cs.LG 2107.07702

Neural Contextual Anomaly Detection for Time Series

NCAD combines representation learning and deep anomaly detection, achieving SOTA on univariate/multivariate time series with semi-supervised capability.

Chris U. Carmona, François-Xavier Aubet, Valentin Flunkert et al.

2021-07-16 45
cs.LG 2107.03374

Evaluating Large Language Models Trained on Code

Codex, a GPT-based model fine-tuned on GitHub code, achieves 28.8% success on HumanEval, with 70.2% using 100 samples, significantly surpassing GPT-3.

Mark Chen, Jerry Tworek, Heewoo Jun et al.

2021-07-08 49
cs.LG 2107.00630

Variational Diffusion Models

Proposes Variational Diffusion Models (VDM) achieving state-of-the-art likelihoods on image density benchmarks by optimizing noise schedules and incorporating Fourier features.

Diederik P. Kingma, Tim Salimans, Ben Poole et al.

2021-07-02 40
cs.PL 2107.00101

Latent Execution for Neural Program Synthesis

LaSynth learns latent execution traces for synthesis, reaching 55.2% behavioral accuracy on restricted C, about 20 points above executor-free baselines.

Xinyun Chen, Dawn Song, Yuandong Tian

2021-06-29 27