{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002217","470:4700000551","470:4700001174","470:4700000659","488:4880001127","488:4880001736","470:4700005017","470:4700002229","481:4810004447","470:4700000555","466:4660010081","470:4700004684","470:4700002210","488:4880005680","481:4810000834","470:4700000196","481:4810001951","470:4700001277","481:4810002562","488:4880004191","481:4810000882","466:4660001100","470:4700001016","470:4700000767","481:4810001028"],"twin_admin_codes":[470,470,470,470,488,488,470,470,481,470,466,470,470,488,481,470,481,470,481,488,481,466,470,470,481],"twin_sims":[0.612589283664702,0.5857948208302217,0.5655776177137065,0.5586370919976907,0.5201778749026201,0.49148411570919714,0.4910142461072976,0.4909741233748838,0.48534715700438763,0.46772653502009415,0.456807249108047,0.4523704082232463,0.45126586107545785,0.44405209688655556,0.442020556679925,0.44021723209580427,0.43527187623292307,0.4341692823468863,0.43403012089442794,0.4322714242409028,0.4318506999157023,0.4311868108893306,0.4305700133734197,0.419765878837268,0.4180575714643963],"twin_dists":[0.1285771301023362,0.13431630349664944,0.13865678329012723,0.14015078723217192,0.14848743401930642,0.15479880191569756,0.15490298795199367,0.15491188589413132,0.15616194508839537,0.16010648256557425,0.16257606683772896,0.16358555996422827,0.1638374374355186,0.16548816813718653,0.165954887274826,0.16636987364679118,0.16751135049267127,0.16776654914330696,0.16779877690016118,0.1682064237860252,0.1683040421758662,0.16845815906976402,0.1686014302884554,0.1711249185938812,0.1715264036425565],"n_dims_used":43,"mean_confidence":0.913564637649891},"coverage":{"mean_confidence":0.913564637649891,"n_dims_used":43,"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}}