{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012583","490:4900012509","490:4900012366","490:4900012225","490:4900012581","490:4900012367","490:4900012438","490:4900012293","490:4900012437","490:4900012095","490:4900005424","490:4900005824","490:4900005553","490:4900004888","490:4900012296","490:4900012159","490:4900005685","490:4900012297","490:4900005154","490:4900012584","490:4900012226","490:4900005299","490:4900012228","490:4900006313","490:4900010830"],"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":[0.6225860173467412,0.28479639939523826,0.2637145500259704,0.2037096342485603,0.15743879820504386,0.14858235907117537,0.13726512044386757,0.1128824247497908,0.08652803117233143,0.07152117096769482,0.06617717001139478,0.05905027025989138,0.05646413143540019,0.05278159327536386,0.04833135466981487,0.04768135283876088,0.047484759729609236,0.04743820814377621,0.045840434820894005,0.04559313202917211,0.04545966400776336,0.04529363337058292,0.04492534151355334,0.042604080769954804,0.039489449705779125],"twin_dists":[0.1264357956918979,0.20584026588188892,0.21204872950425366,0.23167654952202768,0.24973202290525517,0.2536123775896462,0.25882789752281227,0.2712734830377457,0.28733020516147245,0.2983023187541134,0.3026616039797103,0.3089466009186703,0.3113820224377428,0.3150141905434119,0.3196957395653326,0.3204093298280819,0.32062675598288304,0.3206783508136123,0.32247543441006227,0.3227582576302562,0.322911430388214,0.3231025002133404,0.3235284396417695,0.32628261947527115,0.33018384741402507],"n_dims_used":45,"mean_confidence":0.8910580105251736},"coverage":{"mean_confidence":0.8910580105251736,"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}}