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-rw-r--r--training/lr.py14
1 files changed, 8 insertions, 6 deletions
diff --git a/training/lr.py b/training/lr.py
index c1fa3a0..c0e9b3f 100644
--- a/training/lr.py
+++ b/training/lr.py
@@ -19,8 +19,8 @@ class LRFinder():
19 self.val_dataloader = val_dataloader 19 self.val_dataloader = val_dataloader
20 self.loss_fn = loss_fn 20 self.loss_fn = loss_fn
21 21
22 self.model_state = copy.deepcopy(model.state_dict()) 22 # self.model_state = copy.deepcopy(model.state_dict())
23 self.optimizer_state = copy.deepcopy(optimizer.state_dict()) 23 # self.optimizer_state = copy.deepcopy(optimizer.state_dict())
24 24
25 def run(self, min_lr, skip_start=10, skip_end=5, num_epochs=100, num_train_batches=1, num_val_batches=math.inf, smooth_f=0.05, diverge_th=5): 25 def run(self, min_lr, skip_start=10, skip_end=5, num_epochs=100, num_train_batches=1, num_val_batches=math.inf, smooth_f=0.05, diverge_th=5):
26 best_loss = None 26 best_loss = None
@@ -109,8 +109,8 @@ class LRFinder():
109 "lr": lr, 109 "lr": lr,
110 }) 110 })
111 111
112 self.model.load_state_dict(self.model_state) 112 # self.model.load_state_dict(self.model_state)
113 self.optimizer.load_state_dict(self.optimizer_state) 113 # self.optimizer.load_state_dict(self.optimizer_state)
114 114
115 if loss > diverge_th * best_loss: 115 if loss > diverge_th * best_loss:
116 print("Stopping early, the loss has diverged") 116 print("Stopping early, the loss has diverged")
@@ -127,12 +127,14 @@ class LRFinder():
127 127
128 fig, ax_loss = plt.subplots() 128 fig, ax_loss = plt.subplots()
129 129
130 ax_loss.plot(lrs, losses, color='red', label='Loss') 130 ax_loss.plot(lrs, losses, color='red')
131 ax_loss.set_xscale("log") 131 ax_loss.set_xscale("log")
132 ax_loss.set_xlabel("Learning rate") 132 ax_loss.set_xlabel("Learning rate")
133 ax_loss.set_ylabel("Loss")
133 134
134 # ax_acc = ax_loss.twinx() 135 # ax_acc = ax_loss.twinx()
135 # ax_acc.plot(lrs, accs, color='blue', label='Accuracy') 136 # ax_acc.plot(lrs, accs, color='blue')
137 # ax_acc.set_ylabel("Accuracy")
136 138
137 print("LR suggestion: steepest gradient") 139 print("LR suggestion: steepest gradient")
138 min_grad_idx = None 140 min_grad_idx = None