{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004293","485:4850003772","485:4850003635","485:4850003019","467:4670000604","485:4850002831","485:4850002843","485:4850003112","485:4850003781","485:4850002748","485:4850004150","485:4850001175","499:4990003421","467:4670000587","467:4670000964","467:4670000640","485:4850000580","467:4670000319","485:4850002198","485:4850004068","485:4850003780","474:4740005521","499:4990000398","467:4670001079","499:4990004061"],"twin_admin_codes":[485,485,485,485,467,485,485,485,485,485,485,485,499,467,467,467,485,467,485,485,485,474,499,467,499],"twin_sims":[0.5615663353547067,0.545448981422115,0.48504590525962316,0.4697991475822902,0.45885630369849345,0.42021946830380214,0.4117322649034249,0.3939135541424905,0.35832603831320564,0.3544427507758274,0.3538814875156032,0.3462356792472173,0.3419531009719807,0.334789716986965,0.31397440039247193,0.3131379493379658,0.3101431200375002,0.2981071144382256,0.29075864472976237,0.29027979346308175,0.2871434244472648,0.28503929483521423,0.2841007646180744,0.2820675183018642,0.28015231919246114],"twin_dists":[0.13951994579954335,0.14299717813321847,0.15622899391116268,0.1596399976862328,0.16211105828387942,0.1710184329966905,0.17301913936845262,0.17727975026623813,0.18607093687217416,0.18705609544572196,0.18719894359870803,0.18915679211793282,0.19026339190189898,0.19213109080228405,0.19768619084414685,0.19791367281774241,0.1987310029943535,0.20206253327329005,0.20413540828738752,0.2042715560220102,0.2051666250459963,0.2057703958717643,0.20604056721256728,0.2066277224112704,0.20718313439834557],"n_dims_used":45,"mean_confidence":0.9190234714084201},"coverage":{"mean_confidence":0.9190234714084201,"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}}