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Stefan Tiegel
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Private estimation algorithms for stochastic block models and mixture models
H Chen, V Cohen-Addad, T d’Orsi, A Epasto, J Imola, D Steurer, S Tiegel
Advances in Neural Information Processing Systems 36, 68134-68183, 2023
262023
A framework for searching in graphs in the presence of errors
D Dereniowski, S Tiegel, P Uznański, D Wolleb-Graf
arXiv preprint arXiv:1804.02075, 2018
242018
Hardness of agnostically learning halfspaces from worst-case lattice problems
S Tiegel
The Thirty Sixth Annual Conference on Learning Theory, 3029-3064, 2023
182023
Optimal SQ lower bounds for learning halfspaces with massart noise
R Nasser, S Tiegel
Conference on Learning Theory, 1047-1074, 2022
162022
Consistent estimation for pca and sparse regression with oblivious outliers
T d'Orsi, CH Liu, R Nasser, G Novikov, D Steurer, S Tiegel
Advances in Neural Information Processing Systems 34, 25427-25438, 2021
132021
Sos degree reduction with applications to clustering and robust moment estimation
D Steurer, S Tiegel
Proceedings of the 2021 ACM-SIAM Symposium on Discrete Algorithms (SODA …, 2021
122021
Fast algorithm for overcomplete order-3 tensor decomposition
J Ding, T d’Orsi, CH Liu, D Steurer, S Tiegel
Conference on Learning Theory, 3741-3799, 2022
112022
Sos certifiability of subgaussian distributions and its algorithmic applications
I Diakonikolas, SB Hopkins, A Pensia, S Tiegel
arXiv preprint arXiv:2410.21194, 2024
32024
Improved Hardness Results for Learning Intersections of Halfspaces
S Tiegel
arXiv preprint arXiv:2402.15995, 2024
22024
Robust mean estimation without moments for symmetric distributions
G Novikov, D Steurer, S Tiegel
Advances in Neural Information Processing Systems 36, 2024
22024
Testably Learning Polynomial Threshold Functions
L Slot, S Tiegel, M Wiedmer
arXiv preprint arXiv:2406.06106, 2024
12024
Computational-Statistical Gaps for Improper Learning in Sparse Linear Regression
RD Buhai, J Ding, S Tiegel
arXiv preprint arXiv:2402.14103, 2024
12024
SoS Certificates for Sparse Singular Values and Their Applications: Robust Statistics, Subspace Distortion, and More
I Diakonikolas, SB Hopkins, A Pensia, S Tiegel
arXiv preprint arXiv:2412.21203, 2024
2024
Near-Optimal Time-Sparsity Trade-Offs for Solving Noisy Linear Equations
K Bangachev, G Bresler, S Tiegel, V Vaikuntanathan
arXiv preprint arXiv:2411.12512, 2024
2024
Robust Mixture Learning when Outliers Overwhelm Small Groups
D Dmitriev, RD Buhai, S Tiegel, A Wolters, G Novikov, A Sanyal, D Steurer, ...
arXiv preprint arXiv:2407.15792, 2024
2024
Robust Mean Estimation Without a Mean: Dimension-Independent Error in Polynomial Time for Symmetric Distributions.
G Novikov, D Steurer, S Tiegel
CoRR, 2023
2023
2nd Symposium on Simplicity in Algorithms (SOSA 2019)
JT Fineman, M Mitzenmacher
Schloss Dagstuhl-Leibniz-Zentrum für Informatik GmbH, 2019
2019
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Articles 1–17