add metric calc (NVIDIA#11381)

Signed-off-by: HuiyingLi <willwin.lee@gmail.com>

tutorials/llm/llama-3/nemo2-sft-peft/nemo2-peft.ipynb

@@ -499,6 +499,31 @@
     "```"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Step 5. Calculate Evaluation Metrics\n",
+    "\n",
+    "We can evaluate the model's predictions by calculating the Exact Match (EM) and F1 scores.\n",
+    "- Exact Match is a binary measure (0 or 1) checking if the model outputs match one of the\n",
+    "ground truth answer exactly.\n",
+    "- F1 score is the harmonic mean of precision and recall for the answer words.\n",
+    "\n",
+    "Below is a script that computes these metrics. The sample scores can be improved by training the model further and performing hyperparameter tuning. In this notebook, we only train for 20 steps.\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "tags": []
+   },
+   "outputs": [],
+   "source": [
+    "!python /opt/NeMo/scripts/metric_calculation/peft_metric_calc.py --pred_file peft_prediction.jsonl --label_field \"original_answers\" --pred_field \"prediction\""
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},

tutorials/llm/llama-3/nemo2-sft-peft/nemo2-sft.ipynb

@@ -606,6 +606,31 @@
     "{\"input\": \"Muckle Water is a long, narrow fresh water loch on Ward Hill on Rousay, Orkney, Scotland. It is the biggest loch on the island and is popular for fishing. It can be reached by a track from the roadside. The Suso Burn on the north eastern shore drains the loch into the Sound of Rousay.\\n\\nWhere is Muckle Water?\", \"category\": \"closed_qa\", \"label\": \"Muckle water is located in Rousay, Orkney, Scotland.\", \"prediction\": \" Muckle Water is a long, narrow fresh water loch on Ward Hill on Rousay,\"}\n",
     "```"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Step 5. Calculate Evaluation Metrics\n",
+    "\n",
+    "We can evaluate the model's predictions by calculating the Exact Match (EM) and F1 scores.\n",
+    "- Exact Match is a binary measure (0 or 1) checking if the model outputs match one of the\n",
+    "ground truth answer exactly.\n",
+    "- F1 score is the harmonic mean of precision and recall for the answer words.\n",
+    "\n",
+    "Below is a script that computes these metrics. The sample scores can be improved by training the model further and performing hyperparameter tuning. In this notebook, we only train for 20 steps."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "tags": []
+   },
+   "outputs": [],
+   "source": [
+    "!python /opt/NeMo/scripts/metric_calculation/peft_metric_calc.py --pred_file sft_prediction.jsonl --label_field \"label\" --pred_field \"prediction\""
+   ]
   }
  ],
  "metadata": {