{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000599","490:4900000402","490:4900000397","490:4900000409","490:4900000490","490:4900000493","490:4900000425","490:4900000278","490:4900000281","487:4870002993","490:4900000334","496:4960008964","490:4900000338","490:4900000268","490:4900000190","490:4900000200","487:4870002635","490:4900000497","490:4900000111","490:4900001091","487:4870002865","490:4900000089","490:4900000498","496:4960008375","490:4900000482"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,496,490,490,490,490,487,490,490,490,487,490,490,496,490],"twin_sims":[0.7650805100168863,0.7082100625510074,0.5477947671177753,0.5371949383057916,0.532053424712151,0.5217437291755564,0.5200794275533102,0.5161923995272353,0.4965469959107658,0.4861751752194607,0.4807949711891322,0.4775654828371955,0.46842573328359266,0.45342888655323466,0.44520377971574726,0.42901219202369434,0.4261805049258206,0.4205441688439019,0.4150009345654653,0.41169700667061315,0.4111231384043937,0.3954351367024255,0.38631587710466503,0.38362145810923937,0.3671559812637173],"twin_dists":[0.09504367407959227,0.10788412341085844,0.1424900789007071,0.14478462794459787,0.1459007206831357,0.14814560826311793,0.14850893309565402,0.1493585645540136,0.1536780333048649,0.15597772120640804,0.15717650143725495,0.15789810847158994,0.15994903487565418,0.16334440114351478,0.16522394918461727,0.16896365733133056,0.1696234691760928,0.17094223551144674,0.17224652601837304,0.1730274878463722,0.17316341286435627,0.17691255613878812,0.17912323091608998,0.17978110156027444,0.18385095030661164],"n_dims_used":45,"mean_confidence":0.9087744818793403},"coverage":{"mean_confidence":0.9087744818793403,"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}}