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@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+checkpoint/ckpt-0.data-00000-of-00001 filter=lfs diff=lfs merge=lfs -text

.ipynb_checkpoints/pipeline-checkpoint.config

@@ -0,0 +1,188 @@
+model {
+  ssd {
+    num_classes: 2
+    image_resizer {
+      fixed_shape_resizer {
+        height: 640
+        width: 640
+      }
+    }
+    feature_extractor {
+      type: "ssd_resnet50_v1_fpn_keras"
+      depth_multiplier: 1.0
+      min_depth: 16
+      conv_hyperparams {
+        regularizer {
+          l2_regularizer {
+            weight: 0.0004
+          }
+        }
+        initializer {
+          truncated_normal_initializer {
+            mean: 0.0
+            stddev: 0.03
+          }
+        }
+        activation: RELU_6
+        batch_norm {
+          decay: 0.997
+          scale: true
+          epsilon: 0.001
+        }
+      }
+      override_base_feature_extractor_hyperparams: true
+      fpn {
+        min_level: 3
+        max_level: 7
+      }
+    }
+    box_coder {
+      faster_rcnn_box_coder {
+        y_scale: 10.0
+        x_scale: 10.0
+        height_scale: 5.0
+        width_scale: 5.0
+      }
+    }
+    matcher {
+      argmax_matcher {
+        matched_threshold: 0.5
+        unmatched_threshold: 0.5
+        ignore_thresholds: false
+        negatives_lower_than_unmatched: true
+        force_match_for_each_row: true
+        use_matmul_gather: true
+      }
+    }
+    similarity_calculator {
+      iou_similarity {
+      }
+    }
+    box_predictor {
+      weight_shared_convolutional_box_predictor {
+        conv_hyperparams {
+          regularizer {
+            l2_regularizer {
+              weight: 0.0004
+            }
+          }
+          initializer {
+            random_normal_initializer {
+              mean: 0.0
+              stddev: 0.01
+            }
+          }
+          activation: RELU_6
+          batch_norm {
+            decay: 0.997
+            scale: true
+            epsilon: 0.001
+          }
+        }
+        depth: 256
+        num_layers_before_predictor: 4
+        kernel_size: 3
+        class_prediction_bias_init: -4.6
+      }
+    }
+    anchor_generator {
+      multiscale_anchor_generator {
+        min_level: 3
+        max_level: 7
+        anchor_scale: 4.0
+        aspect_ratios: 1.0
+        aspect_ratios: 2.0
+        aspect_ratios: 0.5
+        scales_per_octave: 2
+      }
+    }
+    post_processing {
+      batch_non_max_suppression {
+        score_threshold: 1e-08
+        iou_threshold: 0.6
+        max_detections_per_class: 100
+        max_total_detections: 100
+        use_static_shapes: false
+      }
+      score_converter: SIGMOID
+    }
+    normalize_loss_by_num_matches: true
+    loss {
+      localization_loss {
+        weighted_smooth_l1 {
+        }
+      }
+      classification_loss {
+        weighted_sigmoid_focal {
+          gamma: 2.0
+          alpha: 0.25
+        }
+      }
+      classification_weight: 1.0
+      localization_weight: 1.0
+    }
+    encode_background_as_zeros: true
+    normalize_loc_loss_by_codesize: true
+    inplace_batchnorm_update: true
+    freeze_batchnorm: false
+  }
+}
+train_config {
+  batch_size: 5
+  data_augmentation_options {
+    random_horizontal_flip {
+    }
+  }
+  data_augmentation_options {
+    random_crop_image {
+      min_object_covered: 0.0
+      min_aspect_ratio: 0.75
+      max_aspect_ratio: 3.0
+      min_area: 0.75
+      max_area: 1.0
+      overlap_thresh: 0.0
+    }
+  }
+  sync_replicas: true
+  optimizer {
+    momentum_optimizer {
+      learning_rate {
+        cosine_decay_learning_rate {
+          learning_rate_base: 0.1
+          total_steps: 25000
+          warmup_learning_rate: 0.013333
+          warmup_steps: 2000
+        }
+      }
+      momentum_optimizer_value: 0.49999997
+    }
+    use_moving_average: false
+  }
+  fine_tune_checkpoint: "/home/ubuntu/ITI107_Assignment2_Project/pretrained_models/ssd_resnet50_v1_fpn_640x640_coco17_tpu-8/checkpoint/ckpt-0"
+  num_steps: 25000
+  startup_delay_steps: 0.0
+  replicas_to_aggregate: 8
+  max_number_of_boxes: 100
+  unpad_groundtruth_tensors: false
+  fine_tune_checkpoint_type: "detection"
+  use_bfloat16: true
+  fine_tune_checkpoint_version: V2
+}
+train_input_reader {
+  label_map_path: "/home/ubuntu/ITI107_Assignment2_Project/data/label_map.pbtxt"
+  tf_record_input_reader {
+    input_path: "/home/ubuntu/ITI107_Assignment2_Project/data/train.record"
+  }
+}
+eval_config {
+  metrics_set: "coco_detection_metrics"
+  use_moving_averages: false
+}
+eval_input_reader {
+  label_map_path: "/home/ubuntu/ITI107_Assignment2_Project/data/label_map.pbtxt"
+  shuffle: false
+  num_epochs: 1
+  tf_record_input_reader {
+    input_path: "/home/ubuntu/ITI107_Assignment2_Project/data/train.record"
+  }
+}

checkpoint/checkpoint

@@ -0,0 +1,4 @@
+model_checkpoint_path: "ckpt-0"
+all_model_checkpoint_paths: "ckpt-0"
+all_model_checkpoint_timestamps: 1703754112.2940722
+last_preserved_timestamp: 1703553851.0216925

checkpoint/ckpt-0.data-00000-of-00001

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+version https://git-lfs.github.com/spec/v1
+oid sha256:9a445b357815913fb65c840fa84cecef1e72232e5845064306eb3f55f8b9e3a4
+size 126900316

pipeline.config

@@ -0,0 +1,188 @@
+model {
+  ssd {
+    num_classes: 2
+    image_resizer {
+      fixed_shape_resizer {
+        height: 640
+        width: 640
+      }
+    }
+    feature_extractor {
+      type: "ssd_resnet50_v1_fpn_keras"
+      depth_multiplier: 1.0
+      min_depth: 16
+      conv_hyperparams {
+        regularizer {
+          l2_regularizer {
+            weight: 0.0004
+          }
+        }
+        initializer {
+          truncated_normal_initializer {
+            mean: 0.0
+            stddev: 0.03
+          }
+        }
+        activation: RELU_6
+        batch_norm {
+          decay: 0.997
+          scale: true
+          epsilon: 0.001
+        }
+      }
+      override_base_feature_extractor_hyperparams: true
+      fpn {
+        min_level: 3
+        max_level: 7
+      }
+    }
+    box_coder {
+      faster_rcnn_box_coder {
+        y_scale: 10.0
+        x_scale: 10.0
+        height_scale: 5.0
+        width_scale: 5.0
+      }
+    }
+    matcher {
+      argmax_matcher {
+        matched_threshold: 0.5
+        unmatched_threshold: 0.5
+        ignore_thresholds: false
+        negatives_lower_than_unmatched: true
+        force_match_for_each_row: true
+        use_matmul_gather: true
+      }
+    }
+    similarity_calculator {
+      iou_similarity {
+      }
+    }
+    box_predictor {
+      weight_shared_convolutional_box_predictor {
+        conv_hyperparams {
+          regularizer {
+            l2_regularizer {
+              weight: 0.0004
+            }
+          }
+          initializer {
+            random_normal_initializer {
+              mean: 0.0
+              stddev: 0.01
+            }
+          }
+          activation: RELU_6
+          batch_norm {
+            decay: 0.997
+            scale: true
+            epsilon: 0.001
+          }
+        }
+        depth: 256
+        num_layers_before_predictor: 4
+        kernel_size: 3
+        class_prediction_bias_init: -4.6
+      }
+    }
+    anchor_generator {
+      multiscale_anchor_generator {
+        min_level: 3
+        max_level: 7
+        anchor_scale: 4.0
+        aspect_ratios: 1.0
+        aspect_ratios: 2.0
+        aspect_ratios: 0.5
+        scales_per_octave: 2
+      }
+    }
+    post_processing {
+      batch_non_max_suppression {
+        score_threshold: 1e-08
+        iou_threshold: 0.6
+        max_detections_per_class: 100
+        max_total_detections: 100
+        use_static_shapes: false
+      }
+      score_converter: SIGMOID
+    }
+    normalize_loss_by_num_matches: true
+    loss {
+      localization_loss {
+        weighted_smooth_l1 {
+        }
+      }
+      classification_loss {
+        weighted_sigmoid_focal {
+          gamma: 2.0
+          alpha: 0.25
+        }
+      }
+      classification_weight: 1.0
+      localization_weight: 1.0
+    }
+    encode_background_as_zeros: true
+    normalize_loc_loss_by_codesize: true
+    inplace_batchnorm_update: true
+    freeze_batchnorm: false
+  }
+}
+train_config {
+  batch_size: 5
+  data_augmentation_options {
+    random_horizontal_flip {
+    }
+  }
+  data_augmentation_options {
+    random_crop_image {
+      min_object_covered: 0.0
+      min_aspect_ratio: 0.75
+      max_aspect_ratio: 3.0
+      min_area: 0.75
+      max_area: 1.0
+      overlap_thresh: 0.0
+    }
+  }
+  sync_replicas: true
+  optimizer {
+    momentum_optimizer {
+      learning_rate {
+        cosine_decay_learning_rate {
+          learning_rate_base: 0.1
+          total_steps: 25000
+          warmup_learning_rate: 0.013333
+          warmup_steps: 2000
+        }
+      }
+      momentum_optimizer_value: 0.49999997
+    }
+    use_moving_average: false
+  }
+  fine_tune_checkpoint: "/home/ubuntu/ITI107_Assignment2_Project/pretrained_models/ssd_resnet50_v1_fpn_640x640_coco17_tpu-8/checkpoint/ckpt-0"
+  num_steps: 25000
+  startup_delay_steps: 0.0
+  replicas_to_aggregate: 8
+  max_number_of_boxes: 100
+  unpad_groundtruth_tensors: false
+  fine_tune_checkpoint_type: "detection"
+  use_bfloat16: true
+  fine_tune_checkpoint_version: V2
+}
+train_input_reader {
+  label_map_path: "/home/ubuntu/ITI107_Assignment2_Project/data/label_map.pbtxt"
+  tf_record_input_reader {
+    input_path: "/home/ubuntu/ITI107_Assignment2_Project/data/train.record"
+  }
+}
+eval_config {
+  metrics_set: "coco_detection_metrics"
+  use_moving_averages: false
+}
+eval_input_reader {
+  label_map_path: "/home/ubuntu/ITI107_Assignment2_Project/data/label_map.pbtxt"
+  shuffle: false
+  num_epochs: 1
+  tf_record_input_reader {
+    input_path: "/home/ubuntu/ITI107_Assignment2_Project/data/train.record"
+  }
+}

saved_model/saved_model.pb

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saved_model/variables/variables.data-00000-of-00001

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saved_model/variables/variables.index

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