TLDR AI

TLDR AI 2023-09-07

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01GENERAL

Sponsored

SECURITY, AND MORE

AI is moving so fast that it can feel impossible to keep up. There’s so much news, so many new tools and techniques, and only so many hours a day 😩 The AI Infrastructure Alliance’s upcoming livestream event

community.ai-infrastructure.orgSponsor

02HEADLINES & LAUNCHES

FALCON 180B MODEL RELEASED

The Falcon models from the UAE have long been the best open models available. The newest 180B parameter model slightly outperforms Llama 2 70B and has a 2k context window. The models have historically been quite tunable. However, given the resource requirements, it's not clear whether the community will adopt this newest model.

falconllm.tii.ae6 min read

OPENAI’S FIRST DEVELOPER CONFERENCE

OpenAI will hold its inaugural DevDay conference in San Francisco on November 6, 2023. This event will preview new tools and foster idea exchange, attracting hundreds globally. Currently, over 2 million developers use tools like GPT-4 and DALL·E through OpenAI's continuously updated API.

openai.com2 min read

03RESEARCH & INNOVATION

REDUCING PPO MEMORY USAGE IN RLHF

PPO is a pain in RLHF because you need to have 3 models floating around. However, they all stay close and only require small updates from one another. Enter LoRA. If you instead use adapters you can dramatically reduce memory costs without losing performance. Beautiful idea in its simplicity.

arxiv.org25 min read

SIMULATING AN ORDER BOOK IN JAX

Financial institutions use something called a limit order book to maintain all of the transaction information for trades on their platforms. This is useful, but it usually runs on the CPU, which makes running RL on them hard. This paper talks through creating an order book that runs on the GPU written in JAX.

arxiv.org28 min read

ENHANCING SPEECH-DRIVEN 3D FACE ANIMATION

This study delves into the complexities of 3D face animation driven by speech, highlighting two important aspects: global factors that change how the face moves over time (composite nature) and how different parts of the face move independently based on local muscles (regional nature).

arxiv.org14 min read

04ENGINEERING & RESOURCES

TOKENFLOW

Using a pre-trained text-to-image model to edit videos produces dream-like and strange results. TokenFlow is much smoother and maintains many semantic and structural features of the original video. It almost seems to outperform Runway Gen-2.

github.comGitHub repository

COMGRA

A library for use with PyTorch that makes it easier to inspect the internals of your neural networks.

github.comGitHub repository

05MISCELLANEOUS

CAN LLMS LEARN FROM A SINGLE EXAMPLE?

It appears that AI models were able to rapidly memorize examples from the dataset after seeing them just once. This astonishing feat contradicts most prior wisdom about neural network sample efficiency.

fast.ai10 min read