{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001821","490:4900007246","490:4900006757","490:4900006634","490:4900006395","494:4940008669","490:4900007500","490:4900006635","490:4900005761","490:4900001692","490:4900003856","490:4900007244","490:4900012288","490:4900002580","490:4900007003","490:4900001398","490:4900007122","490:4900010469","490:4900007491","466:4660004195","490:4900006273","490:4900004123","490:4900006513","494:4940008239","490:4900000807"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,494,490],"twin_sims":[0.44517121020215433,0.40935730107998436,0.3630798390475282,0.3433379677718018,0.31834015113076775,0.31390579235236504,0.30463160972181347,0.272582872663266,0.27234587013895123,0.25820023493876243,0.24282229916637418,0.22154695479805303,0.20380130118612505,0.19811839269215495,0.1968819823043964,0.19641798047625444,0.19564382496884117,0.18935179745932604,0.18328892178470535,0.17090758287100707,0.1672446126866986,0.16588484054138783,0.1632396120950804,0.16151453017090825,0.16026069219880504],"twin_dists":[0.1652314176813348,0.17358218700481698,0.18487235488830606,0.18990474631533538,0.19650441782294892,0.19770483656190382,0.2002470926449967,0.20940122297817035,0.20947127797489182,0.2137230513689677,0.21851554295057898,0.2254825123758964,0.23164379284961772,0.23369400909287855,0.234145425576099,0.2343153400783221,0.2345994510387297,0.23693809921965703,0.23924358092040748,0.2441248163827107,0.24561719316592773,0.24617718235978542,0.24727612242630495,0.2479997575118433,0.24852924302416896],"n_dims_used":45,"mean_confidence":0.9210930718315973},"coverage":{"mean_confidence":0.9210930718315973,"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}}