{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009383","490:4900010093","490:4900009888","490:4900009379","490:4900009887","490:4900010191","490:4900008840","490:4900010277","490:4900009486","490:4900009485","490:4900010282","490:4900009584","490:4900009992","490:4900012138","490:4900009275","490:4900007598","490:4900010369","490:4900009170","490:4900007962","490:4900009596","490:4900007851","490:4900009482","490:4900009580","490:4900008952","490:4900004795"],"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":[0.6396984756711772,0.5227893164855111,0.519780609847568,0.4537329732613183,0.4288363709097136,0.42296033092494373,0.35780951429104685,0.3515813967703263,0.3512133371007019,0.33835200381543623,0.3325282184788776,0.31715696495705303,0.3080709353617971,0.30413481443511015,0.3030404312944898,0.2894919206763858,0.28783128397253027,0.27690246225085136,0.23357549220875862,0.22812944482653918,0.22522963261956971,0.21845833173259122,0.2157260424103356,0.2156724010978441,0.21539083646197288],"twin_dists":[0.12276517320151434,0.14791748915251107,0.14857419521090393,0.16327515777830842,0.1690045732409842,0.17037601183529966,0.18620165685529608,0.18778557685987615,0.1878796350195448,0.19119963880438984,0.1927252109113245,0.19682378670475836,0.19929917899803418,0.2003845251095632,0.20068773325713796,0.20449585679049584,0.20496982257851437,0.20813090304574908,0.22149216707170385,0.2232815595134835,0.22424588022679232,0.22653029476021727,0.22746551536579743,0.2274839555537488,0.22758079931885897],"n_dims_used":45,"mean_confidence":0.9203933715820313},"coverage":{"mean_confidence":0.9203933715820313,"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}}