{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011088","490:4900010508","490:4900010775","490:4900011007","490:4900010587","490:4900010927","490:4900010672","490:4900010757","490:4900010421","490:4900011587","490:4900010501","490:4900011018","490:4900010586","490:4900010678","490:4900010427","490:4900011082","490:4900010847","490:4900010846","490:4900011390","490:4900010776","490:4900010245","490:4900010838","490:4900011320","490:4900010329","490:4900010502"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6672504774475306,0.46631097877684413,0.45240902487817414,0.42112058449090684,0.40286814352412864,0.3800987802517248,0.3351463757507515,0.30915781108619256,0.2777796948748271,0.26220027657154366,0.2584954249470737,0.2448306586541275,0.22551569108340824,0.21860242420917375,0.21793443072431928,0.21669824974467233,0.21004707351492893,0.20570342363474953,0.1972064360421897,0.19261904735384386,0.1852594771407417,0.1835819328320962,0.1686418245098464,0.1635541140875385,0.1562453599126828],"twin_dists":[0.11682782608285815,0.16042548902101783,0.16357675806608166,0.1708070292565091,0.1751280250318683,0.18064454462969237,0.19203759216314328,0.19900089394545925,0.2078744075460473,0.21250630607784873,0.2136328558713388,0.21787880371349586,0.2241503877132457,0.22648119289640545,0.2267090060652871,0.2271318352520508,0.22943522781279874,0.23096634602060145,0.2340267773451836,0.23571707015720356,0.23848845118725795,0.23913093628272422,0.24504519161353244,0.24714479341529078,0.25024543575789093],"n_dims_used":45,"mean_confidence":0.8926644219292534},"coverage":{"mean_confidence":0.8926644219292534,"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}}