{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011161","487:4870009461","487:4870009332","487:4870009732","487:4870008780","487:4870011520","487:4870009052","487:4870011160","487:4870009464","487:4870009469","487:4870006879","487:4870011165","487:4870011162","487:4870009470","487:4870010938","487:4870011407","487:4870011041","487:4870009196","487:4870008479","487:4870006887","487:4870001743","487:4870009608","487:4870009999","487:4870011514","487:4870010808"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.8023245341108539,0.7532114553601088,0.644409524600605,0.5944090573501524,0.5374404976964814,0.5255958240748858,0.4308630284109123,0.41669221912691357,0.3560118807915061,0.34513204724536367,0.3436018017037249,0.33753107217638634,0.3190409767444102,0.3050336722822025,0.2857090516521803,0.272964368607406,0.266324069838483,0.2650912769543077,0.258798411394498,0.2585884424124786,0.2546534564079488,0.2536515381213398,0.25203259733414435,0.25042683788021536,0.24892939793885913],"twin_dists":[0.08619637674020245,0.09777906324697272,0.12175286023199358,0.13247039153712376,0.14473137660906651,0.14730569739489965,0.168533357660818,0.1718477910352813,0.18665735320680585,0.1894412676059936,0.1898365074314627,0.1914138208565795,0.1963155643165679,0.20013596189952737,0.2055779225075236,0.20928853619614093,0.2112640308342269,0.2116341390140425,0.21354034566858351,0.21360444778129464,0.2148119035872925,0.21512122875523243,0.2156226949292137,0.2161221098615589,0.21658968260840936],"n_dims_used":43,"mean_confidence":0.912647336028343},"coverage":{"mean_confidence":0.912647336028343,"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}}