{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004227","490:4900003812","490:4900003811","490:4900003953","490:4900003513","490:4900006825","490:4900004367","490:4900006945","490:4900001382","490:4900003671","490:4900004232","490:4900004912","490:4900006822","490:4900007074","490:4900005716","490:4900004091","490:4900007073","490:4900005584","490:4900005050","490:4900006337","490:4900005051","490:4900004093","490:4900006452","490:4900004234","490:4900007298"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1317287139396747,0.07234739347348375,0.07005431519873176,0.025591444344519213,0.024186673449231047,0.012496123262004477,0.01024523896967024,0.0074836350700895095,0.007240161025734857,0.006374233208669627,0.005596646669558036,0.0033134759600249703,0.002939048153040017,0.002775531113674736,0.002747627698053129,0.0019766244224790814,0.0018319299479495356,0.0017108575061704659,0.0012589752506536457,0.001250373409165663,0.0009905823188991242,0.0009846641923749503,0.0009600369985696807,0.0009570799060537714,0.0009511484826056892],"twin_dists":[0.26149709054593856,0.29765214341502233,0.2994717790549367,0.3516456823487478,0.35434337256176235,0.3844959068874173,0.39311195251815845,0.40636548821621016,0.40773605931071755,0.4129719317599064,0.41825181520481985,0.4388819054994963,0.443466492875168,0.44563845366704713,0.4460207343264057,0.4583066116114963,0.4610959605025354,0.4635904550772776,0.47461821308462526,0.474861800016102,0.483063876812059,0.4832730679786034,0.4841562977165839,0.4842637611141343,0.48448024652306465],"n_dims_used":45,"mean_confidence":0.9167464362250434},"coverage":{"mean_confidence":0.9167464362250434,"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}}