Ensemble deep learning for multilabel binary classification of user-generated content

G Haralabopoulos, I Anagnostopoulos, D McAuley - Algorithms, 2020 - mdpi.com
Sentiment analysis usually refers to the analysis of human-generated content via a polarity
filter. Affective computing deals with the exact emotions conveyed through information …

Text data augmentations: Permutation, antonyms and negation

G Haralabopoulos, MT Torres… - Expert Systems with …, 2021 - Elsevier
Text has traditionally been used to train automated classifiers for a multitude of purposes,
such as: classification, topic modelling and sentiment analysis. State-of-the-art LSTM …

Objective assessment of subjective tasks in crowdsourcing applications

G Haralabopoulos, M Tsikandilakis… - … 2020 Workshop on" …, 2020 - centaur.reading.ac.uk
Labelling, or annotation, is the process by which we assign labels to an item with regards to
a task. In some Artificial Intelligence problems, such as Computer Vision tasks, the goal is to …

Paid crowdsourcing, low income contributors, and subjectivity

G Haralabopoulos, C Wagner, D McAuley… - … and Innovations: AIAI …, 2019 - Springer
Scientific projects that require human computation often resort to crowdsourcing. Interested
individuals can contribute to a crowdsourcing task, essentially contributing towards the …

A novel CAPTCHA scheme based on facial expression reconstruction

M Moradi, MR Keyvanpour - International Journal of …, 2020 - inderscienceonline.com
Despite some technical and conceptual criticism on the CAPTCHA and its claimed
effectiveness, such human interaction proofs (HIPs) are still in the centre of attention. With …

Privacy-Aware Crowd Labelling for Machine Learning Tasks

G Haralabopoulos, I Anagnostopoulos - arXiv preprint arXiv:2203.01373, 2022 - arxiv.org
The extensive use of online social media has highlighted the importance of privacy in the
digital space. As more scientists analyse the data created in these platforms, privacy …

Privacy-preserving text labelling through crowdsourcing

G Haralabopoulos, MT Torres… - … Conference on Artificial …, 2021 - Springer
The extensive use of online social media has highlighted the importance of privacy in the
digital space. As more scientists analyse the data created in these platforms, privacy …

Methods for Verification of Sentiment Frames

I Matueva, N Loukachevitch - Recent Trends in Analysis of Images, Social …, 2021 - Springer
The paper describes the approaches to verification of sentiment frames in the
RuSentiFrames lexicon describing sentiment connotations related to specific Russian …

Privacy-Preserving Text Labelling Through Crowdsourcing

I Anagnostopoulos, D McAuley - … : 5G-PINE 2021, AI-BIO 2021 …, 2021 - books.google.com
The extensive use of online social media has highlighted the importance of privacy in the
digital space. As more scientists analyse the data created in these platforms, privacy …