{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002238","490:4900002973","490:4900001233","490:4900003115","490:4900002974","490:4900003667","490:4900003534","490:4900001117","490:4900004214","490:4900002826","490:4900002827","490:4900003269","490:4900004071","490:4900001234","490:4900002530","490:4900003939","490:4900002230","490:4900002679","490:4900001772","490:4900004072","490:4900001104","490:4900001766","490:4900003940","490:4900001767","490:4900002381"],"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":[0.24771307805982062,0.21432120974027472,0.19437356916588336,0.18662724889229249,0.1769354772037607,0.1592595052072178,0.13997748187342776,0.08823527384768103,0.08716317190474962,0.08529684021637814,0.08368945252213326,0.07293660531604011,0.06515774885269343,0.0650096368417206,0.05998317155426515,0.05790701765111888,0.056337771929172255,0.05607221464856136,0.055894292100029434,0.05518136783902564,0.051543064958387105,0.050658501773119195,0.04832867548248241,0.04825287659349834,0.04653043869206321],"twin_dists":[0.21697080354022308,0.22794947632281592,0.23506732254081747,0.23796762870679694,0.24171802948472607,0.24895420233971577,0.25754957085371694,0.28618092832165876,0.2869005546739973,0.2881702622962804,0.28928167179056724,0.2971921406372558,0.3035255430508434,0.30365198182587266,0.3080896170962187,0.3100121530911658,0.31150335886952196,0.31175909426623655,0.31193099671641145,0.31262437014495353,0.3162830489685742,0.31720488035568395,0.3196986643574771,0.31978146798752605,0.32169302731470395],"n_dims_used":44,"mean_confidence":0.9139002886685458},"coverage":{"mean_confidence":0.9139002886685458,"n_dims_used":44,"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}}