CivArchive
    hyperbreasts - v5
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    A model for large breasted waifus or semi-realistic characters.

    V6 Changelog 2023/06/03:

    • Considering this was my first and most popular LoRA, I figured it was time to improve on it. Probably the last version too. Hyperfusion is more or less the successor to this.

    • Less harmful to the overall style, but slightly smaller sizes overall, feels like a good balance

    • Wider variety of breast shapes in the dataset

      • Some breast shape tags were added, but hard to say how helpful they are

    • Uses LoRA LoCon, but does not require any additional extensions to run

    • Changed "large breasts" to "big breasts" to match my hyperfusion model tags

    • The model prefers resolutions around 640, but can do up to 768 to a degree

    • Training tags attached under model download section

    V5 Changelog:

    • v5 now uses LoRA!

    • What changed since v4? I trained a breast size classifier to auto label the dataset which resulted in better control over breast size, and made it easier to generate larger sizes.

    • Note that the trigger words in v5 are ordered in the following from smallest size to largest:
      breasts, large breasts, huge breasts, gigantic breasts

    V4 Info:

    the keyword for v4 remains hyperbreasts, if you want better control over the size use v5

    Notes:

    I used this to train my image tagging classifiers for breast sizes
    https://github.com/huggingface/transformers/tree/main/examples/pytorch/image-classification

    Description

    This is my first attempt at a LoRA trained model.

    A1111 now has support for LoRA models!

    Unlike my previous models that used the trigger word hyperbreasts this one allows you to control the size with one of the tags listed above.

    If the effect is too strong just lower the strength in the LoRA extension for better quality, but at the trade off of breast size.


    Training Details:

    • 1.8k images

    • 12 epocs

    • 690 steps

    • learning rate 1e-4

    • only Unet training

    • base model Av3

    • clip skip 2

    • random flip

    • captions files

    • bucketing at 768

    • dim 64

    FAQ

    Comments (39)

    Le_FourbeJan 15, 2023· 1 reaction
    CivitAI

    what do you advise first to user of dreambooth for training
    a) style
    b) character

    also, any ressources that helped you or is it just trail and error ?
    any kind of reply is appreciated :).

    throwawayjm
    Author
    Jan 15, 2023· 1 reaction

    I use this <https://github.com/kohya-ss/sd-scripts> But I don't have any guides to recommend, I just used trial and error. Sometimes people who post models here post their configuration too. Use that as a guide.

    samiamrg7Jan 19, 2023· 1 reaction
    CivitAI

    What is a "LORA?" Is there any special procedure for using it, or do I just put it in my models folder like a regular checkpoint?

    throwawayjm
    Author
    Jan 19, 2023

    It's somewhat similar to a hypernetwork in that it's a smaller separate set of weights that are applied to another model. But you do need the LoRA extension linked above to use it.

    samiamrg7Jan 20, 2023

    ok, thank you. Do you have plans to do the same with Hyperass and Hyperpreg?

    throwawayjm
    Author
    Jan 20, 2023

    If I can manage to train a better looking model than their current versions on LoRA, yea.

    110213Jan 20, 2023· 1 reaction
    CivitAI

    When following the link to download, I get this error "InvalidBucketNameThe specified bucket name is not valid."?

    throwawayjm
    Author
    Jan 20, 2023· 1 reaction

    Civitai seems to be having issues today.

    110213Jan 20, 2023

    @throwawayjm Damn, okay. Thank you for letting me know, will try again later. Looking forward to using this!

    ElunaJan 21, 2023· 1 reaction
    CivitAI

    This is very effective. I did notice with the LoRA it often tried to incorporate blue near the nipples, resulting in blue outfits or other coverings. Something that could be fixed with the next version of the LoRA.

    throwawayjm
    Author
    Jan 21, 2023· 1 reaction

    I'll keep an eye out

    ElunaJan 21, 2023

    Thank you! Reading back myself, I thought I came off a bit aggressive and unappreciative, so I cleaned it up. Still very nice.

    SonyZFeb 5, 2023· 12 reactions
    CivitAI

    It seems well made on a technical level but I really have to wonder about what goes on in the heads of straight men.
    I can't really see how this could be sexy. It's in hilarious silly territory now.

    throwawayjm
    Author
    Feb 5, 2023· 8 reactions

    5k downloads would say otherwise. I know I shouldn't feed the troll, but ¯\_(ツ)_/¯

    darothFeb 5, 2023· 1 reaction
    CivitAI

    Any intention to make a more photoreal take on this? Cuz that would be great

    throwawayjm
    Author
    Feb 5, 2023

    Not right now anyway. Hoping someone else will pick up that mantle. Its a bit harder to find high quality realistic morphs.

    misteryolhFeb 6, 2023· 3 reactions
    CivitAI

    It works well, and preserves the style of the original model at low weights. At high weights, it takes over, and everything becomes kind of washed out. It works better at close ups than at a distant figure, in which it probably has some trouble identifying the breasts, and they stay the same normal size.

    I'm having trouble making it create consistent sfw covered up breasts, though. Usually, it will create naked breasts on the first few steps, and if there's any "nsfw, naked, etc" in the negatives, it will then try to cover it up later, which results in it creating pasties all the time from the areolae. It would probably be helpful if the sfw images would be tagged with "covered", in case there's ever a retrain of the model. I don't know if "areola slip" is in the dataset either, but that's something I'm also having trouble with.

    throwawayjm
    Author
    Feb 6, 2023· 1 reaction

    It would probably be easier to train a LoRA for nip slips specifically. You could do it with less than 50 images I bet.
    As for strength, yea it does get harsh at high values, the model was slightly over-trained to reach larger sizes.
    I'm hopeful that future text2image models will have better control over training these things.

    oFC2PPVoFeb 11, 2023· 1 reaction
    CivitAI

    How to install? or How to use?

    throwawayjm
    Author
    Feb 12, 2023· 1 reaction

    If using Automatic1111, just put the lora checkpoint into ./models/Lora and then select it under the same menu as TI/Hypernetworks

    PlumpetFeb 18, 2023· 1 reaction
    CivitAI

    Probably a stupid question but, when i select this model from the 'Show extra networks>Lora' tab, it just inserts the following into my prompt <lora:hyperbreasts_v5Lora:1>. However it still just seems to be generating the prompt based on the overarching checkpoint selected at the top. No booba. Any idea what I'm doing wrong?

    throwawayjm
    Author
    Feb 18, 2023

    That + adding one of the breast size tags should be all you need to do. Not sure otherwise, since everyone else seems to be using it.

    PlumpetFeb 19, 2023· 1 reaction

    @throwawayjm Yeah I’ve had a bit of a play around and I think I’ve gotten the hang of it. I’m incredibly new to SD so it was probably more a matter of me not having all my other settings tweaked accordingly

    216396Feb 19, 2023· 1 reaction
    CivitAI

    I'm having trouble getting the results.

    throwawayjm
    Author
    Feb 19, 2023

    Use the prompts from the images

    216396Feb 22, 2023

    @throwawayjm I'm trying, but not working.

    throwawayjm
    Author
    Feb 23, 2023

    @Steeltron2000 Are you using AbyssOrange as the base model, or another similar one?

    216396Feb 23, 2023

    @throwawayjm No.

    madaoanikeh961Feb 23, 2023· 1 reaction
    CivitAI

    it's using .ckpt format for a Lora. should I place it on checkpoint folder instead?

    throwawayjm
    Author
    Feb 23, 2023

    If it's a LoRA it goes in /models/Lora no matter the extension. If it's a LoRA that had been pre-applied to a model (2GB+ size) it goes in /models/stablediffusion

    216396Feb 24, 2023· 1 reaction
    CivitAI

    I'm using AbyssOrange and stuff, But I can't get it working right.

    throwawayjm
    Author
    Feb 24, 2023

    You might want to search the Automatic1111 github for similar issues. I'm not sure I can help much more. Everyone else here seems to be using it just fine.

    216396Feb 26, 2023

    @throwawayjm Ok thanks

    ZelrikriandoFeb 26, 2023· 5 reactions
    CivitAI

    It's very unreliable, I have tried it on several of my models and gives me 50 limbs monsters.

    216396Feb 27, 2023

    I see, I can't get the Hyper breasts.

    MiragenerateFeb 28, 2023

    Works perfectly fine for me. Probably don't leave it at strength 1

    cooperdkMay 6, 2023

    That is likely because many guides tell people to train on SD 1.5 - which in my opinion is a mistake since SD is the model which make these monsters.

    I chose to train my hucow model as LORA based on UberrealisticDreamy_pfg - how it works out, will let you know.

    CaedynMar 7, 2023· 1 reaction
    CivitAI

    Would you consider a V3 that improves upon quality and size control? Thats the biggest issues I have with the LoRA. Its a great LoRA and I use it all the time but I wish it was a little bit better now that we have models that can produce really nice looking pieces

    throwawayjm
    Author
    Mar 7, 2023

    I've been training an all-in-one LoRA that I will release soon, should be better quality and better control over size, but not just limited to breasts. And if you wanted really large sizes you can combine them both.

    LORA
    SD 1.5

    Details

    Downloads
    20,168
    Platform
    CivitAI
    Platform Status
    Available
    Created
    1/14/2023
    Updated
    5/19/2026
    Deleted
    -
    Trigger Words:
    large breasts
    huge breasts
    gigantic breasts
    breasts

    Available On (1 platform)

    Same model published on other platforms. May have additional downloads or version variants.