{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001247","488:4880001317","481:4810001118","488:4880001766","488:4880001380","488:4880003249","470:4700007882","470:4700005393","488:4880001224","488:4880002959","493:4930000009","499:4990002994","481:4810001050","493:4930000828","488:4880004047","481:4810001733","481:4810001455","488:4880003397","488:4880001564","488:4880003247","493:4930004331","470:4700001085","481:4810000754","481:4810001866","481:4810001853"],"twin_admin_codes":[488,488,481,488,488,488,470,470,488,488,493,499,481,493,488,481,481,488,488,488,493,470,481,481,481],"twin_sims":[0.5187559054017492,0.47765783424019875,0.37351465535443074,0.3642809671009131,0.3494883989604631,0.34814073005350854,0.337330751145691,0.33127356842009525,0.32323964701439334,0.3195925765537875,0.3180583414422053,0.3124668253313488,0.30308802140401897,0.30007353985310986,0.2951162953896898,0.2935287218125788,0.2900185325541974,0.2875168809611388,0.2873943832348705,0.28682894926661395,0.27644649182713843,0.27484514864527676,0.27458004072058223,0.27360971102827775,0.2712296207677085],"twin_dists":[0.14879805919500866,0.15787745144761292,0.18226884063225574,0.18457077672183478,0.18832113350082164,0.18866686528033103,0.19146612748880476,0.1930557718855136,0.19518897919059242,0.1961670871394936,0.19658042387819227,0.19809644255618827,0.20067453479971928,0.20151295496575305,0.20290250697135878,0.20335041889600564,0.20434589454341112,0.20505974096821525,0.20509479091681804,0.20525669316345344,0.2082644209533958,0.20873439847584954,0.20881236653750418,0.20909813431826954,0.2098017332941146],"n_dims_used":45,"mean_confidence":0.9248729281955295},"coverage":{"mean_confidence":0.9248729281955295,"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}}