{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001345","497:4970001425","497:4970001756","497:4970001578","497:4970001837","497:4970000696","497:4970000829","497:4970000914","497:4970000913","491:4910005961","497:4970000686","497:4970001920","497:4970000996","491:4910005952","497:4970001173","497:4970001919","497:4970000621","497:4970001829","497:4970000691","497:4970000992","497:4970001267","497:4970000558","497:4970000836","497:4970001907","497:4970001742"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,491,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5538311940646443,0.30362665800603006,0.25110617391593404,0.23408404735039604,0.22059786118072344,0.21460746664949226,0.20538370061316777,0.19693464712690903,0.1930127655980022,0.190950884065375,0.18290689872855853,0.18219291628850123,0.1789034228200638,0.17835853172010052,0.1781948549699548,0.17805195273716273,0.17416505064199558,0.17411418720580848,0.1717167903772191,0.17095122310159097,0.1697453634562722,0.15712528005565216,0.15543398280373746,0.15384932906029208,0.15267467005961133],"twin_dists":[0.14118681051247184,0.20052523525575222,0.2159105776691125,0.22132647939569128,0.22580343553249932,0.22785068832902067,0.23107991568557476,0.23412615758413163,0.2355709082645545,0.23633867035344633,0.23939063608779418,0.23966605720942136,0.24094494350478443,0.2411583908854058,0.24122259752763542,0.24127868905478972,0.24281679964615913,0.242837088566064,0.24379822944676097,0.24410717544292337,0.24459582046045772,0.24986662137934396,0.2505961254781258,0.25128491825651744,0.25179886346375696],"n_dims_used":45,"mean_confidence":0.8917029486762152},"coverage":{"mean_confidence":0.8917029486762152,"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}}