{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002625","498:4980001041","498:4980000848","498:4980003561","498:4980000849","498:4980002749","498:4980001316","498:4980002691","498:4980002681","498:4980000768","498:4980002618","498:4980000859","498:4980001230","500:5000009666","500:5000010608","498:4980001039","498:4980000852","498:4980000778","498:4980002821","498:4980002745","500:5000011319","498:4980003903","498:4980002756","498:4980000777","498:4980001129"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,500,500,498,498,498,498,498,500,498,498,498,498],"twin_sims":[0.5991560848550369,0.5926422665991209,0.5920388785391948,0.5880277183787954,0.5678464072607804,0.5472660170398822,0.5309518122994709,0.5055042236444038,0.5034828220428184,0.4989123267825622,0.4936263800692873,0.49001327004387696,0.4896279847560902,0.4838366759669463,0.4801388635447881,0.47926097378176574,0.47831638813386523,0.47449007658670295,0.47165546943117814,0.4631914128554235,0.4605979185247055,0.4576179832377973,0.4574740844253144,0.45702123512415793,0.4562643331715033],"twin_dists":[0.13145365922339347,0.13284888189943247,0.1329781537031084,0.13383768409398542,0.13816891379948681,0.14260434863211496,0.14614013914551408,0.1517030619633817,0.1521479130394335,0.15315554810421333,0.15432416095182666,0.1551250372394022,0.1552105422364147,0.15649825877753573,0.15732297843572052,0.15751906842461152,0.15773018446443476,0.15858675513791293,0.15922278423458133,0.16112969135382707,0.16171640426666775,0.16239199074910732,0.1624246541822644,0.16252747014664917,0.16269940122707843],"n_dims_used":45,"mean_confidence":0.9305987887912326},"coverage":{"mean_confidence":0.9305987887912326,"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}}