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Author

Andry Chowanda

3 papers indexed here

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Conference Aug 2026

Detecting NFT Wash Trading with Temporal Graph Networks: A Comparison of Class Imbalance Handling Strategies

The risk of market manipulation, especially wash trading—where colluding parties repeatedly trade the same asset to create false trading volume and misleading market signals—has increased due to the Non-Fungible Token (NFT) marketplaces’ rapid growth. The temporal nature of blockchain transactions and the stark class d...

Aryaka Syahrezki, Stephen Christopher, Andry Chowanda et al. · 0 citations
Conference Aug 2026

Personalized Mimic Chatbot Based on WhatsApp Conversation History Using a Hybrid Intent Classification and Local LLM Pipeline

Currently, chatbots have been widely used in various types of applications, most of them still generate responses that are general in nature and have not been able to reflect the specific communication style of different users. Therefore, this study aims to create a personal chatbot that is able to learn communication...

Adrian Marcello Budiman, Christian Verrell, Hans Ewaldo Kristiawan et al. · 0 citations
Conference Aug 2026

Biofeedback-Augmented Virtual Reality as a Tool for Treating Arachnophobia

Virtual Reality Exposure Therapy (VRET) is a widely used exposure-therapy method that has shown effectiveness in treating phobias such as spider phobia (arachnophobia). However, it is often limited by high equipment costs, restricted accessibility, and a lack of real-time feedback on the user’s emotional state. This re...

Nicholas Sebastian Budiman, Saverio Kusuma, Kevin Hansen Tejawijaya et al. · 0 citations

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