{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009904","490:4900010289","490:4900010010","466:4660003731","490:4900010006","490:4900009406","490:4900009712","490:4900010005","490:4900010283","490:4900009601","490:4900010011","490:4900009997","490:4900010195","490:4900003164","490:4900008624","490:4900010372","490:4900009296","490:4900010109","490:4900010003","490:4900009510","490:4900010367","490:4900010378","490:4900010373","490:4900009610","490:4900003426"],"twin_admin_codes":[490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7555979783066337,0.30999201717347624,0.2587832936491116,0.24265023736634672,0.19138578115417307,0.17371589006131477,0.16763956814280478,0.16233140231446105,0.14936799852640498,0.13430221860031624,0.12768184987460238,0.1266843736521036,0.1244840315502121,0.12302481444023819,0.1174128989460239,0.11318834234195549,0.11184829333783569,0.1117938621659664,0.11143533924047913,0.1105635874895706,0.10842939649205785,0.10398160699558724,0.09900200697736586,0.0959024936454524,0.09538315381841961],"twin_dists":[0.09723181998849682,0.19877236039557625,0.2135449599190438,0.2185702522060405,0.23617625282613905,0.24299611185930983,0.24545515553341613,0.24765640222683147,0.2532613928398482,0.2602460906553216,0.263502094567206,0.2640036579460257,0.2651207429066573,0.2658698692346823,0.2688156247413025,0.271105151527586,0.27184513191058707,0.27187533323771784,0.27207454505580225,0.27256100365486696,0.27376457815676103,0.27633319012090224,0.27931260017995857,0.2812268989400533,0.2815523906167286],"n_dims_used":45,"mean_confidence":0.919472164577908},"coverage":{"mean_confidence":0.919472164577908,"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}}