{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006090","490:4900004910","490:4900005052","490:4900006570","490:4900004629","490:4900006571","490:4900007068","490:4900004621","490:4900002695","490:4900005322","490:4900004643","490:4900006940","490:4900006690","490:4900005437","490:4900003252","490:4900006459","490:4900007067","490:4900004781","490:4900006460","490:4900003952","490:4900003265","490:4900006569","490:4900005441","490:4900005969","490:4900006095"],"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":[0.036030997400261555,0.026317331718731917,0.01689934315482707,0.01630702646042007,0.015041605390415451,0.012378475585309155,0.01005033978129708,0.008517912168387818,0.006574598210211081,0.005762905922806522,0.005341219564299401,0.004701359587240881,0.004158699583419396,0.003682237067381493,0.0028903406212264396,0.0028828980774816366,0.002589922588869251,0.0025518443952108672,0.002544213488386709,0.0024551881722065655,0.002368497371917565,0.0023172212750479336,0.002241060082499841,0.002194577653221481,0.0021236806393957063],"twin_dists":[0.33483323757600025,0.35030149434043445,0.371017588780713,0.37263609953648463,0.37627466447280583,0.38491065298344723,0.3939351970866144,0.4009561777856033,0.4117058862345054,0.4170695641798448,0.4201314713565054,0.4252235715111518,0.43006119517197844,0.43480747909136397,0.4441016617109738,0.4441995767809068,0.44825054817464044,0.44880755305143627,0.4489200926099344,0.4502563931616509,0.4516010472565546,0.4524177918919326,0.4536620607623447,0.4544406732168517,0.45565791708427583],"n_dims_used":45,"mean_confidence":0.9096361796061198},"coverage":{"mean_confidence":0.9096361796061198,"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}}