{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001480","477:4770001419","477:4770001138","477:4770001132","477:4770001134","477:4770001133","500:5000001489","477:4770001243","477:4770000890","477:4770001010","477:4770001365","477:4770001364","477:4770001252","477:4770001135","477:4770001354","477:4770001189","477:4770001074","477:4770001416","477:4770000949","477:4770001062","477:4770001181","477:4770001371","477:4770001420","477:4770000950","477:4770000995"],"twin_admin_codes":[477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8057458889778258,0.6910459610927238,0.667652377139093,0.5903597054955904,0.5696220188360988,0.5566310085093253,0.5553086815932075,0.5394968259617091,0.5323674401346338,0.5283043812097349,0.5126603787243186,0.510367789461405,0.5033638264171802,0.4967369740994261,0.4886283778234415,0.48078830798579675,0.46290989387016224,0.46077643237567406,0.45315605332043174,0.450873947227761,0.44395457469601246,0.44256912662970727,0.4374212949254292,0.42996000938105244,0.4151886658489973],"twin_dists":[0.08535962721392683,0.11165413888835385,0.11674085776013303,0.13333793792994217,0.13778725388515406,0.14058308506536504,0.1408681621550588,0.14428563125292151,0.14583249318925362,0.14671594753168585,0.15013195060541734,0.15063466051985228,0.15217411549320364,0.15363604236915662,0.15543247571286495,0.1571779886879453,0.1611933218887115,0.16167598264826788,0.16340654234058452,0.16392686323329,0.16551055372937812,0.165828779204374,0.16701460013091646,0.16874320559598743,0.17220223227060882],"n_dims_used":45,"mean_confidence":0.9222968207465277},"coverage":{"mean_confidence":0.9222968207465277,"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}}