{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005466","490:4900006132","490:4900006971","490:4900005473","490:4900007101","490:4900006494","490:4900006602","490:4900006130","490:4900005341","490:4900006604","490:4900008509","490:4900007463","490:4900008486","490:4900005999","490:4900006972","490:4900005736","490:4900006253","490:4900007829","490:4900006481","490:4900008057","490:4900008263","490:4900005600","490:4900009149","490:4900006490","490:4900005605"],"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":[0.1752512906305134,0.06193815163248692,0.03450874465140823,0.03242587598783292,0.025337337023695356,0.020969148283844982,0.018353970321884714,0.016830115896436935,0.0156027140520579,0.01186724854182268,0.00482098078360287,0.004205197593044426,0.00380776773997128,0.0018818436028378018,0.0018220618291533393,0.0018043894601390352,0.0017895156249822923,0.0016870721055936796,0.0016566853749950684,0.0016278163585362276,0.00153209371207613,0.0014059971897419686,0.0011232085274974772,0.0009431747062650356,0.0009412481671733862],"twin_dists":[0.24238451512159082,0.30632868164759103,0.3370007721265273,0.3401025028197797,0.3521240200520653,0.36107457518166636,0.3672445131233477,0.3712041590225366,0.3746292745418259,0.3867544870529327,0.4242257393389411,0.4296248823836662,0.4335050921828525,0.4601115407418298,0.4612935033043865,0.4616497485243291,0.46195207886986267,0.46409956080866566,0.46475967480365676,0.4653972407919857,0.46758855937128296,0.4706766271453546,0.4786563277175082,0.4847732567935684,0.4848443956337016],"n_dims_used":45,"mean_confidence":0.9274519178602431},"coverage":{"mean_confidence":0.9274519178602431,"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}}