{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000029","477:4770000000","477:4770000004","477:4770000074","477:4770000016","477:4770000013","485:4850003611","477:4770000089","485:4850005256","477:4770000345","485:4850005253","485:4850003685","477:4770000251","485:4850003271","485:4850003827","489:4890001535","485:4850005854","485:4850003913","485:4850003763","485:4850004194","485:4850003281","485:4850003593","485:4850003438","485:4850003284","477:4770000027"],"twin_admin_codes":[477,477,477,477,477,477,485,477,485,477,485,485,477,485,485,489,485,485,485,485,485,485,485,485,477],"twin_sims":[0.9267383243134829,0.8190759399730079,0.8079682377401678,0.7909141638620163,0.7326167285352702,0.6583401982927711,0.6329875017855617,0.6084600897094182,0.608371235399343,0.5961950396617625,0.594621112014535,0.5918975478397908,0.5875960577645472,0.5822937350758156,0.5624316501157876,0.5561991782543234,0.5508075548490629,0.5468910924900439,0.534157649534061,0.5338657466456376,0.5287732929832597,0.5242622002964901,0.5239758207308243,0.5057614621107919,0.5050260812735088],"twin_dists":[0.050662383012721246,0.08205323265352796,0.08481361507337741,0.08895517541668779,0.10244991423529744,0.11875293925688336,0.12420572941394148,0.12946134317864091,0.12948036945435995,0.13208783421333797,0.13242496723176803,0.13300843371723764,0.1339302014637707,0.13506700154445903,0.13933367702488894,0.14067617121145023,0.14183932764429522,0.1426853860785401,0.14544368457267337,0.14550706363971716,0.14661391570332793,0.14759632236695233,0.14765875223855207,0.15164648560603247,0.15180824379551427],"n_dims_used":45,"mean_confidence":0.9181894938151042},"coverage":{"mean_confidence":0.9181894938151042,"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}}