{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000613","472:4720002255","470:4700000327","499:4990000949","472:4720003184","470:4700000487","472:4720004906","500:5000003580","488:4880004550","467:4670000577","488:4880004078","499:4990001469","473:4730003494","467:4670000541","499:4990001029","472:4720005574","496:4960001372","496:4960001624","477:4770003619","472:4720003663","472:4720001494","488:4880004615","477:4770001834","488:4880002206","470:4700004683"],"twin_admin_codes":[499,472,470,499,472,470,472,500,488,467,488,499,473,467,499,472,496,496,477,472,472,488,477,488,470],"twin_sims":[0.4824337314278217,0.22751626416613593,0.22213744876213076,0.21648953947509872,0.19106366677248582,0.18779838898201315,0.17403889045408708,0.17018245368350587,0.1616922730563726,0.1560948051552898,0.15274340559856342,0.14754658643110066,0.1447905862683723,0.14267006600165824,0.1425176401768109,0.1422450034153464,0.1414615515951685,0.1411106303234992,0.14085045271848556,0.13678895551179676,0.13637454736405544,0.13490069688741516,0.13411752384145603,0.13187551315256046,0.12816579413893434],"twin_dists":[0.1568109219221955,0.22348478990575105,0.22528330828091137,0.22720338348737049,0.23629652552927877,0.23752380584315838,0.24286713146356692,0.24441841343535042,0.24792493992045334,0.2503104070987906,0.2517687100463105,0.25407720825863195,0.25532589689332735,0.25629870719419895,0.2563690467266024,0.2564949992753897,0.2568579399634542,0.25702099243381354,0.2571420766874421,0.25905425680963323,0.25925173875488655,0.25995775159206275,0.26033526896883813,0.26142523804338497,0.26325982003765797],"n_dims_used":45,"mean_confidence":0.9233988444010417},"coverage":{"mean_confidence":0.9233988444010417,"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}}