{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001996","470:4700001374","470:4700001236","470:4700001829","496:4960006043","470:4700001382","470:4700001979","496:4960012509","470:4700001102","470:4700001677","470:4700001234","470:4700001672","496:4960006576","470:4700001373","496:4960004584","470:4700002631","466:4660001576","470:4700005941","466:4660001108","493:4930002408","466:4660001689","466:4660001477","466:4660000699","470:4700001675","466:4660002192"],"twin_admin_codes":[466,470,470,470,496,470,470,496,470,470,470,470,496,470,496,470,466,470,466,493,466,466,466,470,466],"twin_sims":[0.7746743241040183,0.5845902326184449,0.5718919700453414,0.5326153216267929,0.4790833400889156,0.46391469640301697,0.4590293523155176,0.44013659106375985,0.4169671333486865,0.41343175407807203,0.39919021872200117,0.3925583610980717,0.3917080674867389,0.38315845744361005,0.38048156460058197,0.3736502168768782,0.3526098896512287,0.34963481511523997,0.34357031000734695,0.34243380228579934,0.3418821545163509,0.33247171012512183,0.3314577009504525,0.32278268202700877,0.31962155278916476],"twin_dists":[0.09280576142820825,0.1345745542768488,0.13729953023631505,0.14577864078300543,0.15755875956889664,0.1609662726986851,0.16207182116023516,0.16638844645543874,0.17178304336400071,0.1726171013304648,0.17600913640713484,0.1776073442008921,0.17781315619040894,0.1798943697088091,0.180550534431218,0.1822352571856113,0.18752301591437126,0.18828361398946064,0.18984465108273005,0.19013881476471042,0.19028178609232782,0.19274008442092125,0.19300721592088105,0.1953111934618165,0.19615929142780525],"n_dims_used":43,"mean_confidence":0.9113842276639716},"coverage":{"mean_confidence":0.9113842276639716,"n_dims_used":43,"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}}