{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013291","490:4900012516","490:4900012312","490:4900012661","490:4900012369","490:4900012793","490:4900012525","490:4900012299","490:4900012656","490:4900013195","490:4900012444","490:4900012662","490:4900012441","490:4900012864","497:4970001861","490:4900012449","490:4900013186","490:4900013159","490:4900012374","490:4900012523","490:4900012597","490:4900012861","490:4900013292","490:4900000983","490:4900012794"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24073001401706556,0.2085559728789298,0.18641338799326884,0.16987720918391222,0.1691338506965216,0.16757029114759836,0.139455898180849,0.1168944051109914,0.1157888629912639,0.11152003444076447,0.0846088424460141,0.07458416246970308,0.07413825638141017,0.06655384771697408,0.05209467772038619,0.04695583949360701,0.04681062781577081,0.046738149174853624,0.04261327478158214,0.04175416517956366,0.04008088221919103,0.03964674125181755,0.038688387758576276,0.038376364093404024,0.03655066402983008],"twin_dists":[0.21918252350613082,0.2299583813211117,0.23804888573884336,0.2445422721548076,0.24484457381011898,0.24548355777835842,0.2577939460320268,0.26909318514157604,0.2696881735827542,0.2720274399211748,0.2886439076298262,0.2959216395179331,0.2962632401239962,0.30234512407646114,0.3157148341948258,0.32121548491354124,0.3213780868238105,0.321459403290681,0.32627146451138106,0.3273226715257092,0.32942354881390806,0.3299807116983721,0.3312291273702519,0.33164123741785306,0.33411109483443296],"n_dims_used":45,"mean_confidence":0.9121683756510417},"coverage":{"mean_confidence":0.9121683756510417,"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}}