cs.CV 2104.14222

Privacy-Preserving Portrait Matting

Introduced P3M-10k dataset and P3M-Net for privacy-preserving portrait matting, achieving state-of-the-art results with face-blurred images.

Jizhizi Li, Sihan Ma, Jing Zhang et al.

2021-04-29 34
cs.LG 2104.13906

Reward (Mis)design for Autonomous Driving

Proposes 8 sanity checks for reward functions, revealing widespread flaws in autonomous driving RL reward design.

W. Bradley Knox, Alessandro Allievi, Holger Banzhaf et al.

2021-04-29 176 citations 50
cs.CV 2104.12756

InfographicVQA

Introduces InfographicVQA dataset and evaluates Transformer-based models, revealing significant performance gaps in understanding complex infographics.

Minesh Mathew, Viraj Bagal, Rubèn Pérez Tito et al.

2021-04-27 60
cs.IR 2104.12016

Learning Passage Impacts for Inverted Indexes

DeepImpact leverages semantic impact scores with BERT and DocT5Query to improve first-stage retrieval by 17%, enabling faster and more accurate search.

Antonio Mallia, Omar Khattab, Nicola Tonellotto et al.

2021-04-25 48
stat.ML 2104.10706

Dataset Inference: Ownership Resolution in Machine Learning

Proposes dataset inference leveraging model memorization to verify ownership with over 99% confidence, using statistical tests and distance estimation techniques.

Pratyush Maini, Mohammad Yaghini, Nicolas Papernot

2021-04-22 39
physics.soc-ph 2107.03282

Gross polluters and vehicles' emissions reduction

Using GPS traces and microscopic models, the study reveals heavy-tailed emission distributions and identifies 'gross polluters' in European cities, guiding targeted policies.

Matteo Böhm, Mirco Nanni, Luca Pappalardo

2021-04-21 67
cs.LG 2104.10350

Carbon Emissions and Large Neural Network Training

This study quantifies the energy use and carbon footprint of large NLP models like GPT-3, proposing strategies for greener training.

David Patterson, Joseph Gonzalez, Quoc Le et al.

2021-04-21 32