Defending Substitution-Based Profile Pollution Attacks on Sequential Recommenders

Keyphrases

• Adversarial Attack 25%
• Adversarial Examples 25%
• Adversarial Mechanism 25%
• Adversarial Training 25%
• Anti-attack 25%
• Attack Algorithm 25%
• Attack Scenario 25%
• Attack Strategy 25%
• Convex Hull 25%
• Defense Method 25%
• Dirichlet 25%
• Dirichlet Distribution 25%
• Embedding Function 25%
• Gradient Ascent 25%
• Input Sequence 50%
• Item Embedding 50%
• Item Representation 25%
• Linear Combination 25%
• Local Perturbation 25%
• Model Driven Architecture 25%
• Neighborhood Sampling 25%
• One-hot Encoding 25%
• Performance Deterioration 25%
• Pollution 25%
• Pollution Attack 100%
• Probability Distribution 25%
• Recommender 50%
• Sequential Recommender Systems 100%
• Targeted Attack 25%
• Training Methods 25%
• Untargeted Attack 25%
• User Dynamics 25%

Computer Science

• Adversarial Example 50%
• Adversarial Machine Learning 100%
• Attack Scenario 50%
• Linear Combination 50%
• Model Architecture 50%
• One-Hot Encoding 50%
• Probability 50%
• Recommender Systems 100%
• Targeted Attack 50%