{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004001","490:4900001987","490:4900004421","490:4900003861","490:4900001979","490:4900001963","490:4900004124","490:4900003030","490:4900003709","490:4900002446","490:4900001543","490:4900004002","490:4900003860","490:4900004541","490:4900003318","490:4900003857","490:4900002282","490:4900003038","490:4900003572","490:4900003992","490:4900001811","490:4900004419","490:4900002135","490:4900004534","490:4900004422"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5603853300601318,0.5219181317635183,0.4844416087652838,0.4694024121064119,0.43126931254986545,0.4273512629791516,0.4180465841949049,0.41531882805138376,0.3925156639098064,0.38075611297123796,0.3713140071492166,0.3680431536694396,0.360847732504692,0.35391494047695127,0.3374641734879826,0.3306193216832601,0.3302735712774884,0.330070486255993,0.3298602408154403,0.3226650409395632,0.3099161340016309,0.3008689467693297,0.2989715176082666,0.29347401202825096,0.2921378353376465],"twin_dists":[0.13977423250657664,0.14810755097752748,0.156363529445563,0.15972923713174367,0.16843900169417958,0.16935045252698136,0.17152898812049308,0.1721715265729747,0.17761767402214834,0.1804831346335964,0.18281486338530473,0.1836293977258851,0.1854341365231461,0.18719042613332765,0.19143128717897825,0.19322841717830877,0.1933197308367991,0.19337339061456954,0.19342896143751848,0.19534267192488777,0.19879313425221842,0.20129125256700772,0.2018206883379248,0.20336588001728503,0.20374401844348317],"n_dims_used":45,"mean_confidence":0.916255611843533},"coverage":{"mean_confidence":0.916255611843533,"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}}