{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007195","490:4900006342","490:4900007191","490:4900006826","490:4900007081","490:4900006947","490:4900007315","490:4900007325","490:4900006714","490:4900006345","490:4900006581","490:4900006583","490:4900007322","490:4900007193","490:4900006835","490:4900006218","490:4900006707","490:4900006958","490:4900007321","490:4900007317","490:4900005328","490:4900007693","490:4900006343","490:4900006566","490:4900006224"],"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":[0.17443118626555218,0.1379695569536595,0.07082904391637565,0.04513691107205596,0.03025538379641031,0.0298969691425165,0.02532745091896947,0.023379261118735617,0.0216557581087893,0.02042553081510244,0.018918153548234316,0.016384390214339094,0.011541099862733292,0.004746230992928644,0.00422571341138657,0.0027786346136008163,0.0018369895134971856,0.0017797423321356733,0.0015040073480563957,0.0014119345120338258,0.0013307599233524656,0.001180534812443865,0.001126558975691393,0.0010609547434231184,0.0009919116280709937],"twin_dists":[0.24271070969663897,0.25849409747532825,0.29885167297133075,0.32328339743327333,0.34352138893578676,0.3441060346524322,0.3521427135034062,0.3559559009675342,0.35956632662692484,0.3622995257973891,0.36585130453321607,0.3724217994902726,0.387967972280312,0.4248466032548995,0.4294337650548047,0.44559615286595156,0.46099505630891674,0.46215199639152177,0.4682555133619235,0.4705255893818505,0.4726434028077505,0.47689896572082474,0.47855135725863374,0.4806614621125788,0.4830170485141405],"n_dims_used":45,"mean_confidence":0.9157180786132812},"coverage":{"mean_confidence":0.9157180786132812,"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}}