From 32254d023d673f498d920bb01b864bf24dc99a97 Mon Sep 17 00:00:00 2001
From: Chan Lee <150145948+ChanLumerico@users.noreply.github.com>
Date: Sat, 7 Sep 2024 05:25:29 +0000
Subject: [PATCH] _Mobile_V3_Large

---
 luma/neural/model/mobile.py | 59 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 58 insertions(+), 1 deletion(-)

diff --git a/luma/neural/model/mobile.py b/luma/neural/model/mobile.py
index a8dea05..999b9ac 100644
--- a/luma/neural/model/mobile.py
+++ b/luma/neural/model/mobile.py
@@ -493,7 +493,7 @@ def __init__(
         )
         self.check_param_ranges()
         self.build_model()
-    
+
     def build_model(self) -> None:
         inverted_res_config: List[list] = [
             [3, 16, 16, False, "RE", 1],
@@ -512,4 +512,61 @@ def build_model(self) -> None:
             [5, 960, 160, True, "HS", 1],
             [5, 960, 160, True, "HS", 1],
         ]
+        base_args = {
+            "initializer": self.initializer,
+            "lambda_": self.lambda_,
+            "random_state": self.random_state,
+        }
+
+        self.model.extend(
+            Conv2D(3, 16, 3, 2, **base_args),
+            BatchNorm2D(16, self.momentum),
+            Activation.HardSwish(),
+        )
+        in_ = 16
+        for i, (f, exp, out, b, a, s) in enumerate(inverted_res_config):
+            block = InvertedRes_SE if b else InvertedRes
+            act = Activation.HardSwish if a == "HS" else Activation.ReLU
+            self.model += (
+                f"InvRes_{i + 1}",
+                block(in_, out, f, s, exp, activation=act, **base_args),
+            )
+            in_ = out
 
+        self.model.extend(
+            Conv2D(160, 960, 1, 1, **base_args),
+            BatchNorm2D(960, self.momentum),
+            Activation.HardSwish(),
+        )
+        self.model.extend(
+            GlobalAvgPool2D(),
+            Conv2D(960, 1280, 1, 1, **base_args),
+            Activation.HardSwish(),
+        )
+        self.model.extend(
+            Flatten(),
+            Dropout(self.dropout_rate),
+            Dense(1280, self.out_features, **base_args),
+        )
+
+    input_shape: ClassVar[int] = (-1, 3, 224, 224)
+
+    @Tensor.force_shape(input_shape)
+    def fit(self, X: Tensor, y: Matrix) -> Self:
+        return super(_Mobile_V3_Large, self).fit_nn(X, y)
+
+    @override
+    @Tensor.force_shape(input_shape)
+    def predict(self, X: Tensor, argmax: bool = True) -> Matrix | Vector:
+        return super(_Mobile_V3_Large, self).predict_nn(X, argmax)
+
+    @override
+    @Tensor.force_shape(input_shape)
+    def score(
+        self,
+        X: Tensor,
+        y: Matrix,
+        metric: Evaluator = Accuracy,
+        argmax: bool = True,
+    ) -> float:
+        return super(_Mobile_V3_Large, self).score_nn(X, y, metric, argmax)