{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005279","491:4910005530","491:4910000811","491:4910005681","497:4970001630","491:4910005328","497:4970000141","491:4910000810","497:4970001555","497:4970001478","491:4910005430","491:4910005724","497:4970001404","491:4910005595","497:4970001889","491:4910005026","491:4910005075","491:4910005378","497:4970001553","497:4970001716","491:4910005078","491:4910005891","491:4910005252","491:4910004934","497:4970001632"],"twin_admin_codes":[491,491,491,491,497,491,497,491,497,497,491,491,497,491,497,491,491,491,497,497,491,491,491,491,497],"twin_sims":[0.03458452467098584,0.023456064801412265,0.005014117142809783,0.003992390370143626,0.0030848378386455193,0.002949026314004168,0.002215597840294421,0.00203688812936617,0.0015709679849569753,0.0014720500642215824,0.0013616530879756803,0.001184557939066418,0.0011045028579027352,0.0010648765232498924,0.0008890430059916983,0.0008488733047025377,0.0007088129069772475,0.000577849926688617,0.0005727487849963849,0.0005282483228365126,0.0005238483117226139,0.0005180802358399423,0.0004741341206515129,0.00047284493588489404,0.0004110284705944948],"twin_dists":[0.3368909634397856,0.35580045293920676,0.422661066644832,0.431658921350244,0.4416212385434742,0.4433375617891642,0.45408671365066494,0.45719996215669134,0.466683809002444,0.46902851731361256,0.4718236920586578,0.47677862238367746,0.47924776703976485,0.4805319674701672,0.4868254665499657,0.4884247988454675,0.4946127584820993,0.5015306884564723,0.5018288128171083,0.5045400374548972,0.5048195893419308,0.5051894004131923,0.5081403114386148,0.5082306827283565,0.5128594707896509],"n_dims_used":45,"mean_confidence":0.8727559407552083},"coverage":{"mean_confidence":0.8727559407552083,"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}}