reorganized file structure

data/training/cm_plotter.py

@@ -3,6 +3,7 @@ from typing import Optional
 from matplotlib import pyplot as plt
 from sklearn.metrics import confusion_matrix
 
+
 def plot_confusion_matrix(
     y_true: np.array,
     y_pred: np.array,
@@ -11,7 +12,7 @@ def plot_confusion_matrix(
     title: Optional[str] = None,
     text: bool = True,
     rotate_x_text: int = 90,
-    figsize: tuple = (16,9),
+    figsize: tuple = (16, 9),
     cmap: plt.cm = plt.cm.Blues,
 ):
     """Function to help plot confusion matrices
@@ -50,7 +51,14 @@ def plot_confusion_matrix(
     for i in range(cm.shape[0]):
         for j in range(cm.shape[1]):
             if text:
-                ax.text(j, i, format(cm[i,j], fmt), ha="center", va="center", color="white" if cm[i,j] > thresh else "black")
+                ax.text(
+                    j,
+                    i,
+                    format(cm[i, j], fmt),
+                    ha="center",
+                    va="center",
+                    color="white" if cm[i, j] > thresh else "black",
+                )
     if len(classes) == 2:
         plt.axis([-0.5, 1.5, 1.5, -0.5])
         fig.tight_layout()

data/training/mobilenetv3.py

@@ -2,21 +2,23 @@ import numpy as np
 import torch
 import timm
 from torch import nn
+import lightning as L
 
 sizes = [
-    'mobilenetv3_large_075',
+    "mobilenetv3_large_075",
-    'mobilenetv3_large_100',
+    "mobilenetv3_large_100",
-    'mobilenetv3_rw',
+    "mobilenetv3_rw",
-    'mobilenetv3_small_050',
+    "mobilenetv3_small_050",
-    'mobilenetv3_small_075',
+    "mobilenetv3_small_075",
-    'mobilenetv3_small_100',
+    "mobilenetv3_small_100",
-    'tf_mobilenetv3_large_075',
+    "tf_mobilenetv3_large_075",
-    'tf_mobilenetv3_large_100',
+    "tf_mobilenetv3_large_100",
-    'tf_mobilenetv3_large_minimal_100',
+    "tf_mobilenetv3_large_minimal_100",
-    'tf_mobilenetv3_small_075',
+    "tf_mobilenetv3_small_075",
-    'tf_mobilenetv3_small_100',
+    "tf_mobilenetv3_small_100",
-    'tf_mobilenetv3_small_minimal_100'
+    "tf_mobilenetv3_small_minimal_100",
-    ]
+]
+
 
 class SqueezeExcite(nn.Module):
     def __init__(
@@ -54,8 +56,9 @@ class FastGlobalAvgPool1d(nn.Module):
             in_size = x.size()
             return x.view((in_size[0], in_size[1], -1)).mean(dim=2)
         else:
-            return x.view(x.size(0), x.size(1), -1).mean(-1).view(x.size(0), x.size(1), 1)
+            return (
-
+                x.view(x.size(0), x.size(1), -1).mean(-1).view(x.size(0), x.size(1), 1)
+            )
 
 
 class GBN(torch.nn.Module):
@@ -97,6 +100,7 @@ def replace_bn(parent):
         else:
             replace_bn(m)
 
+
 def replace_se(parent):
     for n, m in parent.named_children():
         if type(m) is timm.models._efficientnet_blocks.SqueezeExcite:
@@ -111,6 +115,7 @@ def replace_se(parent):
         else:
             replace_se(m)
 
+
 def replace_conv(parent, ds_rate):
     for n, m in parent.named_children():
         if type(m) is nn.Conv2d:
@@ -145,6 +150,7 @@ def replace_conv(parent, ds_rate):
         else:
             replace_conv(m, ds_rate)
 
+
 def create_mobilenetv3(network, ds_rate=2, in_chans=2):
     replace_se(network)
     replace_bn(network)
@@ -163,8 +169,9 @@ def create_mobilenetv3(network, ds_rate=2, in_chans=2):
 
     return network
 
+
 def mobilenetv3(
-    model_size = 'mobilenetv3_small_050',
+    model_size="mobilenetv3_small_050",
     num_classes: int = 10,
     drop_rate: float = 0,
     drop_path_rate: float = 0,
@@ -183,24 +190,11 @@ def mobilenetv3(
     )
     return mdl
 
-import torch.nn as nn
 
-class Simple1DCNN(nn.Module):
+class RFClassifier(L.LightningModule):
-    def __init__(self, in_chans=2, num_classes=4):
+    def __init__(self, model):
         super().__init__()
-        self.net = nn.Sequential(
+        self.model = model
-            nn.Conv1d(in_chans, 32, kernel_size=3, padding=1),
-            nn.ReLU(),
-            nn.MaxPool1d(2),
-            nn.Conv1d(32, 64, kernel_size=3, padding=1),
-            nn.ReLU(),
-            nn.AdaptiveAvgPool1d(1),
-            nn.Flatten(),
-            nn.Linear(64, num_classes)
-        )
 
     def forward(self, x):
-        return self.net(x)  # x shape: [B, 2, 128]
+        return self.model(x)
-
-def simple_cnn(in_chans=2, num_classes=4):
-    return Simple1DCNN(in_chans, num_classes)

data/training/modulation_dataset.py

@@ -1,4 +1,5 @@
 import sys, os
+
 sys.path.insert(0, os.path.abspath("../.."))  # or ".." if needed
 import numpy as np
 import torch
@@ -11,26 +12,31 @@ dataset = settings.dataset.modulation_types
 
 
 class ModulationH5Dataset(Dataset):
-    def __init__(self, hdf5_path, label_name, data_key="training_data", label_encoder=None, transform=None):
+    def __init__(
+        self,
+        hdf5_path,
+        label_name,
+        data_key="training_data",
+        label_encoder=None,
+        transform=None,
+    ):
         self.hdf5_path = hdf5_path
         self.data_key = data_key
         self.label_name = label_name
         self.label_encoder = label_encoder
         self.transform = transform
 
-
+        with h5py.File(hdf5_path, "r") as f:
-        with h5py.File(hdf5_path, 'r') as f:
             self.length = f[data_key].shape[0]
             self.metadata = f["metadata"]["metadata"][:]
 
-        
         settings = get_app_settings()
         dataset_cfg = settings.dataset
         all_labels = dataset_cfg.modulation_types
 
-        
         if self.label_encoder is None:
             from sklearn.preprocessing import LabelEncoder
+
             self.label_encoder = LabelEncoder()
             self.label_encoder.fit(all_labels)
 
@@ -38,12 +44,11 @@ class ModulationH5Dataset(Dataset):
         raw_labels = [row["modulation"].decode("utf-8") for row in self.metadata]
         self.encoded_labels = self.label_encoder.transform(raw_labels)
 
-            
     def __len__(self):
         return self.length
 
     def __getitem__(self, idx):
-        with h5py.File(self.hdf5_path, 'r') as f:
+        with h5py.File(self.hdf5_path, "r") as f:
             x = f[self.data_key][idx]  # shape (1, 128) or similar
 
         # Normalize
@@ -54,4 +59,3 @@ class ModulationH5Dataset(Dataset):
 
         label = torch.tensor(self.encoded_labels[idx], dtype=torch.long)
         return x, label
-

data/training/train.py

@@ -0,0 +1,153 @@
+import sys, os
+
+script_dir = os.path.dirname(os.path.abspath(__file__))
+data_dir = os.path.abspath(os.path.join(script_dir, ".."))
+project_root = os.path.abspath(os.path.join(script_dir, "../.."))
+
+if project_root not in sys.path:
+    sys.path.insert(0, project_root)
+
+from helpers.app_settings import get_app_settings
+
+project_root = os.path.abspath(os.path.join(os.getcwd(), ".."))
+if project_root not in sys.path:
+    sys.path.insert(0, project_root)
+    
+import lightning as L
+import torch
+import torch.nn.functional as F
+import torchmetrics
+
+from helpers.app_settings import get_app_settings
+from modulation_dataset import ModulationH5Dataset
+
+import mobilenetv3
+
+
+
+def train_model():
+    settings = get_app_settings()
+    dataset = settings.dataset.modulation_types
+
+    train_flag = True
+    batch_size = 128
+    epochs = 1
+
+    checkpoint_filename = f'/Users/liyuxiao/Documents/CS/qoherent/modrec-workflow/results/interference_recognition_model'
+
+    train_data = '/Users/liyuxiao/Documents/CS/qoherent/modrec-workflow/data/dataset/train.h5'
+    val_data = '/Users/liyuxiao/Documents/CS/qoherent/modrec-workflow/data/dataset/val.h5'
+
+    dataset_name = 'Modulation Inference - Initial Model'
+    metadata_names = 'Modulation'
+    label = 'modulation'
+
+    torch.set_float32_matmul_precision('high')
+
+    ds_train = ModulationH5Dataset(train_data, label, data_key="training_data")
+    ds_val = ModulationH5Dataset(val_data, label, data_key="validation_data")
+
+    train_loader = torch.utils.data.DataLoader(
+        dataset=ds_train,
+        batch_size=batch_size,
+        shuffle=True,
+        num_workers=8,
+    )
+    val_loader = torch.utils.data.DataLoader(
+        dataset=ds_val,
+        batch_size=2048,
+        shuffle=False,
+        num_workers=8,
+    )
+
+    for x, y in train_loader:
+        print("X shape:", x.shape)
+        print("Y values:", y[:10])
+        break
+
+    unique_labels = list(set([row[label].decode("utf-8") for row in ds_train.metadata]))
+    num_classes = len(ds_train.label_encoder.classes_)
+
+    hparams = {
+        'drop_path_rate': 0.2,
+        'drop_rate': 0.5,
+        'learning_rate': 3e-4,
+        'wd': 0.2
+    }
+
+    class RFClassifier(L.LightningModule):
+        def __init__(self, model):
+            super().__init__()
+            self.model = model
+            self.accuracy = torchmetrics.Accuracy(task='multiclass', num_classes=num_classes)
+
+        def forward(self, x):
+            return self.model(x)
+
+        def configure_optimizers(self):
+            optimizer = torch.optim.AdamW(
+                self.parameters(),
+                lr=hparams['learning_rate'],
+                weight_decay=hparams['wd'],
+            )
+            lr_scheduler = torch.optim.lr_scheduler.CosineAnnealingWarmRestarts(
+                optimizer,
+                T_0=len(train_loader),
+            )
+            return {
+                'optimizer': optimizer,
+                'lr_scheduler': {
+                    'scheduler': lr_scheduler,
+                    'interval': 'step'
+                }
+            }
+
+        def training_step(self, batch, batch_idx):
+            x, y = batch
+            y_hat = self(x)
+            loss = F.cross_entropy(y_hat, y)
+            self.log('train_loss', loss, on_epoch=True, prog_bar=True)
+            return loss
+
+        def validation_step(self, batch, batch_idx):
+            x, y = batch
+            y_hat = self(x)
+            loss = F.cross_entropy(y_hat, y)
+            self.accuracy(y_hat, y)
+            self.log('val_loss', loss, prog_bar=True)
+            self.log('val_acc', self.accuracy, prog_bar=True)
+
+    model = RFClassifier(
+        mobilenetv3.mobilenetv3(
+            model_size='mobilenetv3_small_050',
+            num_classes=num_classes,
+            drop_rate=hparams['drop_rate'],
+            drop_path_rate=hparams['drop_path_rate']
+        )
+    )
+
+    checkpoint_callback = L.pytorch.callbacks.ModelCheckpoint(
+        filename=checkpoint_filename,
+        save_top_k=True,
+        verbose=True,
+        monitor='val_acc',
+        mode='max',
+        enable_version_counter=False,
+    )
+
+    trainer = L.Trainer(
+        max_epochs=epochs,
+        callbacks=[checkpoint_callback],
+        accelerator='gpu',
+        devices=1,
+        benchmark=True,
+        precision='bf16-mixed',
+        logger=False
+    )
+
+    if train_flag:
+        trainer.fit(model, train_loader, val_loader)
+
+
+if __name__ == '__main__':
+    train_model()