{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000726","487:4870013393","474:4740000819","487:4870012553","487:4870013392","487:4870013343","487:4870013223","487:4870013338","474:4740000815","474:4740003985","487:4870013342","487:4870013351","487:4870013394","487:4870013014","487:4870008389","487:4870012845","487:4870013438","480:4800005932","487:4870013349","474:4740003803","487:4870012472","474:4740001952","487:4870013224","474:4740000822","474:4740000812"],"twin_admin_codes":[474,487,474,487,487,487,487,487,474,474,487,487,487,487,487,487,487,480,487,474,487,474,487,474,474],"twin_sims":[0.5651084862551132,0.41843992816717807,0.385689661166006,0.34842333686732563,0.34789311849654586,0.32270936959502733,0.30892110717625676,0.3066099893830536,0.2978716676060209,0.28084079804079315,0.25475161789437983,0.25351373619080814,0.25039053036359316,0.2397708290389293,0.21368642597186616,0.20927629809137266,0.19136376026580407,0.18332829355078825,0.1829784951339292,0.18029473447436456,0.16871201026498645,0.16737494112372253,0.16514866600536474,0.16453866769462872,0.1632216227812731],"twin_dists":[0.13875769256626133,0.17143648191331215,0.17927593283425858,0.18859430697026217,0.18873046415483527,0.19533080968864858,0.19906580420705625,0.1997010806066859,0.2021284784608664,0.2069832098303121,0.21478163948451137,0.21516383342634463,0.2161334256360492,0.21948955044823018,0.2281688602297715,0.22970533820709726,0.23618447059763975,0.2392284375277928,0.23936305942584574,0.2404020158723842,0.2450165485004395,0.24556369312449935,0.24648174097071407,0.24673484372876006,0.2472836398994216],"n_dims_used":45,"mean_confidence":0.9203862508138021},"coverage":{"mean_confidence":0.9203862508138021,"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}}