{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780002502","478:4780001285","478:4780001882","469:4690008625","478:4780001876","478:4780000988","478:4780003556","478:4780002409","478:4780001392","478:4780000930","478:4780003888","481:4810005179","478:4780003338","469:4690008461","478:4780000934","489:4890000863","485:4850001678","469:4690007354","469:4690008580","478:4780001579","489:4890000865","478:4780001889","478:4780000478","476:4760000409","498:4980001787"],"twin_admin_codes":[478,478,478,469,478,478,478,478,478,478,478,481,478,469,478,489,485,469,469,478,489,478,478,476,498],"twin_sims":[0.1300970238474582,0.11626713983168044,0.10863973921890938,0.08546160960969369,0.08151421705754948,0.08013297827955196,0.07684088839308187,0.07536969190740087,0.0751258408855806,0.07443740544799717,0.07251613089373285,0.07046443680293636,0.06968441517083852,0.0675694684665662,0.0632380811056976,0.05727521135934841,0.05633663966145634,0.05572889635719392,0.05444667203064822,0.05229910494229277,0.05176235861529168,0.0517455675661409,0.05112956967961156,0.05045668719584226,0.049697801674357694],"twin_dists":[0.2622998320243042,0.26943023834406704,0.27364514504849397,0.2880572805860861,0.29081318361704966,0.2918027307824137,0.2942176520417766,0.2953238495154509,0.29550888051245316,0.296033884906348,0.2975200997502869,0.29914282141671417,0.2997698188907911,0.30149903049518717,0.30518286124599797,0.3106084798491687,0.3115044471429397,0.3120912023799188,0.3133467170633444,0.315505523541096,0.3160565527782058,0.31607386708954555,0.3167123138421165,0.3174170725011063,0.31822136069722234],"n_dims_used":45,"mean_confidence":0.9147594875759548},"coverage":{"mean_confidence":0.9147594875759548,"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}}