various multi-lingual datasets.

Speech Emotion Recognition

A Survey on Online User Aggression: Content Detection and Behavioural Analysis on Social Media Platforms

no code implementations15 Nov 2023 Swapnil Mane, Suman Kundu, Rajesh Sharma

Recognizing the societal risks associated with unchecked aggressive content, this paper delves into the field of Aggression Content Detection and Behavioral Analysis of Aggressive Users, aiming to bridge the gap between disparate studies.

feature selection

AMIR: Automated MisInformation Rebuttal -- A COVID-19 Vaccination Datasets based Recommendation System

no code implementations29 Oct 2023 Shakshi Sharma, Anwitaman Datta, Rajesh Sharma

While the ideas herein can be generalized and reapplied in the broader context of misinformation mitigation using a multitude of information sources and catering to the spectrum of social media platforms, this work serves as a proof of concept, and as such, it is confined in its scope to only rebuttal of tweets, and in the specific context of misinformation regarding COVID-19.

Misinformation

Reinforcement Learning-based Knowledge Graph Reasoning for Explainable Fact-checking

no code implementations11 Oct 2023 Gustav Nikopensius, Mohit Mayank, Orchid Chetia Phukan, Rajesh Sharma

Extensive experiments on FB15K-277 and NELL-995 datasets reveal that reasoning over a KG is an effective way of producing human-readable explanations in the form of paths and classifications for fact claims.

Fact Checking Misinformation +2

Misinformation Concierge: A Proof-of-Concept with Curated Twitter Dataset on COVID-19 Vaccination

no code implementations25 Aug 2023 Shakshi Sharma, Anwitaman Datta, Vigneshwaran Shankaran, Rajesh Sharma

We demonstrate the Misinformation Concierge, a proof-of-concept that provides actionable intelligence on misinformation prevalent in social media.

Misinformation

minOffense: Inter-Agreement Hate Terms for Stable Rules, Concepts, Transitivities, and Lattices

no code implementations29 May 2023 Animesh Chaturvedi, Rajesh Sharma

For a given set of Hate Terms lists (HTs-lists) and Hate Speech data (HS-data), it is challenging to understand which hate term contributes the most for hate speech classification.

Classification

A Comparative Study of Pre-trained Speech and Audio Embeddings for Speech Emotion Recognition

no code implementations22 Apr 2023 Orchid Chetia Phukan, Arun Balaji Buduru, Rajesh Sharma

In this work, we exploit this research gap and perform a comparative analysis of embeddings extracted from eight speech and audio PTMs (wav2vec 2. 0, data2vec, wavLM, UniSpeech-SAT, wav2clip, YAMNet, x-vector, ECAPA).

Speaker Recognition Speech Emotion Recognition

Predicting Socio-Economic Well-being Using Mobile Apps Data: A Case Study of France

no code implementations15 Jan 2023 Rahul Goel, Angelo Furno, Rajesh Sharma

Nonetheless, alternative data sources, such as call data records (CDR) and mobile app usage, can serve as cost-effective and up-to-date sources for identifying socio-economic indicators.

GAME-ON: Graph Attention Network based Multimodal Fusion for Fake News Detection

no code implementations25 Feb 2022 Mudit Dhawan, Shakshi Sharma, Aditya Kadam, Rajesh Sharma, Ponnurangam Kumaraguru

A plethora of previous multimodal-based work has tried to address the problem of modeling heterogeneous modalities in identifying fake content.

Fake News Detection Graph Attention

What goes on inside rumour and non-rumour tweets and their reactions: A Psycholinguistic Analyses

no code implementations9 Nov 2021 Sabur Butt, Shakshi Sharma, Rajesh Sharma, Grigori Sidorov, Alexander Gelbukh

In the descriptive line of works, where researchers have tried to analyse rumours using NLP approaches, there isnt much emphasis on psycho-linguistics analyses of social media text.

Descriptive Misinformation +1

DEAP-FAKED: Knowledge Graph based Approach for Fake News Detection

no code implementations4 Jul 2021 Mohit Mayank, Shakshi Sharma, Rajesh Sharma

Our approach is a combination of the NLP -- where we encode the news content, and the GNN technique -- where we encode the Knowledge Graph (KG).

Fake News Detection

Misinformation Detection on YouTube Using Video Captions

1 code implementation2 Jul 2021 Raj Jagtap, Abhinav Kumar, Rahul Goel, Shakshi Sharma, Rajesh Sharma, Clint P. George

Using caption dataset, the proposed models can classify videos among three classes (Misinformation, Debunking Misinformation, and Neutral) with 0. 85 to 0. 90 F1-score.

Misinformation

COVID-19 and the stock market: evidence from Twitter

no code implementations13 Nov 2020 Rahul Goel, Lucas Javier Ford, Maksym Obrizan, Rajesh Sharma

COVID-19 has had a much larger impact on the financial markets compared to previous epidemics because the news information is transferred over the social networks at a speed of light.

Identifying Possible Rumor Spreaders on Twitter: A Weak Supervised Learning Approach

2 code implementations15 Oct 2020 Shakshi Sharma, Rajesh Sharma

Thus, it is important to detect and control the misinformation in such platforms before it spreads to the masses.

Misinformation

Which bills are lobbied? Predicting and interpreting lobbying activity in the US

no code implementations29 Apr 2020 Ivan Slobozhan, Peter Ormosi, Rajesh Sharma

We also investigate the influence of the intensity of the lobbying activity on how discernible a lobbied bill is from one that was not subject to lobbying.

Identifying Semantically Duplicate Questions Using Data Science Approach: A Quora Case Study

no code implementations18 Apr 2020 Navedanjum Ansari, Rajesh Sharma

Three out of four proposed architectures outperformed the accuracy from previous machine learning and deep learning research work, two out of four models outperformed accuracy from previous deep learning study on Quora's question pair dataset, and our best model achieved accuracy of 85. 82% which is close to Quora state of the art accuracy.

BIG-bench Machine Learning Feature Engineering +2

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