{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010584","490:4900011369","490:4900007888","490:4900011570","490:4900011157","490:4900011375","490:4900011093","490:4900010590","490:4900011443","490:4900011506","490:4900010756","490:4900011377","490:4900011504","490:4900010666","490:4900011305","490:4900011374","490:4900011002","490:4900011505","490:4900011237","490:4900010243","490:4900010985","490:4900010505","490:4900011232","490:4900010925","490:4900010489"],"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":[0.36646554851397517,0.18144076210202678,0.11922085441262768,0.10642281512054451,0.10350713087330096,0.07670341148504707,0.05615180097640483,0.05461133785990412,0.05416450642476959,0.05047379574415153,0.044677903362927145,0.04174831901432125,0.04103181341944403,0.04070814476845317,0.03883465704474537,0.03728309847346863,0.03476154209207163,0.03376440916137357,0.030791773711604964,0.03040434657409609,0.02932313663870165,0.02817583746145838,0.027873669926905605,0.026030771771354152,0.025570749198989096],"twin_dists":[0.18402355692079606,0.23995702907702166,0.26785507627098687,0.2749130490862788,0.27661221698507066,0.29432029505362994,0.3116823466754425,0.3131841204561206,0.3136262862922986,0.317399056825877,0.3238162564264268,0.32732988706017324,0.3282207394753635,0.32862747411133925,0.331036907607565,0.33310794163985163,0.336635253094961,0.3380904075639983,0.34265742281301226,0.3432801460105983,0.34505470802700394,0.3470002532471604,0.34752397485401676,0.35082827297481617,0.3516844855708636],"n_dims_used":45,"mean_confidence":0.8916408114963108},"coverage":{"mean_confidence":0.8916408114963108,"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}}