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Google AI unveils Nested Learning; OpenAI advances meta-learning and AI safety

Google Research has introduced "Nested Learning," a novel machine learning paradigm designed to address the challenge of catastrophic forgetting in continual learning. This approach views models as interconnected optimization problems, allowing them to acquire new knowledge without losing proficiency on previous tasks. A proof-of-concept architecture named "Hope" has demonstrated superior performance in language modeling and long-context memory management using this paradigm. OpenAI has also published research on meta-learning algorithms, including Reptile, which focuses on learning how to learn efficiently for new tasks, and a hierarchical reinforcement learning algorithm that enables faster task completion by breaking down complex problems into high-level actions. AI

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Google AI unveils Nested Learning; OpenAI advances meta-learning and AI safety

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COVERAGE [13]

  1. Google AI / Research TIER_1 English(EN) ·

    Introducing Nested Learning: A new ML paradigm for continual learning

    Algorithms & Theory

  2. OpenAI News TIER_1 English(EN) ·

    The power of continuous learning

    Lilian Weng works on Applied AI Research at OpenAI.

  3. OpenAI News TIER_1 English(EN) ·

    On first-order meta-learning algorithms

  4. OpenAI News TIER_1 English(EN) ·

    Reptile: A scalable meta-learning algorithm

    We’ve developed a simple meta-learning algorithm called Reptile which works by repeatedly sampling a task, performing stochastic gradient descent on it, and updating the initial parameters towards the final parameters learned on that task. Reptile is the application of the Shorte…

  5. OpenAI News TIER_1 English(EN) ·

    Learning a hierarchy

    We’ve developed a hierarchical reinforcement learning algorithm that learns high-level actions useful for solving a range of tasks, allowing fast solving of tasks requiring thousands of timesteps. Our algorithm, when applied to a set of navigation problems, discovers a set of hig…

  6. Hugging Face Blog TIER_1 English(EN) ·

    An Introduction to Q-Learning Part 2/2

  7. Hugging Face Blog TIER_1 English(EN) ·

    An Introduction to Q-Learning Part 1

  8. Lil'Log (Lilian Weng) TIER_1 English(EN) ·

    Learning with not Enough Data Part 3: Data Generation

    <p>Here comes the Part 3 on learning with not enough data (Previous: <a href="https://lilianweng.github.io/posts/2021-12-05-semi-supervised/">Part 1</a> and <a href="https://lilianweng.github.io/posts/2022-02-20-active-learning/">Part 2</a>). Let’s consider two approaches for gen…

  9. Lil'Log (Lilian Weng) TIER_1 English(EN) ·

    Learning with not Enough Data Part 2: Active Learning

    <!-- The performance of supervised learning tasks improves with more high-quality labels available. However, it is expensive to collect a large number of labeled samples. Active learning is one paradigm to deal with not enough labeled data, when there are resources for labeling m…

  10. Lil'Log (Lilian Weng) TIER_1 English(EN) ·

    Learning with not Enough Data Part 1: Semi-Supervised Learning

    <!-- The performance of supervised learning tasks improves with more high-quality labels available. However, it is expensive to collect a large number of labeled samples. There are several paradigms in machine learning to deal with the scenario when the labels are scarce. Semi-su…

  11. Lil'Log (Lilian Weng) TIER_1 English(EN) ·

    Meta-Learning: Learning to Learn Fast

    <!-- Meta-learning, also known as "learning to learn", intends to design models that can learn new skills or adapt to new environments rapidly with a few training examples. There are three common approaches: 1) learn an efficient distance metric (metric-based); 2) use (recurrent)…

  12. arXiv cs.LG TIER_1 English(EN) · Noor Islam S. Mohammad, Md Muntaqim Meherab ·

    Regularized Meta-Learning for Improved Generalization

    arXiv:2602.12469v2 Announce Type: replace Abstract: Deep ensemble methods often improve predictive performance, yet they suffer from three practical limitations: redundancy among base models that inflates computational cost and degrades conditioning, unstable weighting under mult…

  13. Eugene Yan TIER_1 English(EN) ·

    NLP for Supervised Learning - A Brief Survey

    Examining the broad strokes of NLP progress and comparing between models