{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009139","490:4900008026","490:4900008583","490:4900008807","490:4900009017","490:4900007917","490:4900008467","490:4900007798","490:4900008246","490:4900009252","490:4900008038","490:4900006218","490:4900008909","490:4900008370","490:4900009413","490:4900008027","490:4900007693","490:4900008695","490:4900009035","490:4900009124","490:4900009414","490:4900008244","490:4900009019","490:4900008034","490:4900008243"],"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":[0.005957941851321948,0.00041014958366146953,0.00031817539423008426,0.00020363604386646218,0.00007792195961896274,0.00006377553219174359,0.000047443337264137075,0.00004251212320575176,0.00002389585707465164,0.000023260034141865534,0.000022915200195884796,0.00002024792160015438,0.000017564811820352753,0.000015588889845735048,0.000014765153275273265,0.000014696038922266802,0.00001213826651843683,0.00001098005410925477,0.000010749208157845654,0.00000800698987127965,0.000007691298694689908,0.000006538547935177135,0.000006417126827354701,0.000004304308852916081,0.000004097557011762141],"twin_dists":[0.41572132356809566,0.5129298663616558,0.521212960809444,0.535460281327365,0.5649108087138693,0.5708612649817665,0.5795364162433866,0.5827218381507651,0.5991650901750702,0.5999238124795758,0.6003436088146837,0.6038104574763005,0.6077685578061669,0.6110715967706667,0.6125682890055777,0.6126974692533191,0.6179391412598405,0.6206704382575251,0.6212476143896709,0.6291931872009937,0.630270621213954,0.6346012313416055,0.6350992587751179,0.6456184465531785,0.6469032336721653],"n_dims_used":45,"mean_confidence":0.8991041395399305},"coverage":{"mean_confidence":0.8991041395399305,"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}}