{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003470","480:4800002675","480:4800003408","480:4800003360","480:4800003219","480:4800003267","480:4800003220","480:4800003221","480:4800003412","480:4800002873","480:4800003170","480:4800003303","480:4800003589","480:4800003466","480:4800003306","480:4800003269","480:4800003305","480:4800003222","480:4800003469","480:4800003582","480:4800002919","480:4800002968","480:4800003419","480:4800003592","494:4940003062"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494],"twin_sims":[0.778264014322638,0.6833089094151231,0.6625674431482692,0.6315731187514747,0.6267401642761967,0.6159840412597194,0.6102092091962558,0.6041012059998961,0.5948008268095134,0.5564682033107846,0.5450419262440981,0.537913033691512,0.5325284279549211,0.527819419077006,0.5133915686499129,0.5028965662272289,0.4960435270622779,0.4645862378920429,0.45863593795302554,0.45748681521998646,0.44918021153290255,0.4342238949105494,0.42803656628057823,0.41855225136539886,0.41360265240781513],"twin_dists":[0.09196167721352409,0.11334229748160399,0.11784031552267013,0.12450914193273195,0.12554547383274864,0.12785010009777745,0.12908680149013868,0.13039470130258168,0.13238647094561098,0.14061817841408802,0.14308521160178003,0.14462891706818226,0.14579751789710452,0.14682149242153736,0.14997173778199135,0.15227702097673484,0.15378933740600478,0.16081462423824489,0.16216103178852082,0.16242176428383287,0.16431366904021694,0.16775390280349273,0.16919078523626127,0.17141007267002425,0.17257671271869202],"n_dims_used":43,"mean_confidence":0.9221517873364825},"coverage":{"mean_confidence":0.9221517873364825,"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}}