{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003780","490:4900003630","490:4900002967","490:4900003775","490:4900002966","490:4900003772","490:4900004338","490:4900003498","490:4900004054","490:4900004335","490:4900003244","490:4900003245","490:4900005555","490:4900002964","490:4900003242","490:4900002667","490:4900003778","490:4900004193","490:4900004470","490:4900003239","490:4900004209","490:4900004331","490:4900005290","490:4900003240","490:4900005950"],"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":[0.595839789715454,0.530585105492187,0.5205862511651015,0.5145696428289548,0.49656413154989515,0.4190846076043031,0.3874997218700514,0.3645596464320032,0.3639904822846355,0.33923696273103643,0.31521838690662457,0.3033344581809271,0.29625095077981106,0.28819841065242935,0.28113029767672204,0.27730905051428834,0.26686207759087716,0.25095692342193393,0.24774927092279142,0.22263115527694946,0.22015010990737674,0.219878942903512,0.21867420423478043,0.21032875978672616,0.20698944924118512],"twin_dists":[0.13216392549238315,0.1462198603070819,0.14839826240940915,0.14971372685200077,0.15367424562116092,0.17128494697072055,0.1788348721872474,0.184500878004373,0.18464366524963013,0.19096906519698242,0.1973485111559272,0.20060620823017183,0.20258325078197048,0.20486489973139008,0.20689923197821292,0.20801195847941856,0.2111028447087362,0.21595702005810505,0.2169594455879375,0.22511702679680154,0.22595515730888058,0.2260471434889238,0.22645674078667097,0.229336681842327,0.23051074825318582],"n_dims_used":45,"mean_confidence":0.8975928412543402},"coverage":{"mean_confidence":0.8975928412543402,"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}}