{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003894","474:4740003737","474:4740003821","474:4740003808","474:4740003739","474:4740003822","474:4740003631","474:4740003633","474:4740003738","474:4740003720","474:4740004244","474:4740003826","474:4740003978","486:4860000298","474:4740003390","480:4800005995","486:4860000646","474:4740004256","474:4740003899","486:4860000301","480:4800006228","486:4860001229","486:4860000306","486:4860001230","486:4860001280"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,480,486,474,474,486,480,486,486,486,486],"twin_sims":[0.5890241482651858,0.557437592870991,0.5140950745622235,0.40125066990125247,0.3523572317460731,0.30285934263976744,0.2914725450542756,0.27927576628894585,0.24742858892399244,0.240319515931142,0.23322259492691788,0.2308709383574069,0.22654324950184834,0.20733204788348195,0.19719297814600045,0.18900087860705458,0.17044312475699483,0.1686615659580723,0.16248940779721724,0.16094854006042472,0.14788917744303978,0.14214617194078966,0.13991928084983965,0.13915287964538886,0.1382496008224634],"twin_dists":[0.13362413529293807,0.14040924448716718,0.1498176447251935,0.17551506869719422,0.1875874792115637,0.20073796670354546,0.20393267858536174,0.20743810514756608,0.2170601183076612,0.2193138230301007,0.22160728045099534,0.22237731795472565,0.22380802836581015,0.2303897027055112,0.23403169602422785,0.23707011681833204,0.24431276737558602,0.24503713417601924,0.24759013259095908,0.24823839948571794,0.2539231954935428,0.2565407017032983,0.25757680580789444,0.25793623122598086,0.2583617515212423],"n_dims_used":45,"mean_confidence":0.9223036024305555},"coverage":{"mean_confidence":0.9223036024305555,"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}}