{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006603","489:4890004284","479:4790000298","499:4990001846","500:5000005327","472:4720003417","474:4740002067","479:4790002372","474:4740004326","466:4660011731","474:4740005116","473:4730004293","499:4990003920","500:5000002431","478:4780006238","477:4770001345","478:4780007471","472:4720008007","478:4780004436","499:4990000227","496:4960006986","487:4870007534","500:5000001265","472:4720006929","467:4670003623"],"twin_admin_codes":[485,489,479,499,500,472,474,479,474,466,474,473,499,500,478,477,478,472,478,499,496,487,500,472,467],"twin_sims":[0.09321344070058381,0.046640518071898646,0.04094104738472424,0.031158816597791093,0.026411911815261375,0.02421057383186104,0.015642241166699135,0.01318119133630327,0.01195566190809373,0.011499093493548027,0.009881156483230203,0.008997617831168704,0.00892812125355698,0.00889473740915138,0.008863764610034382,0.00882965410576246,0.00798316513202787,0.006961010169835824,0.006338606045302675,0.006211397513254343,0.00620972135756781,0.005961153407623801,0.005665695314491778,0.005628088613815358,0.004932957137236984],"twin_dists":[0.2829275302996961,0.3215691061981738,0.3283345257407448,0.3420736227891427,0.3501287151270309,0.35429635431657275,0.37451533946210586,0.3821473473754919,0.38643063302858854,0.38812646985351584,0.39466143811245874,0.39864467395739805,0.3989726194342126,0.3991309657321542,0.3992783518752674,0.3994412028225067,0.4036744897165993,0.4093593849232507,0.41320079532340875,0.41402753646351875,0.4140385314913816,0.41569945808546926,0.41775701632334744,0.4180258239567326,0.4233118067766273],"n_dims_used":45,"mean_confidence":0.9070271809895833},"coverage":{"mean_confidence":0.9070271809895833,"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}}