{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001610","477:4770001367","477:4770001597","477:4770002137","499:4990001959","499:4990001193","499:4990002721","499:4990001956","477:4770001702","499:4990001485","499:4990001313","500:5000002239","499:4990002468","499:4990001096","477:4770002138","477:4770000124","499:4990003017","485:4850000478","500:5000003614","485:4850007123","477:4770000935","477:4770000898","477:4770003883","499:4990002951","500:5000001700"],"twin_admin_codes":[477,477,477,477,499,499,499,499,477,499,499,500,499,499,477,477,499,485,500,485,477,477,477,499,500],"twin_sims":[0.5608992228217959,0.5571002077953408,0.5229109121262855,0.5172273187697876,0.3972067293183621,0.39189506393378615,0.3867206376358678,0.37819856236147603,0.3683390285263915,0.3642255383503846,0.36314487811603513,0.3570628762565893,0.3532932951134294,0.34779178808486916,0.34771348658343154,0.34558336569555054,0.339109130594046,0.3348002167547424,0.3307700323875236,0.3300379750865572,0.32797955318974614,0.3228653878861526,0.3215307856937914,0.3182055400571584,0.31745732656178594],"twin_dists":[0.13966357542566407,0.14048195557265852,0.14789096705280774,0.14913220092537727,0.1764858482454706,0.17776787620299908,0.1790245930756961,0.1811119096157528,0.1835555686207024,0.18458468265198136,0.18485601202309782,0.18639078466207262,0.18734877170007896,0.18875649767864128,0.18877661741546667,0.18932487630201605,0.19100235149860845,0.1921283374997836,0.19318863044230314,0.19338198250282035,0.19392692232867198,0.1952890668163138,0.1956465058647406,0.19654071864572795,0.19674264871745983],"n_dims_used":45,"mean_confidence":0.9219885932074653},"coverage":{"mean_confidence":0.9219885932074653,"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}}