{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003931","490:4900002979","490:4900003532","490:4900002824","490:4900003668","490:4900003948","490:4900004351","490:4900003944","490:4900001779","490:4900004078","490:4900001105","490:4900002834","490:4900001498","490:4900002396","490:4900005039","490:4900001921","490:4900001109","490:4900003932","490:4900001363","490:4900003666","490:4900004506","490:4900003137","490:4900002231","490:4900003248","490:4900002683"],"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":[0.2640439179628308,0.08850398518236888,0.0598538806579355,0.05912648294701994,0.04069525413913832,0.03833652350867504,0.035401972366153917,0.03492671998197132,0.0303723662761433,0.022135431878321343,0.02203092260825486,0.021583838666388015,0.01926934386586243,0.018727730898930126,0.01758331611873573,0.0167529635690388,0.015452084692506059,0.013706484252725332,0.013503259443643717,0.013025957674757596,0.010863431296479735,0.010749743448661973,0.01041650037265061,0.010014931585731815,0.009542817938925042],"twin_dists":[0.2119494202118152,0.28600165059206906,0.3082077291940074,0.3088761739411347,0.32864372939913966,0.331694061503356,0.3357192816695927,0.33639764322060295,0.34333185209298894,0.35853713259729175,0.3587597057810685,0.3597223427713815,0.3650022983152065,0.36631742836436093,0.36920942442454047,0.37141288285998786,0.3750657977553725,0.38041859086599117,0.38108034814946823,0.3826698893946895,0.39058996043406813,0.39104401050014914,0.39239998946466925,0.3940862846910668,0.3961476930682798],"n_dims_used":45,"mean_confidence":0.9214373270670573},"coverage":{"mean_confidence":0.9214373270670573,"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}}