fix omicsprocessing reference

NOM_visualizations/R/NOM_R_notebook.ipynb

@@ -648,7 +648,7 @@
    "source": [
     "### Get all records for biosamples that were processed for NOM analysis\n",
     "\n",
-    "Finally, we are able to use the inputs to the OmicsProcessing records obtained above to identify the original biosamples used. This will allow us to connect the sampling metadata to the processed NOM results. Here, we can add fields to the API query to retrieve more information about the original biosample. \n",
+    "Finally, we are able to use the inputs to the DataGeneration records obtained above to identify the original biosamples used. This will allow us to connect the sampling metadata to the processed NOM results. Here, we can add fields to the API query to retrieve more information about the original biosample. \n",
     "\n",
     "In this case, we are interested in the environments from which the samples were taken, so the `fields` argument includes the trio of environmental terms required for each NMDC biosample: `env_broad_scale`, `env_local_scale`, and `env_medium`. \n",
     "\n",