{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001634","474:4740001419","474:4740001317","474:4740001426","474:4740001117","474:4740002838","474:4740001527","474:4740002141","474:4740001529","474:4740001319","474:4740003123","474:4740001629","474:4740001427","474:4740002841","474:4740001521","474:4740003115","474:4740001523","474:4740003120","474:4740002935","474:4740002245","474:4740002746","474:4740003117","474:4740001212","474:4740001520","474:4740002652"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.5133281045070546,0.497238346385689,0.4075318753919929,0.4059244993143338,0.3530365998326017,0.34631754877039117,0.3233487849671445,0.2955684601010421,0.2706386023724063,0.2654570406874614,0.2573226531923953,0.25532773492354777,0.23797428282400843,0.22901345491114894,0.22868441980051757,0.2144182673878844,0.1735687018955603,0.16099129066170056,0.14819167943265413,0.13631320802497426,0.12887074339747434,0.11812328143644851,0.11270761978909571,0.1126385895887722,0.10785310512571267],"twin_dists":[0.14998564129889067,0.15352524588918817,0.17401592953430858,0.17439857384235016,0.18741419935072365,0.18913570830971566,0.1951598047371003,0.20277519550123585,0.20997703845366192,0.21152421804972701,0.21399158187100323,0.21460416613222885,0.22006676510169257,0.22298920147991524,0.22309793198579006,0.22791597150182857,0.2430549438029871,0.2482203530254179,0.2537874237190827,0.2592810075576456,0.2629081402820287,0.2684368638018884,0.2713698275849375,0.2714079056218786,0.2740927202837983],"n_dims_used":45,"mean_confidence":0.9190190633138021},"coverage":{"mean_confidence":0.9190190633138021,"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}}