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The promising performance of Deep Neural Networks (DNNs) in text classification, has attracted researchers to use them for fraud review detection. However, the lack of trusted labeled data has limited the performance of the current…

Machine Learning · Computer Science 2021-03-18 Saeedreza Shehnepoor , Roberto Togneri , Wei Liu , Mohammed Bennamoun

This paper investigates the potential of semi-supervised Generative Adversarial Networks (GANs) to fine-tune pretrained language models in order to classify Bengali fake reviews from real reviews with a few annotated data. With the rise of…

Computation and Language · Computer Science 2023-09-11 Md. Tanvir Rouf Shawon , G. M. Shahariar , Faisal Muhammad Shah , Mohammad Shafiul Alam , Md. Shahriar Mahbub

Online reviews have become a vital source of information in purchasing a service (product). Opinion spammers manipulate reviews, affecting the overall perception of the service. A key challenge in detecting opinion spam is obtaining ground…

Machine Learning · Computer Science 2019-05-24 Gray Stanton , Athirai A. Irissappane

In this study, we employ Generative Adversarial Networks as an oversampling method to generate artificial data to assist with the classification of credit card fraudulent transactions. GANs is a generative model based on the idea of game…

Machine Learning · Computer Science 2019-07-09 Hung Ba

Anomaly detection is a critical challenge across various research domains, aiming to identify instances that deviate from normal data distributions. This paper explores the application of Generative Adversarial Networks (GANs) in fraud…

Machine Learning · Computer Science 2024-02-16 Mengran Zhu , Yulu Gong , Yafei Xiang , Hanyi Yu , Shuning Huo

Generative adversarial networks (GANs) have great successes on synthesizing data. However, the existing GANs restrict the discriminator to be a binary classifier, and thus limit their learning capacity for tasks that need to synthesize…

Computation and Language · Computer Science 2018-04-17 Kevin Lin , Dianqi Li , Xiaodong He , Zhengyou Zhang , Ming-Ting Sun

In recent years, Generative Adversarial Networks (GANs) have become a hot topic among researchers and engineers that work with deep learning. It has been a ground-breaking technique which can generate new pieces of content of data in a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Parthak Mehta , Sarthak Mishra , Nikhil Chouhan , Neel Pethani , Ishani Saha

One of the most significant challenges in statistical signal processing and machine learning is how to obtain a generative model that can produce samples of large-scale data distribution, such as images and speeches. Generative Adversarial…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Pegah Salehi , Abdolah Chalechale , Maryam Taghizadeh

We introduce the novel approach towards fake text reviews detection in collaborative filtering recommender systems. The existing algorithms concentrate on detecting the fake reviews, generated by language models and ignore the texts,…

Artificial Intelligence · Computer Science 2023-01-10 Yuliya Tukmacheva , Ivan Oseledets , Evgeny Frolov

Although Generative Adversarial Network (GAN) can be used to generate the realistic image, improper use of these technologies brings hidden concerns. For example, GAN can be used to generate a tampered video for specific people and…

Multimedia · Computer Science 2018-10-19 Chih-Chung Hsu , Chia-Yen Lee , Yi-Xiu Zhuang

Generative adversarial networks (GAN) are a class of powerful machine learning techniques, where both a generative and discriminative model are trained simultaneously. GANs have been used, for example, to successfully generate "deep fake"…

Cryptography and Security · Computer Science 2021-07-06 Rakesh Nagaraju , Mark Stamp

Rapid spread of false images and videos on online platforms is an emerging problem. Anyone may add, delete, clone or modify people and entities from an image using various editing software which are readily available. This generates false…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Shayantani Kar , B. Shresth Bhimrajka , Aditya Kumar , Sahil Gupta , Sourav Ghosh , Subhamita Mukherjee , Shauvik Paul

The prevalence of machine learning models in various industries has led to growing demands for model interpretability and for the ability to provide meaningful recourse to users. For example, patients hoping to improve their diagnoses or…

Machine Learning · Computer Science 2021-05-28 Daniel Nemirovsky , Nicolas Thiebaut , Ye Xu , Abhishek Gupta

Adversarial attacks on image classification systems have always been an important problem in the field of machine learning, and generative adversarial networks (GANs), as popular models in the field of image generation, have been widely…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Yahe Yang

Deep learning is actively being used in biometrics to develop efficient identification and verification systems. Handwritten signatures are a common subset of biometric data for authentication purposes. Generative adversarial networks…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Haadia Amjad , Kilian Goeller , Steffen Seitz , Carsten Knoll , Naseer Bajwa , Ronald Tetzlaff , Muhammad Imran Malik

As a new way of training generative models, Generative Adversarial Nets (GAN) that uses a discriminative model to guide the training of the generative model has enjoyed considerable success in generating real-valued data. However, it has…

Machine Learning · Computer Science 2017-08-28 Lantao Yu , Weinan Zhang , Jun Wang , Yong Yu

Advanced neural language models (NLMs) are widely used in sequence generation tasks because they are able to produce fluent and meaningful sentences. They can also be used to generate fake reviews, which can then be used to attack online…

Computation and Language · Computer Science 2019-12-04 David Ifeoluwa Adelani , Haotian Mai , Fuming Fang , Huy H. Nguyen , Junichi Yamagishi , Isao Echizen

The advent of Generative Adversarial Networks (GANs) has brought about completely novel ways of transforming and manipulating pixels in digital images. GAN based techniques such as Image-to-Image translations, DeepFakes, and other automated…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Lakshmanan Nataraj , Tajuddin Manhar Mohammed , Shivkumar Chandrasekaran , Arjuna Flenner , Jawadul H. Bappy , Amit K. Roy-Chowdhury , B. S. Manjunath

The Generative Adversarial Network (GAN) has achieved great success in generating realistic (real-valued) synthetic data. However, convergence issues and difficulties dealing with discrete data hinder the applicability of GAN to text. We…

Machine Learning · Statistics 2017-11-21 Yizhe Zhang , Zhe Gan , Kai Fan , Zhi Chen , Ricardo Henao , Dinghan Shen , Lawrence Carin

This paper presents a novel multi-fake evolutionary generative adversarial network(MFEGAN) for handling imbalance hyperspectral image classification. It is an end-to-end approach in which different generative objective losses are considered…

Image and Video Processing · Electrical Eng. & Systems 2024-09-04 Tanmoy Dam , Nidhi Swami , Sreenatha G. Anavatti , Hussein A. Abbass
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