Adversarial Attacks on Graph Neural Networks via Node Injections: A Hierarchical Reinforcement Learning Approach

Keyphrases

• Adversarial Attack 100%
• Graph Neural Network 100%
• Reinforcement Learning Approach 100%
• Adversarial Nodes 60%
• Node Classification 60%
• Poisoning Attack 60%
• Attacker 40%
• Classification Performance 40%
• Graph Structure 40%
• Social Media 20%
• Poisoning 20%
• Novel Form 20%
• Complex Networks 20%
• Real-world Application 20%
• Benchmark Dataset 20%
• Markov Decision Process 20%
• Reward Function 20%
• Attack Strategy 20%
• Electronic Commerce 20%
• Reinforcement Learning Algorithm 20%
• Reinforcement Learning Agent 20%
• Learning Networks 20%
• Fintech 20%

Computer Science

• Learning Approach 100%
• Reinforcement Learning 100%
• Adversarial Machine Learning 100%
• Graph Neural Network 100%
• Node Classification 60%
• Attackers 40%
• Classification Performance 40%
• World Application 20%
• Complex Networks 20%
• Markov Decision Process 20%
• Learning Agent 20%
• Learning Network 20%