{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001704","480:4800001982","480:4800001526","480:4800001361","480:4800001587","480:4800001648","480:4800001582","480:4800002189","480:4800001821","480:4800001313","480:4800002370","480:4800001938","480:4800002190","480:4800002243","500:5000007970","480:4800001363","500:5000008584","500:5000008089","480:4800002239","480:4800002424","500:5000008341","480:4800002476","480:4800001364","480:4800002519","480:4800002480"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,500,480,500,500,480,480,500,480,480,480,480],"twin_sims":[0.3146603331341225,0.2779414599473105,0.24306023417413997,0.23567619087259506,0.2269116223818981,0.2225716186212646,0.19487528153805672,0.18662646575091074,0.18321202447813256,0.16804061493876354,0.16694869344849786,0.14617103279218827,0.13081204650569547,0.11049255157309044,0.10659227481376693,0.10497341752455949,0.09754738337902753,0.08941115601425595,0.08813240123470889,0.08786353732310494,0.08768120021334969,0.0874099095759026,0.08478990262554412,0.08428141727341885,0.07757255406887294],"twin_dists":[0.19749990092045677,0.2078271627631159,0.21843992975490828,0.22080927802520114,0.22368554572173416,0.22513706582198928,0.23488227466069342,0.23796792614419135,0.2392731642177069,0.24529089984435906,0.24573878012886993,0.2546982663459172,0.2619471336382674,0.2726007738486548,0.274815411822726,0.27575312084652304,0.2802050437285083,0.28539958134675947,0.28624967720813127,0.28642965809031923,0.2865519659587626,0.28673431655661186,0.288518961668411,0.28887039966873596,0.2936738493808097],"n_dims_used":43,"mean_confidence":0.913153005200763},"coverage":{"mean_confidence":0.913153005200763,"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}}