Lió, Pietro
140 publications
ECML-PKDD
2025
Balanced and Token-Efficient Summarization of User Reviews via Stratified Sampling and Large Language Models
ICML
2025
Hierarchical Planning for Complex Tasks with Knowledge Graph-RAG and Symbolic Verification
NeurIPS
2024
DEFT: Efficient Fine-Tuning of Diffusion Models by Learning the Generalised $h$-Transform
TMLR
2024
GCondNet: A Novel Method for Improving Neural Networks on Small High-Dimensional Tabular Data
NeurIPSW
2023
A Framework for Conditional Diffusion Modelling with Applications in Motif Scaffolding for Protein Design
NeurIPSW
2023
GCondNet: A Novel Method for Improving Neural Networks on Small High-Dimensional Tabular Data
TMLR
2023
Graph Neural Networks for Temporal Graphs: State of the Art, Open Challenges, and Opportunities
ICML
2023
On Over-Squashing in Message Passing Neural Networks: The Impact of Width, Depth, and Topology
NeurIPSW
2023
PoseCheck: Generative Models for 3D Structure-Based Drug Design Produce Unrealistic Poses
NeurIPSW
2023
PoseCheck: Generative Models for 3D Structure-Based Drug Design Produce Unrealistic Poses
NeurIPSW
2022
Benchmarking Graph Neural Network-Based Imputation Methods on Single-Cell Transcriptomics Data
NeurIPSW
2022
Dynamic Outcomes-Based Clustering of Disease Trajectory in Mechanically Ventilated Patients
NeurIPSW
2022
Improving Classification and Data Imputation for Single-Cell Transcriptomics with Graph Neural Networks
ICLRW
2022
Neural Sheaf Diffusion: A Topological Perspective on Heterophily and Oversmoothing in GNNs
NeurIPS
2022
Neural Sheaf Diffusion: A Topological Perspective on Heterophily and Oversmoothing in GNNs
NeurIPS
2022
SizeShiftReg: A Regularization Method for Improving Size-Generalization in Graph Neural Networks
ICMLW
2021
$\alpha$-VAEs : Optimising Variational Inference by Learning Data-Dependent Divergence Skew