diff --git a/experiments/boston/stage1/params.json b/experiments/boston/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..8b530a1131567dc32b0e6274dbda45f143ce4cab
--- /dev/null
+++ b/experiments/boston/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "neg_mean_squared_error",
+    "best_score_train": -13.33228274304088,
+    "best_score_test": -13.650326577972058,
+    "best_parameters": {
+        "max_features": "auto",
+        "min_samples_leaf": 1,
+        "max_depth": 20,
+        "n_estimators": 1000
+    },
+    "random_seed": [
+        1812,
+        1844,
+        1376,
+        383,
+        310,
+        1620,
+        54,
+        1502,
+        324,
+        1536,
+        1202,
+        1069,
+        645,
+        1706,
+        423
+    ]
+}
\ No newline at end of file
diff --git a/experiments/breast_cancer/stage1/params.json b/experiments/breast_cancer/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..d2bca84adc1377209cdc03c17d8a3d965bf233da
--- /dev/null
+++ b/experiments/breast_cancer/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.9562271062271059,
+    "best_score_test": 0.9514619883040936,
+    "best_parameters": {
+        "max_depth": 20,
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_features": "log2"
+    },
+    "random_seed": [
+        1505,
+        5,
+        484,
+        284,
+        289,
+        1014,
+        1752,
+        497,
+        1350,
+        781,
+        408,
+        256,
+        1494,
+        1940,
+        842
+    ]
+}
\ No newline at end of file
diff --git a/experiments/california_housing/stage1/none_with_params_26.json b/experiments/california_housing/stage1/none_with_params_26.json
new file mode 100644
index 0000000000000000000000000000000000000000..d9b0d39f92b13a9419668ec1e5b189207eda0ddb
--- /dev/null
+++ b/experiments/california_housing/stage1/none_with_params_26.json
@@ -0,0 +1,37 @@
+{
+    "experiment_configuration": null,
+    "experiment_configuration_path": "experiments",
+    "dataset_name": "california_housing",
+    "normalize_D": false,
+    "dataset_normalizer": "standard",
+    "forest_size": null,
+    "extracted_forest_size_samples": 5,
+    "extracted_forest_size_stop": 0.1,
+    "models_dir": "./models",
+    "dev_size": 0.2,
+    "test_size": 0.2,
+    "random_seed_number": 1,
+    "seeds": [
+        1,
+        2,
+        3
+    ],
+    "subsets_used": "train,dev",
+    "normalize_weights": false,
+    "verbose": false,
+    "skip_best_hyperparams": false,
+    "save_experiment_configuration": [
+        "1",
+        "none_with_params"
+    ],
+    "job_number": -1,
+    "extraction_strategy": "none",
+    "extracted_forest_size": [
+        16,
+        33,
+        50,
+        66,
+        83
+    ],
+    "experiment_id": 26
+}
\ No newline at end of file
diff --git a/experiments/california_housing/stage1/params.json b/experiments/california_housing/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..617c93c1725070111e2ac5a0292ef450c389df3c
--- /dev/null
+++ b/experiments/california_housing/stage1/params.json
@@ -0,0 +1,16 @@
+{
+    "scorer": "neg_mean_squared_error",
+    "best_score_train": -0.2535049905518054,
+    "best_score_test": -0.24128661227361273,
+    "best_parameters": {
+        "max_features": "log2",
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_depth": 18
+    },
+    "random_seed": [
+        1012,
+        529,
+        42
+    ]
+}
\ No newline at end of file
diff --git a/experiments/diabetes/stage1/params.json b/experiments/diabetes/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..2ade87a85a4ae7ca8a30eeea974173163e576848
--- /dev/null
+++ b/experiments/diabetes/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "neg_mean_squared_error",
+    "best_score_train": -3565.203897624773,
+    "best_score_test": -3305.635542701523,
+    "best_parameters": {
+        "max_features": "auto",
+        "min_samples_leaf": 1,
+        "max_depth": 15,
+        "n_estimators": 108
+    },
+    "random_seed": [
+        661,
+        1004,
+        469,
+        1399,
+        32,
+        992,
+        312,
+        895,
+        170,
+        913,
+        347,
+        787,
+        1596,
+        752,
+        1093
+    ]
+}
\ No newline at end of file
diff --git a/experiments/diamonds/stage1/params.json b/experiments/diamonds/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..3d5d8fa0176b7ad36d1e30fb24a28b0185133357
--- /dev/null
+++ b/experiments/diamonds/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "neg_mean_squared_error",
+    "best_score_train": -627872.5455188936,
+    "best_score_test": -551230.808602097,
+    "best_parameters": {
+        "max_features": "auto",
+        "min_samples_leaf": 1,
+        "max_depth": 12,
+        "n_estimators": 429
+    },
+    "random_seed": [
+        83,
+        1000,
+        1262,
+        1117,
+        1899,
+        1378,
+        1904,
+        1661,
+        57,
+        1143,
+        1350,
+        871,
+        1030,
+        1585,
+        745
+    ]
+}
\ No newline at end of file
diff --git a/experiments/digits/stage1/params.json b/experiments/digits/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..845a1aec4ffdb77db0d9eda6ca712dbb80c5bfb9
--- /dev/null
+++ b/experiments/digits/stage1/params.json
@@ -0,0 +1,18 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.9667536988685814,
+    "best_score_test": 0.9738888888888889,
+    "best_parameters": {
+        "max_features": "sqrt",
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_depth": 20
+    },
+    "random_seed": [
+        1,
+        103,
+        519,
+        213,
+        953
+    ]
+}
\ No newline at end of file
diff --git a/experiments/iris/stage1/omp_with_params.json b/experiments/iris/stage1/omp_with_params.json
index 941788592683f9ffad87edbce1a3924cd7d14895..47b8826df196929c56cde3a1036c452764564b2e 100644
--- a/experiments/iris/stage1/omp_with_params.json
+++ b/experiments/iris/stage1/omp_with_params.json
@@ -7,17 +7,13 @@
     "dataset_normalizer": "standard",
     "forest_size": null,
     "extracted_forest_size_samples": 5,
-    "extracted_forest_size_stop": 0.05,
+    "extracted_forest_size_stop": 0.4,
     "models_dir": "models/iris/stage1",
     "dev_size": 0.2,
     "test_size": 0.2,
     "random_seed_number": 1,
     "seeds": [
-        1,
-        2,
-        3,
-        4,
-        5
+        1
     ],
     "subsets_used": "train,dev",
     "normalize_weights": false,
@@ -30,10 +26,10 @@
     "job_number": -1,
     "extraction_strategy": "omp",
     "extracted_forest_size": [
-        8,
-        17,
-        25,
-        33,
-        42
+        7,
+        13,
+        20,
+        27,
+        33
     ]
 }
\ No newline at end of file
diff --git a/experiments/iris/stage1/params.json b/experiments/iris/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..e3eacac482d4747992a15987eaaabc54ac23c13b
--- /dev/null
+++ b/experiments/iris/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.9541666666666668,
+    "best_score_test": 0.9155555555555556,
+    "best_parameters": {
+        "max_features": "sqrt",
+        "min_samples_leaf": 1,
+        "max_depth": 1,
+        "n_estimators": 1000
+    },
+    "random_seed": [
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+        577,
+        1262,
+        261,
+        1942,
+        121,
+        1710,
+        633,
+        1852,
+        821,
+        423,
+        574,
+        1452,
+        68,
+        624
+    ]
+}
\ No newline at end of file
diff --git a/experiments/lfw_pairs/stage1/params.json b/experiments/lfw_pairs/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..44037fe5096d52ae44f103cf579c63fe735f6fc8
--- /dev/null
+++ b/experiments/lfw_pairs/stage1/params.json
@@ -0,0 +1,16 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.6231060606060606,
+    "best_score_test": 0.6174242424242423,
+    "best_parameters": {
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_depth": 16,
+        "max_features": "auto"
+    },
+    "random_seed": [
+        226,
+        674,
+        1639
+    ]
+}
\ No newline at end of file
diff --git a/experiments/linnerud/stage1/params.json b/experiments/linnerud/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..7e45dc06e3b617f4fb98c6645b9d3a193ba9d44b
--- /dev/null
+++ b/experiments/linnerud/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "neg_mean_squared_error",
+    "best_score_train": -223.81438159498393,
+    "best_score_test": -262.4415311793658,
+    "best_parameters": {
+        "max_depth": 1,
+        "min_samples_leaf": 1,
+        "max_features": "sqrt",
+        "n_estimators": 1000
+    },
+    "random_seed": [
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+        686,
+        1657,
+        922,
+        502,
+        1414,
+        1259,
+        1256,
+        1923,
+        1813,
+        1854,
+        136,
+        1129,
+        777
+    ]
+}
\ No newline at end of file
diff --git a/experiments/olivetti_faces/stage1/params.json b/experiments/olivetti_faces/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..c9d83bfd06cf6a9f18bb319538626b322f5b5b7b
--- /dev/null
+++ b/experiments/olivetti_faces/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.8890625,
+    "best_score_test": 0.89,
+    "best_parameters": {
+        "max_features": "log2",
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_depth": 18
+    },
+    "random_seed": [
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+        285,
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+        1974,
+        1216,
+        540,
+        1292,
+        1642,
+        712,
+        1511
+    ]
+}
\ No newline at end of file
diff --git a/experiments/steel-plates/stage1/omp_with_params.json b/experiments/steel-plates/stage1/omp_with_params.json
new file mode 100644
index 0000000000000000000000000000000000000000..b15e5b324a726b63131cbd9daa10e825a22f8df3
--- /dev/null
+++ b/experiments/steel-plates/stage1/omp_with_params.json
@@ -0,0 +1,39 @@
+{
+    "experiment_id": 3,
+    "experiment_configuration": null,
+    "experiment_configuration_path": "experiments",
+    "dataset_name": "steel-plates",
+    "normalize_D": false,
+    "dataset_normalizer": "standard",
+    "forest_size": null,
+    "extracted_forest_size_samples": 5,
+    "extracted_forest_size_stop": 0.4,
+    "models_dir": "models/steel/stage1",
+    "dev_size": 0.2,
+    "test_size": 0.2,
+    "random_seed_number": 1,
+    "seeds": [
+        1,
+        2,
+        3,
+        4,
+        5
+    ],
+    "subsets_used": "train,dev",
+    "normalize_weights": false,
+    "verbose": false,
+    "skip_best_hyperparams": false,
+    "save_experiment_configuration": [
+        "1",
+        "omp_with_params"
+    ],
+    "job_number": -1,
+    "extraction_strategy": "omp",
+    "extracted_forest_size": [
+        7,
+        13,
+        20,
+        27,
+        33
+    ]
+}
\ No newline at end of file
diff --git a/experiments/wine/stage1/params.json b/experiments/wine/stage1/params.json
new file mode 100644
index 0000000000000000000000000000000000000000..2ede59c2abaa9ee572d84cd256eedb226ac80773
--- /dev/null
+++ b/experiments/wine/stage1/params.json
@@ -0,0 +1,28 @@
+{
+    "scorer": "accuracy",
+    "best_score_train": 0.9846607669616517,
+    "best_score_test": 0.9796296296296295,
+    "best_parameters": {
+        "max_depth": 20,
+        "min_samples_leaf": 1,
+        "n_estimators": 1000,
+        "max_features": "log2"
+    },
+    "random_seed": [
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+        1213,
+        1160
+    ]
+}
\ No newline at end of file