{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011001","490:4900012038","490:4900008905","490:4900010310","490:4900008895","490:4900008892","490:4900011143","490:4900009736","490:4900008896","491:4910005664","490:4900010991","490:4900007770","490:4900011146","490:4900007895","490:4900011766","490:4900011156","490:4900007784","490:4900009837","490:4900008902","490:4900010049","490:4900007782","490:4900008894","490:4900005162","490:4900010145","490:4900011069"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25940418969696993,0.04742733417006132,0.034986414293225285,0.03240550075598619,0.030065321992433287,0.02918957787135858,0.023819136104053267,0.022264744794462814,0.020714847774083753,0.017286875263790774,0.012083464361443311,0.011640454547700614,0.009699959279888478,0.00931106009132021,0.009182561040729717,0.006902699571455091,0.006864230863497588,0.006232708398966262,0.005099785442871999,0.005030075844097098,0.0045817527869895505,0.004571438831476161,0.004560920434970002,0.004144606470555846,0.003926129150269934],"twin_dists":[0.21335558905746785,0.32069040893546813,0.33631200762863145,0.3401336748642467,0.3438306735481058,0.345277794004392,0.3550715270651673,0.35826299535177325,0.36164411182580936,0.369985390903121,0.3859662334850257,0.3875951181080189,0.39545165240142355,0.39719314364093644,0.39778285381309386,0.4097058502615233,0.40993586477636024,0.41388797680791994,0.42198444642199723,0.42253423329207135,0.42624457112543956,0.4263337426691921,0.4264248699289792,0.43019431309179956,0.43231240379814434],"n_dims_used":45,"mean_confidence":0.8924587673611111},"coverage":{"mean_confidence":0.8924587673611111,"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}}