Kimon Fountoulakis
15 papers · 2017–2026 · 6 venues · across top CS/AI venues
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Achievements
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π£ Hot Topic Early Bird π Conference Polyglot Β· Silver π Academic Marathon Β· Sprint π Interdisciplinary Bridge Β· Silver πΊοΈ Taxonomy Completionist (22)
π
Keyword Champion
(6)
π
Triple Crown
ποΈ
Keyword Collector
(68)
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Century Club Β· Bronze
π₯
Unstoppable Β· Bronze
Top co-authors
Research topics
Machine Learning
(14)
Mathematics & Optimization
(9)
Core Methods
(9)
Optimization & Theory
(8)
Mathematics
(7)
Deep Learning
(5)
Architectures
(5)
Optimization
(4)
Learning Types
(3)
Computer Science
(2)
Data Science & Analytics
(2)
Applications Β· Data Science & Analytics
(2)
Artificial Intelligence
(1)
Application Areas
(1)
Applications Β· Computer Science
(1)
Keywords
local graph clustering
(6)
node classification
(3)
stochastic block model
(3)
spectral clustering
(3)
network analysis
(2)
transformer
(2)
seed set expansion
(2)
graph diffusion
(2)
cluster recovery
(2)
graph neural network
(2)
random walk
(2)
l1 regularization
(2)
diffusion process
(1)
message passing
(1)
primal-dual optimization
(1)
theoretical analysis
(1)
attention mechanism
(1)
accelerated optimization
(1)
out-of-distribution generalization
(1)
kernel smoothing
(1)
Papers
On the Statistical Query Complexity of Learning Semiautomata: a Random Walk Approach
COLT 2026
Positional Attention: Expressivity and Learnability of Algorithmic Computation
ICML 2025
Local Graph Clustering with Noisy Labels
ICLR 2024
Simulation of Graph Algorithms with Looped Transformers
ICML 2024
Effects of Graph Convolutions in Multi-layer Networks
ICLR 2023
Graph Attention Retrospective
JMLR 2023
Optimality of Message-Passing Architectures for Sparse Graphs
NeurIPS 2023
Weighted Flow Diffusion for Local Graph Clustering with Node Attributes: an Algorithm and Statistical Guarantees
ICML 2023
Open Problem: Running time complexity of accelerated β_1-regularized PageRank
COLT 2022
Graph Convolution for Semi-Supervised Classification: Improved Linear Separability and Out-of-Distribution Generalization
ICML 2021
Local Hyper-Flow Diffusion
NeurIPS 2021
Statistical guarantees for local graph clustering
JMLR 2021
p-Norm Flow Diffusion for Local Graph Clustering
ICML 2020
Statistical guarantees for local graph clustering
AISTATS 2020
Capacity Releasing Diffusion for Speed and Locality
ICML 2017