cs.AI 2301.10677

Imitating Human Behaviour with Diffusion Models

This paper introduces diffusion models for imitation learning, outperforming traditional methods in modeling complex, multimodal human behaviors in sequential tasks.

Tim Pearce, Tabish Rashid, Anssi Kanervisto et al.

2023-01-26 55
cs.CV 2301.09632

HexPlane: A Fast Representation for Dynamic Scenes

HexPlane employs six orthogonal spatial-temporal feature planes for explicit dynamic scene representation, achieving over 100× faster training without quality loss.

Ang Cao, Justin Johnson

2023-01-24 805 citations 40
math.NA 2301.09517

Sampling-based Nyström Approximation and Kernel Quadrature

Proposes refined Nyström approximation combined with statistical learning theory, providing error bounds for non-i.i.d. samples, improving kernel quadrature accuracy.

Satoshi Hayakawa, Harald Oberhauser, Terry Lyons

2023-01-24 35
cs.LG 2301.07733

Learning-Rate-Free Learning by D-Adaptation

D-Adaptation achieves parameter-free optimal convergence via adaptive D-estimation, matching hand-tuned rates without line searches.

Aaron Defazio, Konstantin Mishchenko

2023-01-19 28
cs.LG 2301.05860

State of the Art and Potentialities of Graph-level Learning

This survey presents a comprehensive taxonomy of graph-level learning methods, including traditional kernels, substructure mining, graph embeddings, GNNs, and pooling, with performance insights.

Zhenyu Yang, Ge Zhang, Jia Wu et al.

2023-01-14 33
math.ST 2301.01335

The E-Posterior

The e-Posterior uses e-variables to provide frequentist risk bounds, outperforming Bayesian posteriors in robustness under model misspecification.

Peter Grünwald

2023-01-04 52