{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004233","497:4970000958","490:4900007325","497:4970001046","497:4970001136","490:4900006581","497:4970000398","490:4900006344","497:4970002583","490:4900006345","490:4900004371","490:4900004093","497:4970000987","468:4680003033","497:4970000792","497:4970000286","490:4900003433","497:4970001209","490:4900005776","490:4900007321","490:4900006341","490:4900005585","497:4970000341","497:4970000587","490:4900006826"],"twin_admin_codes":[490,497,490,497,497,490,497,490,497,490,490,490,497,468,497,497,490,497,490,490,490,490,497,497,490],"twin_sims":[0.0007570874311334252,0.00017936746320702327,0.00006458598038353318,0.00004047189668450078,0.0000389804507793337,0.00002985389947578603,0.000026521814284876393,0.000017892688955786173,0.000013866301120454403,0.000012625471013174739,0.00001214274969208188,0.000009779429696887219,0.000009545441274730865,0.000007443510999631704,0.000006033217958736223,0.0000050503182171328945,0.000004782996672819067,0.000004768731756150786,0.000003953057027666761,0.0000034407909957976007,0.000002969298507134509,0.0000026900813813018376,0.0000023985918603491935,0.0000023238020770286097,0.0000018305744589603225],"twin_dists":[0.4923607354849438,0.5394428404118403,0.5704880274470034,0.5841437029939224,0.58522689963259,0.592865159104462,0.5962227228111189,0.6072550602824168,0.6142953154694382,0.616864010984485,0.6179290614060736,0.6238094673400245,0.6244639482041049,0.6311463922511882,0.6367355531686893,0.6414290244070232,0.6428575458979479,0.6429359112461559,0.6478386607134663,0.6514421731546454,0.6552469671732996,0.6577841899878072,0.6607185993274697,0.6615267865862342,0.6675821713793127],"n_dims_used":45,"mean_confidence":0.9150284661187066},"coverage":{"mean_confidence":0.9150284661187066,"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}}