Search Results for author: Kamalakkannan Ravi

Found 9 papers, 8 papers with code

ThreatGram 101 - Extreme Telegram Replies Data with Threat Levels

1 code implementation Information Management and Big Data. SIMBig 2024. Communications in Computer and Information Science. Springer, Cham. 2024 Kamalakkannan Ravi, Jiann-Shiun Yuan

To address this gap, we present a comprehensive dataset of user replies from Telegram channels associated with political extremism or the cyberbullying of public officials in the United States.

Abusive Language Hate Speech Detection +6

Comprehensive dataset of user-submitted articles with ideological and extreme bias from Reddit

1 code implementation Data in Brief 2024 Kamalakkannan Ravi, Adan Ernesto Vela

In total, our combined dataset of 1. 3 million articles collected from 55 different subreddits will assist in examining radicalized communities and providing discourse analysis in associated subreddits, enhancing understanding of the language used in articles shared within radicalized Reddit communities and offering insights into extreme bias in media content.

Articles Holdout Set +5

RICo: Reddit ideological communities

1 code implementation Online Social Networks and Media 2024 Kamalakkannan Ravi, Adan Ernesto Vela

Previous work addressed label curation by using ideological subreddits (r/Liberal and r/Conservative for Liberal and Conservative classes) to label the articles shared on those subreddits according to their prescribed ideologies, albeit with a limited dataset.

Articles News Classification +4

Classifying the Ideological Orientation of User-Submitted Texts in Social Media

1 code implementation IEEE International Conference on Machine Learning and Applications (ICMLA) 2022 Kamalakkannan Ravi, Adan Ernesto Vela, Rickard Ewetz

With the long-term goal of understanding how language is used and evolves within online communities, this work explores the application of natural language processing techniques to classify text articles according to their ideological orientation (i. e., conservative or liberal).

Articles Classification +1

Breast cancer histology classification using Deep Residual Networks

1 code implementation Engineering in Medicine and Biology Society (EMBC), 2018 40th Annual International Conference of the IEEE 2018 Kamalakkannan Ravi, Sakthivel Selvaraj, JM Poorneshwaran, Keerthi Ram, Mohanasankar Sivaprakasam

In this work, in order to improve the computer aided diagnosis systems’ performance on histopathological image analysis, we have proposed an approach with image pre-processing followed by a deep learning method to classify the breast cancer histology images into four classes; (i) normal tissue, (ii) benign lesion, (iii) in-situ carcinoma, and (iv) invasive carcinoma.

Breast Cancer Histology Image Classification Classification +1

Imagined speech classification using EEG

1 code implementation ADVANCES IN BIOMEDICAL SCIENCE AND ENGINEERING 2014 Kamalakkannan Ravi, Rajkumar R., Madan Raj. M., Shenbaga Devi. S.

The objective of this work is to assess the possibility of using (Electroencephalogram) EEG for communication between different subjects.

Classification EEG +2

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