{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003273","477:4770003274","477:4770002255","477:4770003032","477:4770002111","477:4770003194","477:4770001932","477:4770003203","477:4770002397","477:4770001809","477:4770001683","477:4770002882","477:4770002184","477:4770001877","477:4770003432","477:4770001687","477:4770003108","477:4770003204","477:4770002728","477:4770002048","477:4770001944","477:4770001807","477:4770002120","477:4770002654","477:4770002590"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6457211521904108,0.5875890823954436,0.533681870801661,0.5055934354473806,0.4779146238204793,0.47124217894152665,0.4647998643378153,0.40207643096670903,0.3813196576864614,0.37743451066674283,0.3743974293755788,0.36358835223460434,0.35804136960113697,0.3367449290944591,0.3349359669864412,0.33486851025149494,0.3326229346482254,0.3280671771906195,0.3277547140574812,0.32766713732900166,0.3272600321440988,0.32073724284451355,0.3188106823081944,0.31803466955090015,0.31398334585016024],"twin_dists":[0.12147084096360651,0.13393169652040285,0.1455469910789596,0.15168344008219448,0.15782001992051187,0.15931562458354917,0.16076639880701254,0.1753173853623603,0.180344861513162,0.1813001518088177,0.18205025332230773,0.18474461635648567,0.18614296780369288,0.19161919017900328,0.1920927446046443,0.19211043037599362,0.19270028385328025,0.19390368672781544,0.1939865594741662,0.1940097947505396,0.19411785022847997,0.19585942938263318,0.1963775966504177,0.19658681008091797,0.19768375989334946],"n_dims_used":45,"mean_confidence":0.9225820753309462},"coverage":{"mean_confidence":0.9225820753309462,"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}}