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07/09/2023
Properly Learning Decision Trees with Queries Is NP-Hard
We prove that it is NP-hard to properly PAC learn decision trees with qu...
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07/08/2023
A Strong Composition Theorem for Junta Complexity and the Boosting of Property Testers
We prove a strong composition theorem for junta complexity and show how ...
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11/04/2022
Certification with an NP Oracle
In the certification problem, the algorithm is given a function f with c...
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10/12/2022
Superpolynomial Lower Bounds for Decision Tree Learning and Testing
We establish new hardness results for decision tree optimization problem...
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07/14/2022
A Query-Optimal Algorithm for Finding Counterfactuals
We design an algorithm for finding counterfactuals with strong theoretic...
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01/19/2022
The Query Complexity of Certification
We study the problem of certification: given queries to a function f : {...
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07/28/2017