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Viewing profile — stephanst

stephanst

HN member
Joined
Wed, Mar 20, 2019, 4:20 PM UTC
HN karma
52
Public activity
44 items

About stephanst

I make the robots go "boop"

Recent public activity

  1. story
    Show HN: VoxHearth / small local privacy-focused STT Mac app

    I wanted to be able to use STT in the terminal for Codex / coding agents and didn't like any of the existing tools that appear to have a number of security holes so I made this one…

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  3. story
    Show HN: Tator the local ML image annotator

    Tator is my little project to have fast, small, local image annotator to make bounding-box datasets with assistance from SAM and CLIP.

  4. comment
    Comment #41743861

    new dataset, new classes and model is yolov8 because most people prefer it. Also open weights.

  5. comment
    Comment #41727527

    Yep exactly. Commercial satellite inagery isn’t great for detecting anything the size of a tank (yet) but drones will get you there. The real difficulty for detecting anything like…

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    Comment #41727504

    generalisation is 90% of the problem yep. This model is trained with a lot of augmentations and quite diverse data, but it still really needs fine tuning to specific use cases to g…

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    Comment #41727501

    you don’t need AI for that, classic computer vision will work fine ;)

  8. comment
    Comment #41727487

    it is being used a lot for disaster response and traffic monitoring yep. Also surprisingly to me for analytics on utilisation of all kinds of infrastructure y trading firms. One of…

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    Comment #41724883

    Some of the design choices of YOLOv7 make more sense to me in the choices of default augmentations and the structures of the very large versions of the networks. I find I can push …

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    Comment #41724828

    that class never really worked and has been removed from the new version of WALDO FYI, it’s not a military thing and shouldn’t be used as such

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    Comment #41724592

    this was >50% of the motivation

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    Comment #41724465

    Hey, thanks for posting. New release is coming tomorrow on HF BTW. AMA

  13. story
    Show HN: I built an open-source AI system for drones

    Hey HN! I just released a suite of AI models for deployment on UAV and other "overhead" devices to provide some understanding of the world below. The objective is to empower all so…

  14. story
    Show HN: Talk to All of Wikipedia with ChatGPT

    Check it out. I made this with Streamlit, OpenAI and Pinecone. Right now it has about 230k Wikipedia articles. URL https://wikipediagpt.streamlit.app/

  15. comment
    Comment #34921456

    looks cool, thanks !

  16. comment
    Comment #34921451

    I’d love to try it ! TBH this app was made in less than a day as a proof of concept: my real work focus is on AI for drones and satellite imagery. If you’d like to build an alterna…

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    Comment #34914991

    Hey HN people, I'm releasing the source code of my little streamlit app called GPTflix that allows you to interact with >450K movie reviews and plots using vector search and the Op…

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    Comment #34821676

    url forwarding is broken, you can use https://www.gptflix.ai

  20. comment
    Comment #34819332

    And... it's back online, supported by Ben's Bites, my favorite AI newsletter! https://bensbites.beehiiv.com/

  21. story
    Show HN: Blowing $100 on OpenAI in a few hours with context injection

    Yesterday I released an AI-enabled chatbot called GPTflix that serves up opinions and reviews of movies based on user input questions in chat format. It's made with GPT-3 and Pinec…

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    Comment #34778621

    Sorry it appears that HN doesn't accept the format of the link somehow... it should be here https://gptflix.streamlit.app/

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    Comment #34777972

    Hey HN. I made this last week for fun. It's using Pinecone as a vector database / backend, and context injection + data retrieval via embeddings search to power the chat function! …

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    Comment #34777900

    Hey HN. I made this last week for fun. It's using Pinecone as a vector database / backend, and context injection + data retrieval via embeddings search to power the chat function! …