{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002401","489:4890002649","489:4890002908","489:4890003510","489:4890002408","489:4890002238","489:4890002652","489:4890003367","489:4890003370","489:4890003371","489:4890003487","489:4890003552","489:4890002407","489:4890002820","489:4890002322","489:4890003489","489:4890003144","489:4890003451","489:4890002818","489:4890003299","489:4890003369","489:4890002487","489:4890003439","489:4890003061","489:4890003509"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9243787311582946,0.8779058963249664,0.8603595501362409,0.8547970485003337,0.8347285364799031,0.8201782666294605,0.8188799591615346,0.8185687540107388,0.8180256462360195,0.8132100882988812,0.8100106417304456,0.8095879289145295,0.8071135881904627,0.8032149015403232,0.8026861025450175,0.8018594095367632,0.7976509841159279,0.7962173801683436,0.7933007342256265,0.7913644845900051,0.7897351058203802,0.789634101857736,0.7890266284574596,0.7867213939282308,0.7860566770833108],"twin_dists":[0.051504170413853335,0.06627821500296262,0.07123112937363588,0.07275086274917679,0.07806498487341489,0.08177629655559744,0.08210240978784211,0.08218046366283988,0.08231657508579712,0.08351763508753422,0.0843100305381887,0.0844143986331191,0.08502383206121801,0.0859790641883461,0.08610816557517173,0.08630977808926815,0.08733209792007186,0.0876788501962945,0.08838202539493233,0.08884717904677826,0.08923760963866828,0.0892617823679963,0.08940709295645448,0.08995739342238393,0.09011574704755623],"n_dims_used":45,"mean_confidence":0.9140731811523437},"coverage":{"mean_confidence":0.9140731811523437,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}