Thanasis Pittas
17 papers · 2021–2025 · 4 conferences · across top CS/AI conferences
Achievements
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π£ Hot Topic Early Bird π§ Keyword Pioneer π Conference Polyglot (4) π Cross-Pollinator (7) πΊοΈ Taxonomy Completionist (18)
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Interdisciplinary Bridge
π€
Dynamic Duo
(15)
β‘
Prolific Year
(5)
π₯
Unstoppable
(5)
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Century Club
(17)
Conferences
ICML (7)
COLT (5)
NIPS (4)
AAAI (1)
Top co-authors
Research topics
Keywords
robust statistics
(6)
statistical query
(5)
mean estimation
(4)
gaussian mixture model
(2)
sparse estimation
(2)
linear regression
(2)
huber contamination
(2)
streaming algorithm
(2)
list-decodable learning
(2)
sparse mean estimation
(2)
lower bound
(2)
outlier detection
(2)
network analysis
(1)
vc dimension
(1)
high-dimensional statistics
(1)
graph theory
(1)
learning theory
(1)
covariance estimation
(1)
principal component analysis
(1)
robust pca
(1)
Papers
Optimal Robust Estimation under Local and Global Corruptions: Stronger Adversary and Smaller Error
COLT 2025
On Fine-Grained Distinct Element Estimation
ICML 2025
Batch List-Decodable Linear Regression via Higher Moments
ICML 2025
On Learning Parallel Pancakes with Mostly Uniform Weights
ICML 2025
Efficient Multivariate Robust Mean Estimation Under Mean-Shift Contamination
ICML 2025
Statistical Query Lower Bounds for Learning Truncated Gaussians
COLT 2024
Robust Sparse Estimation for Gaussians with Optimal Error under Huber Contamination
ICML 2024
Nearly-Linear Time and Streaming Algorithms for Outlier-Robust PCA
ICML 2023
Near-Optimal Algorithms for Gaussians with Huber Contamination: Mean Estimation and Linear Regression
NIPS 2023
A Spectral Algorithm for List-Decodable Covariance Estimation in Relative Frobenius Norm
NIPS 2023
SQ Lower Bounds for Learning Mixtures of Separated and Bounded Covariance Gaussians
COLT 2023
Robust Sparse Mean Estimation via Sum of Squares
COLT 2022
Streaming Algorithms for High-Dimensional Robust Statistics
ICML 2022
List-Decodable Sparse Mean Estimation via Difference-of-Pairs Filtering
NIPS 2022
Estimating the Number of Induced Subgraphs from Incomplete Data and Neighborhood Queries
AAAI 2021
The Optimality of Polynomial Regression for Agnostic Learning under Gaussian Marginals in the SQ Model
COLT 2021
Statistical Query Lower Bounds for List-Decodable Linear Regression
NIPS 2021