Truth Inference on Sparse Crowdsourcing Data with Local Differential Privacy

Keyphrases

• Crowdsourced Data 100%
• Local Differential Privacy 100%
• Truth Inference 100%
• Matrix Factorization Algorithm 50%
• Sparsity 33%
• Privacy Concerns 16%
• Problem Solving 16%
• Crowdsourcing 16%
• Requester 16%
• Synthetic Data 16%
• Individual Workers 16%
• User Privacy 16%
• Laplace 16%
• Perturbed Data 16%
• Randomized Response 16%
• Privacy Algorithm 16%
• Simple Extension 16%
• New Matrix 16%
• Sparse Data 16%
• Data Crowdsourcing 16%
• Privacy Guarantees 16%
• Disturbance Response 16%

Computer Science

• Differential Privacy 100%
• Factorization Algorithm 50%
• Matrix Factorization 50%
• Sparsity 33%
• Sensitive Informations 16%
• Privacy Concern 16%
• User Privacy 16%
• Synthetic Datasets 16%
• Privacy Algorithm 16%