{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000674","489:4890000619","489:4890000676","489:4890000471","489:4890001156","489:4890000798","489:4890001214","489:4890001278","489:4890001215","489:4890000520","489:4890001344","489:4890001418","489:4890001276","489:4890000969","489:4890000618","489:4890000732","489:4890000573","489:4890001149","489:4890001345","489:4890000844","470:4700004492","489:4890001275","489:4890000620","489:4890000909","489:4890000518"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489],"twin_sims":[0.9775442146641861,0.9376226211529757,0.9121110387194059,0.8834504111181756,0.8807071058013347,0.8797470495669992,0.8680138391591062,0.8668689389434678,0.8668434040584257,0.8652978517668576,0.8472027042887343,0.844085054444046,0.8364596244888038,0.8328189735233082,0.8326662184908832,0.8282726132213201,0.81960338560965,0.8169019572752462,0.8166889552689692,0.8161840472743397,0.8031774053046984,0.7940919670178456,0.7905515469984707,0.7863536438928771,0.7862933602375637],"twin_dists":[0.02767987971187967,0.046613085689852125,0.055707993655755086,0.06465613659309002,0.065462452954375,0.06574288534450234,0.06910192260411152,0.06942334508573555,0.06943050168391583,0.06986269524306915,0.07479130909162617,0.07561818957696925,0.077616068054904,0.0785582806122564,0.07859765661647333,0.07972494021853374,0.08192079350872465,0.08259776317691445,0.08265099972093176,0.08277711224646232,0.08598822213057676,0.08819156623363197,0.08904208798484363,0.09004501935406117,0.09005937926314482],"n_dims_used":45,"mean_confidence":0.9156319512261285},"coverage":{"mean_confidence":0.9156319512261285,"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}}