{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013132","490:4900013061","490:4900013242","490:4900013250","466:4660009342","466:4660008658","490:4900013327","490:4900013325","487:4870000108","490:4900013367","466:4660010507","487:4870000192","487:4870000735","487:4870003933","466:4660007126","490:4900012962","487:4870000587","490:4900013311","466:4660009515","466:4660010184","487:4870001807","466:4660009327","490:4900013349","490:4900013326","466:4660008659"],"twin_admin_codes":[490,490,490,490,466,466,490,490,487,490,466,487,487,487,466,490,487,490,466,466,487,466,490,490,466],"twin_sims":[0.23710330539720795,0.19794272480218347,0.09089448754556056,0.08403744116132401,0.0592029116759725,0.04173641712926475,0.04133017810252626,0.04059126290076421,0.04020945329787811,0.03715196030690191,0.026716996387539736,0.025029149779133147,0.021748907577174216,0.02006603680241547,0.017904712085946028,0.01729981528008072,0.014967910686457602,0.014891669335779479,0.01439267217682451,0.014332706702006506,0.014012279151643273,0.012398334005125775,0.012302429392994876,0.011915867306670698,0.011760455552340749],"twin_dists":[0.22034762454220755,0.23375802690575131,0.28442547842701216,0.28903962379869386,0.30880562232997427,0.3273445793997151,0.32784819280464605,0.32877502315350887,0.32925952323951585,0.3332863143700655,0.3495749984121933,0.35270975265660487,0.3593649240822757,0.3631252856425805,0.36838098100583905,0.3699512764063301,0.37649476641174845,0.37672348142901724,0.3782464210772078,0.3784325578399943,0.379438989260922,0.3848404012914591,0.3851806029383607,0.38657613494312715,0.3871485315991902],"n_dims_used":45,"mean_confidence":0.9123300340440538},"coverage":{"mean_confidence":0.9123300340440538,"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}}