cellpose-web/backend/cp_train.py

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1.4 KiB
Python

import os.path
from cellpose import io, models, train
from pathlib import Path
from omegaconf import OmegaConf
CONFIG_PATH = Path(__file__).parent / "config.yaml"
cfg = OmegaConf.load(CONFIG_PATH)
cfg.data.root_dir = str((CONFIG_PATH.parent / cfg.data.root_dir).resolve())
BASE_DIR = cfg.data.root_dir
TEST_TRAIN_DIR = cfg.data.train.test_train_dir
TEST_TEST_DIR = cfg.data.train.test_test_dir
class Cptrain:
@classmethod
def train_test(cls):
train_dir = TEST_TRAIN_DIR
test_dir = TEST_TEST_DIR
os.makedirs(train_dir, exist_ok=True)
os.makedirs(test_dir, exist_ok=True)
io.logger_setup()
output = io.load_train_test_data(train_dir, test_dir, image_filter="_img",
mask_filter="_masks", look_one_level_down=False)
images, labels, image_names, test_images, test_labels, image_names_test = output
model = models.CellposeModel(gpu=True)
model_path, train_losses, test_losses = train.train_seg(model.net,
train_data=images, train_labels=labels,
test_data=test_images, test_labels=test_labels,
weight_decay=0.1, learning_rate=1e-5,
n_epochs=100, model_name="my_new_model")