University College London

14 Posts

Seeing Darker-Skinned Pedestrians: Children and people with darker skin face higher street risks with object detectors, research finds.
University College London

Seeing Darker-Skinned Pedestrians: Children and people with darker skin face higher street risks with object detectors, research finds.

In a study, models used to detect people walking on streets and sidewalks performed less well on adults with darker skin and children of all skin tones.

December 6, 20232 min read
Seeing Darker-Skinned Pedestrians: Children and people with darker skin face higher street risks with object detectors, research finds.
University College London

Seeing Darker-Skinned Pedestrians: Children and people with darker skin face higher street risks with object detectors, research finds.

In a study, models used to detect people walking on streets and sidewalks performed less well on adults with darker skin and children of all skin tones.

December 6, 20232 min read
The Language of Schizophrenia: LLMs can play a valuable role in diagnosing schizophrenia, study finds.
University College London

The Language of Schizophrenia: LLMs can play a valuable role in diagnosing schizophrenia, study finds.

Large language models may help psychiatrists resolve unanswered questions about mental illness. Researchers from University College London, Beijing Normal University, and Lisbon’s Champalimaud Centre for the Unknown used a large language model to...

November 8, 20232 min read
The Language of Schizophrenia: LLMs can play a valuable role in diagnosing schizophrenia, study finds.
University College London

The Language of Schizophrenia: LLMs can play a valuable role in diagnosing schizophrenia, study finds.

Large language models may help psychiatrists resolve unanswered questions about mental illness. Researchers from University College London, Beijing Normal University, and Lisbon’s Champalimaud Centre for the Unknown used a large language model to...

November 8, 20232 min read
Memorize Less; Retrieve More: How small language models can perform specialized tasks.
University College London

Memorize Less; Retrieve More: How small language models can perform specialized tasks.

Large language models are trained only to predict the next word based on previous ones. Yet, given a modest fine-tuning set, they acquire enough information to learn how to perform tasks such as answering questions.

December 14, 20223 min read
Memorize Less; Retrieve More: How small language models can perform specialized tasks.
University College London

Memorize Less; Retrieve More: How small language models can perform specialized tasks.

Large language models are trained only to predict the next word based on previous ones. Yet, given a modest fine-tuning set, they acquire enough information to learn how to perform tasks such as answering questions.

December 14, 20223 min read
Solve RL With This One Weird Trick: How to get better performance from reinforcement learning.
University College London

Solve RL With This One Weird Trick: How to get better performance from reinforcement learning.

The previous state-of-the-art model for playing vintage Atari games took advantage of a number of advances in reinforcement learning (RL). The new champion is a basic RL architecture plus a trick borrowed from image generation.

August 18, 20212 min read
Solve RL With This One Weird Trick: How to get better performance from reinforcement learning.
University College London

Solve RL With This One Weird Trick: How to get better performance from reinforcement learning.

The previous state-of-the-art model for playing vintage Atari games took advantage of a number of advances in reinforcement learning (RL). The new champion is a basic RL architecture plus a trick borrowed from image generation.

August 18, 20212 min read
Dynamic Benchmarks: A platform for fooling language models
University College London

Dynamic Benchmarks: A platform for fooling language models

Benchmarks provide a scientific basis for evaluating model performance, but they don’t necessarily map well to human cognitive abilities. Facebook aims to close the gap through a dynamic benchmarking method that keeps humans in the loop.

October 14, 20202 min read
Dynamic Benchmarks: A platform for fooling language models
University College London

Dynamic Benchmarks: A platform for fooling language models

Benchmarks provide a scientific basis for evaluating model performance, but they don’t necessarily map well to human cognitive abilities. Facebook aims to close the gap through a dynamic benchmarking method that keeps humans in the loop.

October 14, 20202 min read
How Neural Networks Generalize
University College London

How Neural Networks Generalize

Humans understand the world by abstraction: If you grasp the concept of grabbing a stick, then you’ll also comprehend grabbing a ball. New work explores deep learning agents’ ability to do the same thing — an important aspect of their ability to generalize.

October 23, 20192 min read
How Neural Networks Generalize
University College London

How Neural Networks Generalize

Humans understand the world by abstraction: If you grasp the concept of grabbing a stick, then you’ll also comprehend grabbing a ball. New work explores deep learning agents’ ability to do the same thing — an important aspect of their ability to generalize.

October 23, 20192 min read
What Language Models Know
University College London

What Language Models Know

Watson set a high bar for language understanding in 2011, when it famously whipped human competitors in the televised trivia game show Jeopardy! IBM’s special-purpose AI required around $1 billion. Research suggests that today’s best language models can accomplish similar tasks right off the shelf.

September 11, 20192 min read
What Language Models Know
University College London

What Language Models Know

Watson set a high bar for language understanding in 2011, when it famously whipped human competitors in the televised trivia game show Jeopardy! IBM’s special-purpose AI required around $1 billion. Research suggests that today’s best language models can accomplish similar tasks right off the shelf.

September 11, 20192 min read

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