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Nadhir Hassen

3 accepted papers

2026

Spectral Flow Matching: Stabilizing Stochastic GFlowNets via Frequency-Domain Regularization

ICML 2026poster

Generative Flow Networks (GFNs) offer a powerful paradigm for diverse sampling, yet they often exhibit instability and poor convergence when applied to stochastic or sparse-reward environments. To mitigate the high variance inherent in these settings, we propose a fundamental re-framing of the GFlow…

Cited by 0SourceScholar
2025

Adaptive Quantization in Generative Flow Networks for Probabilistic Sequential Prediction

NeurIPS 2025poster

Probabilistic time series forecasting, essential in domains like healthcare and neuroscience, requires models capable of capturing uncertainty and intricate temporal dependencies. While deep learning has advanced forecasting, generating calibrated probability distributions over continuous future val…

Cited by 0SourceScholar
2023

GFlowOut: Dropout with Generative Flow Networks

ICML 2023poster

Bayesian inference offers principled tools to tackle many critical problems with modern neural networks such as poor calibration and generalization, and data inefficiency. However, scaling Bayesian inference to large architectures is challenging and requires restrictive approximations. Monte Carlo D…

Cited by 24SourcePDFScholar