{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010567","490:4900007897","490:4900010041","490:4900009728","490:4900010403","490:4900011306","491:4910004851","490:4900009523","490:4900009425","490:4900011567","490:4900010902","490:4900010316","490:4900007991","490:4900008101","490:4900010315","490:4900010219","490:4900008898","490:4900009453","490:4900011507","490:4900008330","490:4900008992","490:4900010400","497:4970001346","490:4900005022","490:4900009549"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.09907898105119499,0.05972996026678366,0.047250506216664705,0.04451887697268214,0.03145033024128645,0.025579905427860858,0.025066911538205325,0.020900266101485265,0.015114968557952285,0.012130970076996175,0.011972996137518767,0.008302481317881787,0.007786450594550308,0.007687418984508311,0.005710364640460177,0.005605900055935033,0.005171370177015783,0.0047343065282933324,0.004396196474150792,0.004222535851270311,0.003859874622156466,0.003549056712619407,0.003236433725037888,0.0027245669956967047,0.0024880659022886074],"twin_dists":[0.27926566209645043,0.3083211322359337,0.32088681813504516,0.3240019406574021,0.3416141348477841,0.35166731437552645,0.35263764965744765,0.36122824860793185,0.37605649420475695,0.3857947205130371,0.3863673877725187,0.4020323798485842,0.40471566665602426,0.4052487836945417,0.41743981235924316,0.4181851869438488,0.4214269059733671,0.424946465346195,0.42787742835382997,0.4294633107107734,0.43297593029928205,0.43623420981875394,0.43978513255913176,0.4463393602471173,0.44975779160964674],"n_dims_used":45,"mean_confidence":0.8864771525065104},"coverage":{"mean_confidence":0.8864771525065104,"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}}