{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007552","490:4900005577","490:4900006937","490:4900004775","490:4900005442","490:4900007311","490:4900005571","490:4900005054","490:4900005312","490:4900004914","490:4900005173","490:4900007551","490:4900005580","490:4900005706","490:4900004771","490:4900005578","490:4900004631","490:4900005832","490:4900005707","490:4900004778","490:4900006330","490:4900007062","490:4900005573","490:4900001236","490:4900005056"],"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":[0.22232498902022485,0.16426382472863765,0.1328653185376674,0.1299027333896537,0.12675243737324304,0.1187659377675983,0.11309895798250154,0.11105044413568367,0.10757700210406787,0.10672925785001602,0.10560126052389149,0.10417055184221201,0.10239416688697722,0.08361791517645895,0.07115727550991932,0.06573808570115473,0.06306830778848753,0.05454118600796936,0.05342523420810866,0.04804974568685165,0.040779143271363304,0.03631177578228408,0.035934170861631316,0.033926812040618676,0.03376160539775401],"twin_dists":[0.2252201152684442,0.24684910427158546,0.2609423322858337,0.2623959221460531,0.26396933836502756,0.26809571319636755,0.27115429908373306,0.27228896206595155,0.27425041613638507,0.27473657464764933,0.2753881224390046,0.2762223528063723,0.27727065667869477,0.2893315300516291,0.2985906093358383,0.3030323776825234,0.30533140563217503,0.31325334105951363,0.3143645215041955,0.3200039074890164,0.32853802163507534,0.334441970197202,0.33496876699122136,0.3378509321768133,0.33809455054037013],"n_dims_used":45,"mean_confidence":0.9176123725043402},"coverage":{"mean_confidence":0.9176123725043402,"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}}