{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003837","480:4800004057","480:4800004216","480:4800003913","480:4800004221","480:4800004139","480:4800004387","480:4800004817","480:4800004136","480:4800004138","480:4800004304","480:4800004730","480:4800005583","480:4800005801","480:4800004901","480:4800004729","480:4800004986","480:4800003333","480:4800004731","480:4800004474","480:4800003829","480:4800004654","480:4800004135","480:4800004819","480:4800004299"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8551039792329425,0.5189539222282722,0.502051905868507,0.49329629265123326,0.45754165767318355,0.4542188527975078,0.4521439202366412,0.4233881965808672,0.41013864305271286,0.39859471736312846,0.3923767676316866,0.37842653730804504,0.3636810317054032,0.3568712188951753,0.3459665372800835,0.34256027752798185,0.3405053030792681,0.3395171783159381,0.3352860799169695,0.3343918559530019,0.328218826708837,0.3184722166686806,0.3162461293379092,0.28951778414698975,0.27821810849990836],"twin_dists":[0.07266757951101206,0.14875479090412455,0.15246310815773526,0.15439725580290678,0.1624093153438373,0.16316455385272505,0.16363718898928092,0.17027588393818266,0.1733967915865268,0.1761521453128809,0.17765128111118342,0.18105577840959924,0.18472134501106316,0.18643936539361597,0.18922612266446887,0.19010605332122069,0.190639165445779,0.1908961232362976,0.19200098322204331,0.19223545453117996,0.19386348131285513,0.19646881185973272,0.19707010040423018,0.2044884879024429,0.20774640416110174],"n_dims_used":42,"mean_confidence":0.9170301528204055},"coverage":{"mean_confidence":0.9170301528204055,"n_dims_used":42,"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}}