{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010972","487:4870010976","468:4680002582","487:4870010714","474:4740001182","474:4740000675","466:4660005137","500:5000002935","468:4680002786","470:4700005409","468:4680002784","473:4730003387","473:4730002575","487:4870010977","478:4780005209","500:5000009658","484:4840004176","467:4670001844","487:4870010974","468:4680005746","480:4800004615","469:4690002692","466:4660005690","487:4870010584","500:5000009877"],"twin_admin_codes":[487,487,468,487,474,474,466,500,468,470,468,473,473,487,478,500,484,467,487,468,480,469,466,487,500],"twin_sims":[0.044647206389151074,0.028355626699067393,0.020235589467283155,0.0033291869210125232,0.002984692647660441,0.0025200511151571344,0.0011800603789585676,0.0011037430089108988,0.0009815046400422174,0.0008004808511732944,0.000756562912502239,0.0006360809708988287,0.0005880179819859426,0.0005711864179686311,0.00038705546490418327,0.00025794024579931126,0.0002373037442162583,0.0001722342213105277,0.0001683336375358721,0.00015016417718535005,0.00013881717494064203,0.00012786227163557887,0.0000599296153742336,0.00005975932626125496,0.00004530100180041676],"twin_dists":[0.32385205593425376,0.34669092724269845,0.3627342289520305,0.43870006888493174,0.4428799427498487,0.4492784875043348,0.47691318241612773,0.47927198772903545,0.48338522844859283,0.4904476780783857,0.49238447758757375,0.4982911800999162,0.5009436940496187,0.5019206173831188,0.5148321182256808,0.5279611999387332,0.5306185728476922,0.5407102528645036,0.5414243730866836,0.5449710946773356,0.5473975546023683,0.5499247391099532,0.5726961202650239,0.5727799223497813,0.5808797108028424],"n_dims_used":43,"mean_confidence":0.8938002475472384},"coverage":{"mean_confidence":0.8938002475472384,"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}}