{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000404","480:4800000465","480:4800000477","480:4800000412","480:4800000652","480:4800000532","480:4800000646","480:4800000512","480:4800000463","480:4800001150","480:4800000583","480:4800000676","480:4800000536","480:4800000841","480:4800000713","480:4800000500","480:4800000766","480:4800000892","480:4800000800","480:4800000602","480:4800000438","480:4800000341","480:4800000760","480:4800000309","480:4800000408"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8633765850085613,0.7438454937268614,0.6458383546067478,0.6325760290599459,0.5842415426910522,0.5262675833754066,0.4890298871737381,0.4880311779393108,0.4465835189180107,0.421832252261385,0.41271450119518566,0.4087076358772701,0.40181279872711456,0.3902197429130675,0.36799211013973143,0.3624474189391405,0.359883148606734,0.34479385005849045,0.34428037018049823,0.34076534217669885,0.33781506395460725,0.33539280365874374,0.33173295604281455,0.33134860690596285,0.322003223745285],"twin_dists":[0.0703973192319402,0.09991424784209525,0.12144563676723945,0.12429400464693276,0.13464931638257624,0.1471593691028899,0.15534331590702702,0.15556513180542955,0.16490775307640268,0.17064020537999045,0.17278668969681943,0.17373645701388649,0.17538047773917728,0.17817390506708225,0.18364213752237302,0.1850313453442135,0.185677452318878,0.18952853874663686,0.18966112811354746,0.19057160982168836,0.191339695316998,0.19197302224945875,0.1929346583441038,0.19303598236574784,0.19551988082359717],"n_dims_used":43,"mean_confidence":0.9147601460301599},"coverage":{"mean_confidence":0.9147601460301599,"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}}