Publications (35)
Bayesian Graph Neural Networks with Adaptive Connection Sampling
Arman Hasanzadeh, Ehsan Hajiramezanali, Shahin Boluki +4
On Sampling from Massive Graph Streams
Nesreen K. Ahmed, Nick Duffield, Theodore Willke +1
Efficient Sampling for Better OSN Data Provisioning
Nick Duffield, Balachander Krishnamurthy
Bayesian Graph Contrastive Learning
Arman Hasanzadeh, Mohammadreza Armandpour, Ehsan Hajiramezanali +3
Signature inversion for monotone paths
Jiawei Chang, Nick Duffield, Hao Ni +1
MoReL: Multi-omics Relational Learning
Arman Hasanzadeh, Ehsan Hajiramezanali, Nick Duffield +1
Graph Sample and Hold: A Framework for Big-Graph Analytics
Nesreen K. Ahmed, Nick Duffield, Jennifer Neville +1
Sampling for Approximate Bipartite Network Projection
Nesreen K. Ahmed, Nick Duffield, Liangzhen Xia
Semi-Implicit Graph Variational Auto-Encoders
Arman Hasanzadeh, Ehsan Hajiramezanali, Nick Duffield +3
Spectral Convolutional Conditional Neural Processes
Peiman Mohseni, Nick Duffield
Graphlet Decomposition: Framework, Algorithms, and Applications
Nesreen K. Ahmed, Jennifer Neville, Ryan A. Rossi +2
InvarGC: Invariant Granger Causality for Heterogeneous Interventional Time Series under Latent Confounding
Ziyi Zhang, Shaogang Ren, Xiaoning Qian +1
Stream Aggregation Through Order Sampling
Nick Duffield, Yunhong Xu, Liangzhen Xia +2
Adaptive Conditional Quantile Neural Processes
Peiman Mohseni, Nick Duffield, Bani Mallick +1
Graph Reconstruction from Path Correlation Data
Gregory Berkolaiko, Nick Duffield, Mahmood Ettehad +1
On the Tradeoff between Stability and Fit
Edith Cohen, Graham Cormode, Nick Duffield +1
Optimizing Consistent Merging and Pruning of Subgraphs in Network Tomography
Mahmood Ettehad, Nick Duffield, Gregory Berkolaiko
Learning Flexible Time-windowed Granger Causality Integrating Heterogeneous Interventional Time Series Data
Ziyi Zhang, Shaogang Ren, Xiaoning Qian +1
Towards Invariant Time Series Forecasting in Smart Cities
Ziyi Zhang, Shaogang Ren, Xiaoning Qian +1
BayReL: Bayesian Relational Learning for Multi-omics Data Integration
Ehsan Hajiramezanali, Arman Hasanzadeh, Nick Duffield +2
Variational Graph Recurrent Neural Networks
Ehsan Hajiramezanali, Arman Hasanzadeh, Nick Duffield +3
Tiresias: Online Anomaly Detection for Hierarchical Operational Network Data
Chi-Yao Hong, Matthew Caesar, Nick Duffield +1
Semi-Implicit Stochastic Recurrent Neural Networks
Ehsan Hajiramezanali, Arman Hasanzadeh, Nick Duffield +3
Piecewise Stationary Modeling of Random Processes Over Graphs With an Application to Traffic Prediction
Arman Hasanzadeh, Xi Liu, Nick Duffield +1
Streaming Network Embedding through Local Actions
Xi Liu, Ping-Chun Hsieh, Nick Duffield +3
Sampling to estimate arbitrary subset sums
Nick Duffield, Carsten Lund, Mikkel Thorup
A Semi-Supervised and Inductive Embedding Model for Churn Prediction of Large-Scale Mobile Games
Xi Liu, Muhe Xie, Xidao Wen +4
Near-Optimal Disjoint-Path Facility Location Through Set Cover by Pairs
David S. Johnson, Lee Breslau, Ilias Diakonikolas +6
Revealing the Global Linguistic and Geographical Disparities of Public Awareness to Covid-19 Outbreak through Social Media
Binbin Lin, Lei Zou, Nick Duffield +7
Adaptive Shrinkage Estimation for Streaming Graphs
Nesreen K. Ahmed, Nick Duffield
Micro- and Macro-Level Churn Analysis of Large-Scale Mobile Games
Xi Liu, Muhe Xie, Xidao Wen +4
Revisiting Neural Processes via Fourier Transform and Volterra Series
Peiman Mohseni, Nick Duffield, Raymond K. W. Wong
The paper introduces translation‑equivariant neural processes that use a Volterra series expansion and set Fourier convolutions to model irregularly sampled data with analytical tr…
Temporal Network Sampling
Nesreen K. Ahmed, Nick Duffield, Ryan A. Rossi
Stream sampling for variance-optimal estimation of subset sums
Edith Cohen, Nick Duffield, Haim Kaplan +2
Structure-Aware Sampling: Flexible and Accurate Summarization
Edith Cohen, Graham Cormode, Nick Duffield