Fix PEFT adapter export and model card

README.md

@@ -102,6 +102,8 @@ model = PeftModel.from_pretrained(model, adapter_id, subfolder=seed)
 model.eval()
 ```
 
+`score.weight` is newly initialized when the base model is loaded as a sequence-classification model; this is expected. The trained regression head is loaded from the adapter in the next step.
+
 ## Scoring example
 
 ```python
@@ -151,4 +153,3 @@ Raw and processed datasets are not redistributed in this model repository.
 - Dataset license: Creative Commons Attribution 4.0 International
 - Base model: `HuggingFaceBio/Carbon-500M`, Apache-2.0
 - Reproducibility package: https://github.com/muted-color/carbon-promoter-expression
-

seed_20260523/adapter_config.json

@@ -1,25 +1,46 @@
 {
+  "alora_invocation_tokens": null,
+  "alpha_pattern": {},
+  "arrow_config": null,
+  "auto_mapping": null,
   "base_model_name_or_path": "HuggingFaceBio/Carbon-500M",
   "bias": "none",
+  "corda_config": null,
+  "ensure_weight_tying": false,
+  "eva_config": null,
+  "exclude_modules": null,
   "fan_in_fan_out": false,
   "inference_mode": true,
   "init_lora_weights": true,
+  "layer_replication": null,
   "layers_pattern": null,
   "layers_to_transform": null,
   "loftq_config": {},
   "lora_alpha": 16,
+  "lora_bias": false,
   "lora_dropout": 0.05,
+  "megatron_config": null,
+  "megatron_core": "megatron.core",
   "modules_to_save": [
+    "classifier",
     "score"
   ],
   "peft_type": "LORA",
+  "peft_version": "0.18.1",
+  "qalora_group_size": 16,
   "r": 8,
+  "rank_pattern": {},
   "revision": null,
   "target_modules": [
-    "q_proj",
-    "k_proj",
     "v_proj",
-    "o_proj"
+    "o_proj",
+    "q_proj",
+    "k_proj"
   ],
-  "task_type": "SEQ_CLS"
-}
+  "target_parameters": null,
+  "task_type": "SEQ_CLS",
+  "trainable_token_indices": null,
+  "use_dora": false,
+  "use_qalora": false,
+  "use_rslora": false
+}

seed_20260523/adapter_model.safetensors

@@ -1,3 +1,3 @@
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-oid sha256:0a4247ddcb47397fa8f754ca3a23815232b8014b13d0888215f6c5af06f92c96
-size 6458128
+oid sha256:04dc24d9fae465311211cf673709055d1a9cd871cc538b98b95048a58abc39eb
+size 6454072

seed_20260524/adapter_config.json

@@ -1,25 +1,46 @@
 {
+  "alora_invocation_tokens": null,
+  "alpha_pattern": {},
+  "arrow_config": null,
+  "auto_mapping": null,
   "base_model_name_or_path": "HuggingFaceBio/Carbon-500M",
   "bias": "none",
+  "corda_config": null,
+  "ensure_weight_tying": false,
+  "eva_config": null,
+  "exclude_modules": null,
   "fan_in_fan_out": false,
   "inference_mode": true,
   "init_lora_weights": true,
+  "layer_replication": null,
   "layers_pattern": null,
   "layers_to_transform": null,
   "loftq_config": {},
   "lora_alpha": 16,
+  "lora_bias": false,
   "lora_dropout": 0.05,
+  "megatron_config": null,
+  "megatron_core": "megatron.core",
   "modules_to_save": [
+    "classifier",
     "score"
   ],
   "peft_type": "LORA",
+  "peft_version": "0.18.1",
+  "qalora_group_size": 16,
   "r": 8,
+  "rank_pattern": {},
   "revision": null,
   "target_modules": [
-    "q_proj",
-    "k_proj",
     "v_proj",
-    "o_proj"
+    "o_proj",
+    "q_proj",
+    "k_proj"
   ],
-  "task_type": "SEQ_CLS"
-}
+  "target_parameters": null,
+  "task_type": "SEQ_CLS",
+  "trainable_token_indices": null,
+  "use_dora": false,
+  "use_qalora": false,
+  "use_rslora": false
+}

seed_20260524/adapter_model.safetensors

@@ -1,3 +1,3 @@
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-size 6458144
+oid sha256:6444bae8cdb2cc9587361d6250fac53e871be0ab918f85e96440dba91bf44d6d
+size 6454072

seed_20260525/adapter_config.json

@@ -1,25 +1,46 @@
 {
+  "alora_invocation_tokens": null,
+  "alpha_pattern": {},
+  "arrow_config": null,
+  "auto_mapping": null,
   "base_model_name_or_path": "HuggingFaceBio/Carbon-500M",
   "bias": "none",
+  "corda_config": null,
+  "ensure_weight_tying": false,
+  "eva_config": null,
+  "exclude_modules": null,
   "fan_in_fan_out": false,
   "inference_mode": true,
   "init_lora_weights": true,
+  "layer_replication": null,
   "layers_pattern": null,
   "layers_to_transform": null,
   "loftq_config": {},
   "lora_alpha": 16,
+  "lora_bias": false,
   "lora_dropout": 0.05,
+  "megatron_config": null,
+  "megatron_core": "megatron.core",
   "modules_to_save": [
+    "classifier",
     "score"
   ],
   "peft_type": "LORA",
+  "peft_version": "0.18.1",
+  "qalora_group_size": 16,
   "r": 8,
+  "rank_pattern": {},
   "revision": null,
   "target_modules": [
-    "q_proj",
-    "k_proj",
     "v_proj",
-    "o_proj"
+    "o_proj",
+    "q_proj",
+    "k_proj"
   ],
-  "task_type": "SEQ_CLS"
-}
+  "target_parameters": null,
+  "task_type": "SEQ_CLS",
+  "trainable_token_indices": null,
+  "use_dora": false,
+  "use_qalora": false,
+  "use_rslora": false
+}

seed_20260525/adapter_model.safetensors

@@ -1,3 +1,3 @@
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-size 6458144
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+size 6454072