{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004083","489:4890003764","489:4890004770","489:4890003896","489:4890004586","479:4790001428","479:4790001072","484:4840003457","469:4690005632","479:4790001146","498:4980003525","469:4690005898","479:4790001514","469:4690003113","489:4890005359","484:4840003461","489:4890004268","489:4890003776","472:4720005709","472:4720005341","469:4690001639","469:4690003194","469:4690005549","489:4890003773","489:4890005062"],"twin_admin_codes":[489,489,489,489,489,479,479,484,469,479,498,469,479,469,489,484,489,489,472,472,469,469,469,489,489],"twin_sims":[0.4633502342638232,0.44590658283980006,0.44305530718329356,0.3851088135435573,0.3738884556316982,0.339398048114757,0.3209770103249886,0.31715171151012966,0.29761668680207226,0.2970068693674025,0.29438609090034656,0.29383905560572626,0.2891012767061607,0.27807242605448684,0.2765410826971467,0.2705526630164815,0.26567804375027776,0.2604724616651299,0.2604186791616554,0.25859066976017314,0.2531954904511698,0.2483171478507384,0.24795038393841085,0.2429370122130064,0.24196930068875197],"twin_dists":[0.1610937996077068,0.16506284057151618,0.16571706403874215,0.17941767709896092,0.1821762514322412,0.19092712965740682,0.19579506387710843,0.19682520622711153,0.20219992935500622,0.2023709588186337,0.20310834669657965,0.2032627500608879,0.20460720489329934,0.20778892533952195,0.20823671166657579,0.21000254906231255,0.2114578469432129,0.21303043674158756,0.2130467865779009,0.21360376761496636,0.21526228278977433,0.21678137509035963,0.2168963521978,0.2184790823955003,0.21878701135334203],"n_dims_used":45,"mean_confidence":0.9196590847439237},"coverage":{"mean_confidence":0.9196590847439237,"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}}