{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007020","490:4900007147","490:4900007274","490:4900007268","490:4900007273","490:4900006657","490:4900007393","490:4900006768","490:4900007143","490:4900007269","490:4900006903","490:4900006778","493:4930007171","470:4700001811","490:4900008869","490:4900007019","466:4660000977","470:4700001224","496:4960000995","490:4900001883","490:4900007022","490:4900003735","490:4900007149","490:4900001349","496:4960000819"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,493,470,490,490,466,470,496,490,490,490,490,490,496],"twin_sims":[0.5257023689937836,0.5005711026846129,0.4332520377480468,0.4170024515041233,0.4146253832135943,0.40998665155618264,0.3979916439409787,0.3834270618290598,0.3799013445355611,0.3703196873548708,0.36935735538064357,0.3627814182670409,0.35590574888969656,0.3480970979737497,0.31222231267343614,0.31016630730049166,0.30546898434751035,0.29755300035624305,0.294781890196165,0.292832097069263,0.29089883051909166,0.28628056058463447,0.2862660186866475,0.2770098730570633,0.27029853077993005],"twin_dists":[0.1472824861097032,0.15278955180021583,0.1679790460402863,0.17177472657448542,0.17233516042267755,0.1734328436870831,0.1762970720580965,0.17982865055573222,0.18069305187339987,0.1830620981350724,0.18330169336074761,0.18494736038535434,0.18668429443843454,0.1886780704247193,0.19816308721944914,0.1987246575782927,0.20001573649724347,0.20221778122550926,0.2029967361578915,0.20354741446781627,0.2040955757102677,0.20541389770234247,0.2054180688323345,0.20809947040564714,0.21007801606333992],"n_dims_used":45,"mean_confidence":0.9063558790418836},"coverage":{"mean_confidence":0.9063558790418836,"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}}