{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011639","490:4900011637","490:4900010840","490:4900011701","490:4900011575","490:4900011436","490:4900011003","490:4900011638","490:4900011695","490:4900011434","490:4900011770","490:4900011441","490:4900011574","490:4900011838","490:4900010665","490:4900011168","490:4900011372","490:4900011640","490:4900011634","490:4900012119","490:4900011305","490:4900012096","490:4900011901","490:4900011164","490:4900011522"],"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":[0.16079925980961948,0.09418161290249687,0.0838647110618064,0.08258745076883565,0.07256762376084609,0.06834214579807846,0.05810422976759985,0.05218818626471815,0.051866884925841766,0.042505734109535995,0.04025961535037004,0.03998830708442003,0.03944587475305794,0.03773829433868538,0.037194964508470235,0.03694115126137551,0.036638064303712865,0.035449988851346356,0.035445839511717404,0.03250677998225178,0.029699442884949162,0.029325565328818724,0.026116574385861926,0.024823686245728338,0.024733591725459313],"twin_dists":[0.24830144299542212,0.2823108296500114,0.28915966823630745,0.29005352459439454,0.2974798540899571,0.30086223948622465,0.30982711441465444,0.31561900737474496,0.3159488739509456,0.3264020689992801,0.3291956486900209,0.32954192766930135,0.33024024367955557,0.332492888919538,0.3332277617564531,0.33357417699135805,0.3339904985368421,0.3356511758829753,0.3356570581402101,0.3399788927615995,0.34443081280608007,0.34505065941666757,0.35067002077109183,0.35310372440420645,0.3532773685031196],"n_dims_used":45,"mean_confidence":0.8905241224500868},"coverage":{"mean_confidence":0.8905241224500868,"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}}