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TLDR AI

TLDR AI 2023-04-14

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01HEADLINES & LAUNCHES

02RESEARCH & INNOVATION

VICUNA: AN OPEN-SOURCE CHATBOT IMPRESSING GPT-4 WITH 90% CHATGPT QUALITY

This paper introduces Vicuna-13B, an open-source chatbot trained by fine-tuning LLaMA on user-shared conversations. Vicuna-13B outperforms other models like LLaMA and Stanford Alpaca in over 90% of cases while achieving a quality of over 90% compared to OpenAI ChatGPT and Google Bard. The cost of training Vicuna-13B is around $300, and the code and demo are publicly available for non-commercial use.

vicuna.lmsys.org5 min read

03ENGINEERING & RESOURCES

VIDEO EDITING WITH VIDSTYLEODE

VidStyleODE combines StyleGAN and Neural-ODEs for disentangled video representation, enabling applications like appearance manipulation, motion manipulation, image animation, and video interpolation/extrapolation.

cyberiada.github.io2 min read

ADAPTIVE HUMAN MATTING FOR DYNAMIC VIDEOS

AdaM, an Adaptive Matting framework for Dynamic Videos, tackles the limitations of trimap-free methods by simultaneously differentiating foregrounds from backgrounds and capturing alpha matte details in diverse, unstructured videos. Utilizing an interconnected encoder-decoder network and a transformer network, AdaM improves matting realism and temporal coherence, achieving best-in-class generalizability for complex real-world videos.

arxiv.org13 min read

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04MISCELLANEOUS

CHROMA’S HACKER IN RESIDENCE

On the tails of a recent fundraise, the vector database startup Chroma is looking to hire a hacker for 3 months to build cool AI applications that require long-term memory. Specifically, they hope this hacker can be mostly self driven and build something powerful! I expect to see more of these sorts of positions pop up, given the ease of MVP development on top of language models.

trychroma.com2 min read