Upload Feature tables (train / test / full)

.gitattributes

@@ -58,3 +58,12 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 # Video files - compressed
 *.mp4 filter=lfs diff=lfs merge=lfs -text
 *.webm filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_table_20260403.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_table_20260406.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_table_20260412.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_test_20260403.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_test_20260406.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_test_20260412.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_train_20260403.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_train_20260406.csv filter=lfs diff=lfs merge=lfs -text
+feature_data/02_feature_layer/training/outputs/hdb_feature_train_20260412.csv filter=lfs diff=lfs merge=lfs -text

feature_data/02_feature_layer/training/outputs/VERSION_MANIFEST.json

@@ -0,0 +1,18 @@
+{
+  "version": "20260415",
+  "timestamp": "2026-04-15T07:35:38.270531+00:00",
+  "files": [
+    "VERSION_MANIFEST.json",
+    "feature_metadata_20260415.json",
+    "hdb_feature_table_20260415.csv",
+    "hdb_feature_test_20260415.csv",
+    "hdb_feature_train_20260415.csv"
+  ],
+  "duplicates_removed": 0,
+  "total_rows": 263004,
+  "train_rows": 180195,
+  "test_rows": 82809,
+  "split_year": 2023,
+  "school_quality_fix": "20260415 - recomputed from Phase 2B/2C competition ratios",
+  "old_versions_removed": 0
+}

feature_data/02_feature_layer/training/outputs/eda_profiles/ablation_hybrid_summary_20260412.csv

@@ -0,0 +1,3 @@
+variant,n_features,val_mape_blend,val_mape_stack,test_mape_blend,test_mape_stack,test_mape_hybrid
+Without suspect,70,4.2525926693827225,4.281013524354736,7.229862014867271,6.807144988650617,3.9055219787945434
+With suspect,84,4.169308184788721,4.201285053637554,6.583771600385141,6.101731352523991,7.346934691663684

feature_data/02_feature_layer/training/outputs/eda_profiles/ablation_suspect_structure_20260412.csv

@@ -0,0 +1,15 @@
+column,n_unique_test,abs_corr_tx_year_test
+years_since_transaction,15,0.6305136165646134
+recency_normalized,15,0.6305136165646121
+recency_x_school_quality,924,0.628667201651282
+years_since_transaction_sq,15,0.5018875333053906
+recency_x_mall_access,687,0.2728316006440776
+biz_shops_eating_rented,1,
+biz_offices_rented,1,
+biz_commercial_rented_total,1,
+biz_childcare_rented,1,
+biz_eldercare_rented,1,
+biz_community_rented,1,
+biz_social_rented_total,1,
+market_flats_sold_national,1,
+market_flats_rented_national,1,

feature_data/02_feature_layer/training/outputs/eda_profiles/ablation_xgb_summary_20260412.csv

@@ -0,0 +1,3 @@
+model,n_features,n_estimators,val_mape_pct,test_mape_pct
+With suspect block,84,800,5.979426633336815,11.034893021746113
+Without suspect block,70,800,7.1356960304006565,12.481688235917819

feature_data/02_feature_layer/training/outputs/eda_profiles/hdb_feature_test_20260412_column_profile.csv

@@ -0,0 +1,87 @@
+column,group,dtype,non_null,missing_pct,n_unique,min,q25,median,q75,max,mean,std,positive_rate_pct
+address_key,id,str,82809,0.0,9421,,,,,,,,
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+lease_remaining_years,numeric_engineered,int64,82809,0.0,58,39.0,60.0,73.0,89.0,96.0,73.11072467968458,15.19783784012173,
+level_mid,numeric_engineered,float64,82809,0.0,17,2.0,5.0,8.0,11.0,50.0,8.808317936456183,5.9490299852173445,
+mall_count_3km,numeric_engineered,int64,82809,0.0,56,0.0,5.0,7.0,10.0,60.0,9.349225325749616,8.006278445776616,
+mall_weighted_access_3km,numeric_engineered,float64,82809,0.0,9417,0.0,3.798915585237665,5.256435674804808,7.482632726179105,54.39324503410274,6.925580466269833,5.857894228409594,
+market_flats_rented_national,numeric_engineered,float64,82809,0.0,2,3542.0,3542.0,4469.0,4469.0,4469.0,4180.911205303772,429.02841610332814,
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+resale_price,target,float64,82809,0.0,3149,150000.0,478000.0,590000.0,718000.0,1700000.0,614260.8797595672,192870.95913878316,

feature_data/02_feature_layer/training/outputs/feature_metadata_20260403.json

@@ -0,0 +1,9 @@
+{
+  "export_date": "20260403",
+  "total_rows": 260699,
+  "train_rows": 178589,
+  "test_rows": 82110,
+  "columns": 73,
+  "split_year": 2023,
+  "duplicates_removed": 2106842
+}

feature_data/02_feature_layer/training/outputs/feature_metadata_20260406.json

@@ -0,0 +1,9 @@
+{
+  "export_date": "20260406",
+  "total_rows": 260699,
+  "train_rows": 178589,
+  "test_rows": 82110,
+  "columns": 79,
+  "split_year": 2023,
+  "duplicates_removed": 2305
+}

feature_data/02_feature_layer/training/outputs/feature_metadata_20260412.json

@@ -0,0 +1,29 @@
+{
+  "export_date": "20260412",
+  "total_rows": 263004,
+  "train_rows": 180195,
+  "test_rows": 82809,
+  "columns": 86,
+  "split_year": 2023,
+  "duplicates_removed": 0,
+  "dropped_features": [
+    "market_activity_score",
+    "yoy_volume_change",
+    "trans_sold_count",
+    "trans_rented_count",
+    "trans_rental_ratio",
+    "primary_school_top_quality_1km",
+    "trans_total_count"
+  ],
+  "biz_feature_columns": [
+    "biz_shops_eating_rented",
+    "biz_offices_rented",
+    "biz_commercial_rented_total",
+    "biz_childcare_rented",
+    "biz_eldercare_rented",
+    "biz_community_rented",
+    "biz_social_rented_total",
+    "market_flats_sold_national",
+    "market_flats_rented_national"
+  ]
+}

feature_data/02_feature_layer/training/outputs/feature_metadata_20260414.json

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+{
+  "export_date": "20260414",
+  "total_rows": 260699,
+  "train_rows": 178589,
+  "test_rows": 82110,
+  "columns": [
+    "resale_price",
+    "transaction_year",
+    "level_mid",
+    "lease_remaining_years",
+    "floor_area_sqm",
+    "room_count",
+    "dist_to_mrt_m",
+    "orientation_score",
+    "dist_to_highway_m",
+    "dist_to_foodcourt_m",
+    "dist_to_nearest_mall_m",
+    "mall_count_3km",
+    "mall_weighted_access_3km",
+    "dist_to_nearest_school_m",
+    "school_count_1km",
+    "primary_school_quality_1km_weighted",
+    "primary_school_count_1km",
+    "biz_shops_eating_rented",
+    "biz_offices_rented",
+    "biz_commercial_rented_total",
+    "biz_childcare_rented",
+    "biz_eldercare_rented",
+    "biz_community_rented",
+    "biz_social_rented_total",
+    "market_flats_sold_national",
+    "market_flats_rented_national",
+    "address_key",
+    "town_ANG MO KIO",
+    "town_BEDOK",
+    "town_BISHAN",
+    "town_BUKIT BATOK",
+    "town_BUKIT MERAH",
+    "town_BUKIT PANJANG",
+    "town_BUKIT TIMAH",
+    "town_CENTRAL AREA",
+    "town_CHOA CHU KANG",
+    "town_CLEMENTI",
+    "town_GEYLANG",
+    "town_HOUGANG",
+    "town_JURONG EAST",
+    "town_JURONG WEST",
+    "town_KALLANG/WHAMPOA",
+    "town_MARINE PARADE",
+    "town_PASIR RIS",
+    "town_PUNGGOL",
+    "town_QUEENSTOWN",
+    "town_SEMBAWANG",
+    "town_SENGKANG",
+    "town_SERANGOON",
+    "town_TAMPINES",
+    "town_TOA PAYOH",
+    "town_WOODLANDS",
+    "town_YISHUN",
+    "flat_type_1 ROOM",
+    "flat_type_2 ROOM",
+    "flat_type_3 ROOM",
+    "flat_type_4 ROOM",
+    "flat_type_5 ROOM",
+    "flat_type_EXECUTIVE",
+    "flat_type_MULTI-GENERATION",
+    "flat_model_2-room",
+    "flat_model_3Gen",
+    "flat_model_Adjoined flat",
+    "flat_model_Apartment",
+    "flat_model_DBSS",
+    "flat_model_Improved",
+    "flat_model_Improved-Maisonette",
+    "flat_model_Maisonette",
+    "flat_model_Model A",
+    "flat_model_Model A-Maisonette",
+    "flat_model_Model A2",
+    "flat_model_Multi Generation",
+    "flat_model_New Generation",
+    "flat_model_Premium Apartment",
+    "flat_model_Premium Apartment Loft",
+    "flat_model_Premium Maisonette",
+    "flat_model_Simplified",
+    "flat_model_Standard",
+    "flat_model_Terrace",
+    "flat_model_Type S1",
+    "flat_model_Type S2"
+  ],
+  "num_columns": 81,
+  "split_year": 2023,
+  "duplicates_removed": 2305,
+  "dropped_features": [
+    "trans_sold_count",
+    "trans_rented_count",
+    "trans_total_count",
+    "trans_rental_ratio",
+    "market_activity_score",
+    "yoy_volume_change",
+    "primary_school_top_quality_1km"
+  ],
+  "fix_notes": "primary_school_quality_1km_weighted recomputed from sgschooling Phase 2B/2C vacancy/applied data (was locked at constant due to 98% null competition_ratio_extracted)"
+}

feature_data/02_feature_layer/training/outputs/feature_metadata_20260415.json

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+  "export_date": "20260415",
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+  "train_rows": 180195,
+  "test_rows": 82809,
+  "columns": 86,
+  "split_year": 2023,
+  "duplicates_removed": 0
+}

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