{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011806","490:4900011607","490:4900011410","490:4900011122","490:4900011984","490:4900008841","490:4900011612","490:4900011547","490:4900011537","490:4900012209","490:4900011989","490:4900011673","490:4900012188","490:4900010709","490:4900011664","490:4900011544","490:4900011789","490:4900012137","490:4900008839","490:4900011194","490:4900011731","490:4900011734","490:4900011870","490:4900011920","490:4900010444"],"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":[0.45978751549356556,0.39295664382346196,0.373371762591604,0.35432773493872055,0.3354286203807166,0.31623100817593247,0.31411270207253317,0.30367688880287474,0.29549183301461585,0.29359167661005214,0.28898387998294406,0.2864345287119287,0.27309096897342344,0.26543587674526603,0.2560839008113342,0.234120446452408,0.23036834622423583,0.22974468246410537,0.2094597111165075,0.20304304086933797,0.20107283912746188,0.19988009316291466,0.19505684293797548,0.19422502760735325,0.1904509255768744],"twin_dists":[0.16189997718755209,0.1775110119775204,0.1823042467862743,0.1870853587846634,0.19196363956716536,0.1970741929427407,0.19764861141115608,0.20051132010314948,0.202796762528856,0.20333262982468248,0.20464068488931111,0.20536974200403818,0.20925116221698783,0.2115305757594962,0.2143716132616601,0.22131462959540457,0.22254255805300993,0.22274793443781749,0.22964100172421137,0.23191505759605432,0.23262315737657135,0.23305415854100375,0.23481539041701352,0.23512217315949802,0.2365257052022269],"n_dims_used":45,"mean_confidence":0.9124403211805555},"coverage":{"mean_confidence":0.9124403211805555,"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}}