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ComfyUI Node: Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“

Class Name

CheckpointLoaderSimpleWithNoiseSelect

Category
Animate Diff šŸŽ­šŸ…šŸ…“/extras
Author
Kosinkadink (Account age: 3712 days)
Extension
AnimateDiff Evolved
Latest Updated
6/17/2024
Github Stars
2.2K

How to Install AnimateDiff Evolved

Install this extension via the ComfyUI Manager by searching for Ā AnimateDiff Evolved
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter AnimateDiff Evolved in the search bar
After installation, click the Ā Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Description

Load model checkpoints with noise selection and scaling for AI artists using AnimateDiff framework, custom beta schedules, and scaling factors for precise model loading.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“:

The CheckpointLoaderSimpleWithNoiseSelect node is designed to load model checkpoints with additional options for noise selection and scaling. This node is particularly useful for AI artists working with the AnimateDiff framework, as it allows for the integration of custom beta schedules and scaling factors, enhancing the flexibility and control over the model's behavior. By providing options to use custom scale factors and select specific beta schedules, this node ensures that you can fine-tune the model loading process to suit your specific artistic needs, leading to more precise and desired outcomes in your AI-generated art.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Input Parameters:

ckpt_name

This parameter specifies the name of the checkpoint file to be loaded. It is a required parameter and allows you to select from a list of available checkpoint files in the designated folder. The checkpoint file contains the pre-trained model weights and configurations necessary for generating AI art.

beta_schedule

This parameter allows you to choose a beta schedule from a predefined list of options. The beta schedule influences the noise levels during the model's sampling process, affecting the final output's quality and style. The default value is USE_EXISTING, which uses the existing beta schedule in the checkpoint. Other options can be selected to experiment with different noise schedules.

use_custom_scale_factor

This optional boolean parameter determines whether a custom scale factor should be applied to the model's latent format. The default value is False. When set to True, the scale_factor parameter becomes active, allowing you to specify a custom scaling value.

scale_factor

This optional parameter is a floating-point value that sets the custom scale factor for the model's latent format. It is only used if use_custom_scale_factor is set to True. The default value is 0.18215, with a minimum value of 0.0 and a maximum value of 1.0. This parameter allows for fine-tuning the scaling of the model's latent space, which can impact the detail and resolution of the generated art.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Output Parameters:

MODEL

This output parameter represents the loaded model, which includes the pre-trained weights and configurations necessary for generating AI art. The model is ready to be used for further processing or inference.

CLIP

This output parameter provides the loaded CLIP (Contrastive Language-Image Pre-Training) model, which is used for understanding and generating images based on textual descriptions. The CLIP model enhances the ability to create art that aligns with specific textual prompts.

VAE

This output parameter represents the loaded Variational Autoencoder (VAE), which is used for encoding and decoding images. The VAE helps in generating high-quality images by learning a compressed representation of the data.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Usage Tips:

  • Experiment with different beta_schedule options to see how they affect the noise levels and overall quality of the generated art. This can help you achieve the desired artistic effect.
  • If you need more control over the model's latent space, enable the use_custom_scale_factor and adjust the scale_factor to fine-tune the scaling. This can be particularly useful for achieving specific resolutions or details in your artwork.
  • Ensure that the ckpt_name parameter is correctly set to the desired checkpoint file to avoid loading errors and ensure the correct model is used for generation.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Common Errors and Solutions:

Checkpoint file not found

  • Explanation: The specified checkpoint file could not be found in the designated folder.
  • Solution: Verify that the ckpt_name parameter is correctly set to an existing checkpoint file. Ensure that the file is located in the correct folder and that the filename is spelled correctly.

Invalid beta schedule

  • Explanation: The selected beta schedule is not recognized or is invalid.
  • Solution: Ensure that the beta_schedule parameter is set to a valid option from the predefined list. Refer to the documentation for the available beta schedule options and select an appropriate one.

Scale factor out of range

  • Explanation: The specified scale_factor is outside the allowed range.
  • Solution: Adjust the scale_factor parameter to be within the range of 0.0 to 1.0. Ensure that the value is set correctly and within the specified limits.

Model loading failed

  • Explanation: The model could not be loaded due to an error in the checkpoint file or configuration.
  • Solution: Check the integrity of the checkpoint file and ensure it is not corrupted. Verify that the file paths and configurations are correct. If the problem persists, try using a different checkpoint file.

Load Checkpoint w/ Noise Select šŸŽ­šŸ…šŸ…“ Related Nodes

Go back to the extension to check out more related nodes.
AnimateDiff Evolved
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