Search Results for author: Thanh Thi Nguyen

Found 15 papers, 2 papers with code

Fine-Tuning Llama 2 Large Language Models for Detecting Online Sexual Predatory Chats and Abusive Texts

no code implementations28 Aug 2023 Thanh Thi Nguyen, Campbell Wilson, Janis Dalins

Detecting online sexual predatory behaviours and abusive language on social media platforms has become a critical area of research due to the growing concerns about online safety, especially for vulnerable populations such as children and adolescents.

Abusive Language Fake News Detection +6

Detecting Rumours with Latency Guarantees using Massive Streaming Data

no code implementations13 May 2022 Thanh Tam Nguyen, Thanh Trung Huynh, Hongzhi Yin, Matthias Weidlich, Thanh Thi Nguyen, Thai Son Mai, Quoc Viet Hung Nguyen

Today's social networks continuously generate massive streams of data, which provide a valuable starting point for the detection of rumours as soon as they start to propagate.

Rumour Detection

Artificial Intelligence for the Metaverse: A Survey

no code implementations15 Feb 2022 Thien Huynh-The, Quoc-Viet Pham, Xuan-Qui Pham, Thanh Thi Nguyen, Zhu Han, Dong-Seong Kim

Many virtual environments with thousands of services and applications, from social networks to virtual gaming worlds, have been developed with immersive experience and digital transformation, but most are incoherent instead of being integrated into a platform.

A War Beyond Deepfake: Benchmarking Facial Counterfeits and Countermeasures

1 code implementation25 Nov 2021 Minh Tam Pham, Thanh Trung Huynh, Van Vinh Tong, Thanh Tam Nguyen, Thanh Thi Nguyen, Hongzhi Yin, Quoc Viet Hung Nguyen

In recent years, visual forgery has reached a level of sophistication that humans cannot identify fraud, which poses a significant threat to information security.

Benchmarking DeepFake Detection +2

Deep Learning Methods for Credit Card Fraud Detection

no code implementations7 Dec 2020 Thanh Thi Nguyen, Hammad Tahir, Mohamed Abdelrazek, Ali Babar

This paper presents a thorough study of deep learning methods for the credit card fraud detection problem and compare their performance with various machine learning algorithms on three different financial datasets.

BIG-bench Machine Learning Fraud Detection

Deep Auto-Encoders with Sequential Learning for Multimodal Dimensional Emotion Recognition

no code implementations28 Apr 2020 Dung Nguyen, Duc Thanh Nguyen, Rui Zeng, Thanh Thi Nguyen, Son N. Tran, Thin Nguyen, Sridha Sridharan, Clinton Fookes

Multimodal dimensional emotion recognition has drawn a great attention from the affective computing community and numerous schemes have been extensively investigated, making a significant progress in this area.

Emotion Recognition

Review, Analysis and Design of a Comprehensive Deep Reinforcement Learning Framework

no code implementations27 Feb 2020 Ngoc Duy Nguyen, Thanh Thi Nguyen, Hai Nguyen, Doug Creighton, Saeid Nahavandi

However, development of a deep RL-based system is challenging because of various issues such as the selection of a suitable deep RL algorithm, its network configuration, training time, training methods, and so on.

reinforcement-learning Reinforcement Learning (RL)

A Visual Communication Map for Multi-Agent Deep Reinforcement Learning

no code implementations27 Feb 2020 Ngoc Duy Nguyen, Thanh Thi Nguyen, Doug Creighton, Saeid Nahavandi

In this paper, we have proposed a more scalable approach that not only deals with a great number of agents but also enables collaboration between dissimilar functional agents and compatibly combined with any deep reinforcement learning methods.

reinforcement-learning Reinforcement Learning (RL)

Deep Learning for Deepfakes Creation and Detection: A Survey

no code implementations25 Sep 2019 Thanh Thi Nguyen, Quoc Viet Hung Nguyen, Dung Tien Nguyen, Duc Thanh Nguyen, Thien Huynh-The, Saeid Nahavandi, Thanh Tam Nguyen, Quoc-Viet Pham, Cuong M. Nguyen

By reviewing the background of deepfakes and state-of-the-art deepfake detection methods, this study provides a comprehensive overview of deepfake techniques and facilitates the development of new and more robust methods to deal with the increasingly challenging deepfakes.

DeepFake Detection Face Swapping

Deep Reinforcement Learning for Cyber Security

no code implementations13 Jun 2019 Thanh Thi Nguyen, Vijay Janapa Reddi

The scale of Internet-connected systems has increased considerably, and these systems are being exposed to cyber attacks more than ever.

Intrusion Detection reinforcement-learning +1

Deep Reinforcement Learning for Multi-Agent Systems: A Review of Challenges, Solutions and Applications

no code implementations31 Dec 2018 Thanh Thi Nguyen, Ngoc Duy Nguyen, Saeid Nahavandi

Reinforcement learning (RL) algorithms have been around for decades and employed to solve various sequential decision-making problems.

Decision Making Reinforcement Learning (RL) +1

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