🏢 Academy of Mathematics and Systems Science, Chinese Academy of Sciences
Minimizing UCB: a Better Local Search Strategy in Local Bayesian Optimization
·1728 words·9 mins·
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Machine Learning
Optimization
🏢 Academy of Mathematics and Systems Science, Chinese Academy of Sciences
MinUCB and LA-MinUCB, novel local Bayesian optimization algorithms, replace gradient descent with UCB minimization for efficient, theoretically-sound local search.
Efficient Availability Attacks against Supervised and Contrastive Learning Simultaneously
·3327 words·16 mins·
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AI Generated
Machine Learning
Self-Supervised Learning
🏢 Academy of Mathematics and Systems Science, Chinese Academy of Sciences
New attacks foil both supervised and contrastive learning, achieving state-of-the-art unlearnability with less computation.