{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002516","487:4870003117","487:4870004390","487:4870002177","487:4870002181","487:4870004386","494:4940004956","490:4900001288","490:4900001579","487:4870002341","487:4870002263","487:4870003946","487:4870003123","466:4660006044","490:4900000331","496:4960008483","469:4690003402","494:4940005937","490:4900000694","487:4870002599","466:4660005924","478:4780008974","490:4900003884","466:4660011990","490:4900005780"],"twin_admin_codes":[487,487,487,487,487,487,494,490,490,487,487,487,487,466,490,496,469,494,490,487,466,478,490,466,490],"twin_sims":[0.056982602903857676,0.05632225810921852,0.023404234750823736,0.017819957154114947,0.01485920348247023,0.012714094341125167,0.011324244812367412,0.010623018028026914,0.010000754668583483,0.009100056095444958,0.008220836172816196,0.008146123051886849,0.005333540854592225,0.005197724519650715,0.004645280052856412,0.004111300788471124,0.0039246137247026585,0.003699390936812095,0.0036309128108634138,0.0034801516795545033,0.0034174281053107594,0.0031548678853801845,0.0031443793601830133,0.0026969829434642318,0.0026712080670266303],"twin_dists":[0.3108864972443073,0.31151827147215383,0.35590530668564563,0.3685981761218694,0.37682118849324,0.38373654615321634,0.38879177985194635,0.3915551935840106,0.3941469114499786,0.3981653855050224,0.40244678918598203,0.40282925691516236,0.4201892267850171,0.4212234021457811,0.4256993136180195,0.4305105476372119,0.4323274662713592,0.4346271434870414,0.43535164875425,0.43699163465327656,0.43769309346744256,0.44076303862955885,0.4408904581369418,0.44672374299585715,0.44708618162562674],"n_dims_used":43,"mean_confidence":0.8941142947174782},"coverage":{"mean_confidence":0.8941142947174782,"n_dims_used":43,"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}}