{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010556","490:4900010201","490:4900010810","490:4900010557","490:4900011493","490:4900011288","490:4900008411","490:4900008299","490:4900010725","490:4900011209","490:4900010643","490:4900011060","490:4900010894","490:4900010299","490:4900011053","490:4900007857","490:4900010976","466:4660004556","490:4900010891","490:4900010203","490:4900011685","466:4660004892","490:4900009893","490:4900011056","490:4900011358"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490],"twin_sims":[0.27283809809375204,0.20388105390538863,0.16545434824726066,0.1570241206722049,0.13163015365977013,0.11869954105043755,0.11749982768652846,0.103991114995089,0.08758433162160163,0.08618307124248775,0.07558549903889668,0.07321563940938343,0.07273425636356229,0.07058410583153292,0.06151682578824341,0.061020002380400076,0.06070996530569698,0.05928042113099003,0.05808545846796088,0.053226737271147906,0.052031757610802885,0.050672545057347224,0.049927766330441735,0.047338142366791444,0.046813098778860425],"twin_dists":[0.20932582341764228,0.23161530187409715,0.2463551601258154,0.2499100925784092,0.2615453658194573,0.2681308939759467,0.26876918203074635,0.2763276088667717,0.28661702557719676,0.28756461091273106,0.2951605001964472,0.29697534471503556,0.2973497760380578,0.29904712804911865,0.30670428981887277,0.3071499257862449,0.3074295319278602,0.30873414962252965,0.30984470469240666,0.3145641817911607,0.31577939468510724,0.317190141150091,0.3179765634724896,0.3207894008249421,0.3213753164164448],"n_dims_used":45,"mean_confidence":0.9140348646375868},"coverage":{"mean_confidence":0.9140348646375868,"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}}