prior_config.json

{
    "prior": {
        "clip": {
            "make": "openclip",
            "model": "ViT-H-14"
        },
        "net": {
            "dim": 1024,
            "depth": 12,
            "num_timesteps": 1000,
            "max_text_len": 77,
            "num_time_embeds": 1,
            "num_image_embeds": 1,
            "num_text_embeds": 1,
            "dim_head": 64,
            "heads": 12,
            "ff_mult": 4,
            "norm_out": true,
            "attn_dropout": 0.05,
            "ff_dropout": 0.05,
            "final_proj": true,
            "normformer": true,
            "rotary_emb": true
        },
        "image_embed_dim": 1024,
        "image_size": 224,
        "image_channels": 3,
        "timesteps": 1000,
        "sample_timesteps": 64,
        "cond_drop_prob": 0.1,
        "loss_type": "l2",
        "predict_x_start": true,
        "beta_schedule": "cosine",
        "condition_on_text_encodings": true
    },
    "data": {
        "batch_size": 350,
        "num_data_points": 2e9,
        "eval_every_seconds": 1600,
        "image_url": "s3://s-laion/vit-h-14-embeddings/img_emb/",
        "meta_url": "s3://s-laion/vit-h-14-embeddings/metadata/",
        "splits": {
            "train": 0.9,
            "val":  6e-8,
            "test": 0.09999994
        }
    },
    "train": {
        "epochs": 5,
        "lr": 1.1e-4,
        "wd": 6.02e-2,
        "max_grad_norm": 0.5,
        "use_ema": true,
        "ema_beta": 0.9999,
        "ema_update_after_step": 51,
        "warmup_steps": 50,
        "amp": false,
        "save_every_seconds": 3600,
        "eval_timesteps": [64, 1000],
        "random_seed": 84513
    },
    "tracker": {
        "data_path": ".prior",
        "overwrite_data_path": true,
        "log": {
            "log_type": "wandb",
            "wandb_entity": "nousr_laion",
            "wandb_project": "h-14-prior",
            "wandb_resume": false,
            "verbose": true
        },
        "save": [
            {
                "save_to": "local",
                "save_type": "checkpoint",
                "save_latest_to": ".prior/latest_checkpoint.pth",
                "save_best_to": ".prior/best_checkpoint.pth"
            },
            {
                "save_to": "local",
                "save_type": "model",
                "save_latest_to": ".prior/latest_model.pth",
                "save_best_to": ".prior/best_model.pth"
            }
        ]
    }
}