{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005957","497:4970001185","497:4970000422","490:4900010828","497:4970001006","497:4970001520","490:4900010604","497:4970001279","497:4970000370","490:4900011840","491:4910001268","490:4900006204","490:4900011364","490:4900007664","490:4900010926","497:4970001835","497:4970001280","497:4970000373","497:4970001909","497:4970000473","490:4900012045","497:4970001005","490:4900010503","497:4970001832","490:4900011064"],"twin_admin_codes":[491,497,497,490,497,497,490,497,497,490,491,490,490,490,490,497,497,497,497,497,490,497,490,497,490],"twin_sims":[0.07484799003773936,0.054090615761634445,0.011630057399825857,0.0062064855449241625,0.006090216581653097,0.005702953728902259,0.0048482277932593515,0.0038068175572456764,0.003619182145144833,0.0030103765450991433,0.00300548313346819,0.002417690441103787,0.0023481850896462635,0.001990638311609707,0.0019547277686880614,0.001619548433386389,0.001276623002608117,0.001246686669117426,0.001054625967175598,0.0010499546072021463,0.0009984950014402642,0.0009866517022149054,0.0009719149434737553,0.0009710768632074368,0.0009527610727719523],"twin_dists":[0.2957203017251232,0.3136996963533252,0.38763400344947074,0.41405976492500274,0.41482942560037944,0.41749228299027286,0.424001596697464,0.43351480263600917,0.43547700740676304,0.44255348938322814,0.442615489948045,0.45083258615856103,0.45192263013190176,0.4580465271942104,0.458716407632165,0.4655817568623541,0.4741232466329613,0.4749666760701358,0.48087137301837035,0.4810270616696849,0.4827859871260479,0.4832026846289266,0.4837277148286163,0.483757794832421,0.484421266376561],"n_dims_used":45,"mean_confidence":0.8913031684027778},"coverage":{"mean_confidence":0.8913031684027778,"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}}