{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001455","489:4890001623","489:4890001454","489:4890001451","489:4890001313","489:4890001328","489:4890001543","477:4770000306","489:4890001530","489:4890001531","485:4850005608","489:4890001380","489:4890001376","477:4770000244","477:4770000116","477:4770000335","489:4890001583","489:4890001468","489:4890001377","489:4890000951","489:4890001622","485:4850005609","489:4890001315","489:4890001312","489:4890001240"],"twin_admin_codes":[489,489,489,489,489,489,489,477,489,489,485,489,489,477,477,477,489,489,489,489,489,485,489,489,489],"twin_sims":[0.7639940198007937,0.6834772935830763,0.6814497305265919,0.6754506826635869,0.6141613623521188,0.601638130964304,0.5154157265805289,0.5001975663833614,0.4952723942414593,0.49069135113008305,0.46838044787031424,0.45260205764553996,0.4506410175531507,0.45063153765733804,0.44176436895393273,0.4403467552986938,0.4390933830244179,0.4350984866286888,0.4279177993493817,0.418141093385107,0.40276807962589106,0.4011348833709337,0.4009319665356589,0.39714977720449773,0.39338248017956073],"twin_dists":[0.09529554419488177,0.11330562362226321,0.11374703786603506,0.11505078383932628,0.12824046264799163,0.13092213164933897,0.1495285156801208,0.1528719402039774,0.15395987805966807,0.15497460188935294,0.15995922995972925,0.16353276424920618,0.16398002617836546,0.16398219004897843,0.1660138017890896,0.16634004534054378,0.16662883267033365,0.16755146490340037,0.16921844894509203,0.1715067581653834,0.1751519488675164,0.1755428021480113,0.1755914139874823,0.17649955218179966,0.17740806556083089],"n_dims_used":45,"mean_confidence":0.919508531358507},"coverage":{"mean_confidence":0.919508531358507,"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}}