Search Results for author: Kevin Frans

Found 8 papers, 4 papers with code

Unsupervised Zero-Shot Reinforcement Learning via Functional Reward Encodings

1 code implementation27 Feb 2024 Kevin Frans, Seohong Park, Pieter Abbeel, Sergey Levine

Can we pre-train a generalist agent from a large amount of unlabeled offline trajectories such that it can be immediately adapted to any new downstream tasks in a zero-shot manner?

Offline RL reinforcement-learning

Powderworld: A Platform for Understanding Generalization via Rich Task Distributions

no code implementations23 Nov 2022 Kevin Frans, Phillip Isola

Within Powderworld, two motivating challenges distributions are presented, one for world-modelling and one for reinforcement learning.

reinforcement-learning Reinforcement Learning (RL)

CLIPDraw: Exploring Text-to-Drawing Synthesis through Language-Image Encoders

2 code implementations28 Jun 2021 Kevin Frans, L. B. Soros, Olaf Witkowski

This work presents CLIPDraw, an algorithm that synthesizes novel drawings based on natural language input.

Selecting for Selection: Learning To Balance Adaptive and Diversifying Pressures in Evolutionary Search

no code implementations16 Jun 2021 Kevin Frans, L. B. Soros, Olaf Witkowski

Inspired by natural evolution, evolutionary search algorithms have proven remarkably capable due to their dual abilities to radiantly explore through diverse populations and to converge to adaptive pressures.

Population-Based Evolution Optimizes a Meta-Learning Objective

no code implementations11 Mar 2021 Kevin Frans, Olaf Witkowski

Meta-learning models, or models that learn to learn, have been a long-desired target for their ability to quickly solve new tasks.

Meta-Learning

Unsupervised Image to Sequence Translation with Canvas-Drawer Networks

1 code implementation21 Sep 2018 Kevin Frans, Chin-Yi Cheng

Encoding images as a series of high-level constructs, such as brush strokes or discrete shapes, can often be key to both human and machine understanding.

Image Segmentation Semantic Segmentation +1

Meta Learning Shared Hierarchies

3 code implementations ICLR 2018 Kevin Frans, Jonathan Ho, Xi Chen, Pieter Abbeel, John Schulman

We develop a metalearning approach for learning hierarchically structured policies, improving sample efficiency on unseen tasks through the use of shared primitives---policies that are executed for large numbers of timesteps.

Meta-Learning

Outline Colorization through Tandem Adversarial Networks

no code implementations28 Apr 2017 Kevin Frans

When creating digital art, coloring and shading are often time consuming tasks that follow the same general patterns.

Colorization

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