{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010163","490:4900009962","490:4900007904","490:4900010926","490:4900012045","490:4900010939","490:4900010518","490:4900010604","490:4900010340","490:4900009861","490:4900011840","490:4900011161","490:4900011643","490:4900011364","490:4900009442","490:4900010503","490:4900009954","490:4900009850","490:4900010907","490:4900010232","490:4900010248","490:4900010317","490:4900010596","490:4900010233","490:4900011439"],"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":[0.35724757485095104,0.21200306436075203,0.09272328347560486,0.052673536707907885,0.048971924483461826,0.027878872327812432,0.021289925559479367,0.012374747133364093,0.009883343418774233,0.004437957301212235,0.004035055353803517,0.0021176247183506023,0.0019676901079401336,0.0017535780926498411,0.0008916094888646031,0.0005814328896144164,0.000540614827726789,0.0004473562266807481,0.0003283918346864216,0.00032696325138899815,0.00031793993144175017,0.0002234518837168118,0.0001977312917328058,0.00017928761779949085,0.00015711341332822187],"twin_dists":[0.18634398051044052,0.22875277937050045,0.28324167712661075,0.3151239029034133,0.3190003010709532,0.3475149167413262,0.3603646707605898,0.3849238539920304,0.39465197991551487,0.42750456049087215,0.43124335118019635,0.4557636157140004,0.45847331062561864,0.46269221822107365,0.4867255796685035,0.5013227549332628,0.5037658259175246,0.5100664150245311,0.520189169852975,0.5203305169729242,0.5212369181686078,0.5325270338315213,0.5363863986281441,0.5394567623471576,0.5435691094138668],"n_dims_used":45,"mean_confidence":0.8825675116644965},"coverage":{"mean_confidence":0.8825675116644965,"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}}