{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001749","474:4740001551","474:4740001128","474:4740001444","474:4740001552","474:4740001446","474:4740002262","474:4740001553","474:4740001855","474:4740002580","474:4740002368","474:4740002051","474:4740002273","474:4740000930","474:4740002852","474:4740001856","474:4740001538","474:4740002764","487:4870007825","474:4740001228","474:4740000911","474:4740001233","474:4740001756","474:4740000918","474:4740002386"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474],"twin_sims":[0.5392084360860004,0.502112506538425,0.4592668460195344,0.3802909851625567,0.3319382002648737,0.32106474896826,0.31488251800463435,0.2931287137540845,0.28848526844321415,0.2805095275040445,0.25305167670102946,0.25013934258383924,0.2401396807890877,0.22464582763515348,0.2227976080464792,0.2131063710826107,0.21076382071432048,0.19573039261085867,0.17985794709102926,0.17813852619697565,0.17243263296947792,0.16964951097854328,0.1687603078690361,0.16424652059490324,0.1593944886100056],"twin_dists":[0.1443481251754909,0.15244975436786068,0.16201798034303863,0.1805973342147734,0.19288057714397885,0.19577151719581753,0.19743960800204824,0.20346350157971005,0.2047829729290345,0.2070793689732731,0.2153067974088379,0.2162117407558996,0.21937138991904026,0.2244410174111979,0.22506102059017655,0.22836971515341006,0.22918465482310088,0.2345676425143453,0.24057214143975975,0.24124470370166487,0.24351024115065847,0.244634769087718,0.24499684301356744,0.24685630274843864,0.2488967947472091],"n_dims_used":45,"mean_confidence":0.9163519117567275},"coverage":{"mean_confidence":0.9163519117567275,"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}}