diff --git a/config/human_against_plant.json b/config/human_against_plant.json
new file mode 100644
index 0000000..e69de29
diff --git a/config/ncbi.json b/config/ncbi.json
new file mode 100644
index 0000000..396de81
--- /dev/null
+++ b/config/ncbi.json
@@ -0,0 +1,19 @@
+{
+    "populate_owl_tag_embeddings" : {
+        "debug_nb_terms_by_ontology" : -1
+    },
+
+    "populate_ncbi_abstract_embeddings" : {
+        "debug_nb_ncbi_request" : -1,
+        "debug_nb_abstracts_by_search" : -1,
+        "retmax" : 15,
+        "selected_term" : [
+            "mass+AND+spectrometry+AND+glucosinolate"
+        ]
+    },
+
+    "compute_tag_chunk_similarities" : {
+        "threshold_similarity_tag_chunk" : 0.55,
+        "debug_nb_similarity_compute" : -1
+    }
+}