{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011935","490:4900010699","490:4900012008","490:4900012206","490:4900012195","490:4900011936","490:4900012200","490:4900012006","490:4900012194","490:4900011800","490:4900012143","490:4900011932","490:4900012065","490:4900010785","490:4900011116","490:4900011655","490:4900008827","490:4900009790","490:4900011125","490:4900012134","490:4900012007","490:4900011939","490:4900011859","490:4900012003","490:4900012068"],"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":[0.8245751224108618,0.48695599196021855,0.42454176681882044,0.3931784049852389,0.37155584408450687,0.33230073815185707,0.32101029501143596,0.26414289896077237,0.23669261397280741,0.2136557990792036,0.19826743777429354,0.18276138826166025,0.1814922426313225,0.17767776443910582,0.16607063881768622,0.15722745954029776,0.1549718847456895,0.1533587116000919,0.1486873074290621,0.14077419680060568,0.13954882162638121,0.13480449707004916,0.13239897727101838,0.12277940679105824,0.12206646973159896],"twin_dists":[0.0806659690179037,0.15580408721893885,0.1700061391850909,0.1774573945068183,0.18275478095794895,0.192785094197643,0.19578613074232484,0.2119195911020301,0.22048029157679652,0.22817945614222243,0.23363972406029304,0.23944670558122055,0.23993708661374935,0.24142571589926767,0.24610047104149868,0.24982273254358056,0.25079645009783474,0.25149922552520393,0.253565412784364,0.25717759705455295,0.25775035918439226,0.2600040345612519,0.26116951204509586,0.26599651889835674,0.2663655476506366],"n_dims_used":45,"mean_confidence":0.9121203952365451},"coverage":{"mean_confidence":0.9121203952365451,"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}}