{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740006217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740006201","474:4740006156","474:4740006227","486:4860004287","486:4860004508","486:4860004153","474:4740006175","474:4740006219","486:4860004232","474:4740006200","486:4860003893","474:4740006181","486:4860004231","474:4740003886","474:4740006199","486:4860004495","486:4860003553","486:4860004229","474:4740006216","486:4860004240","474:4740006179","486:4860003889","474:4740003214","486:4860003682","474:4740002282"],"twin_admin_codes":[474,474,474,486,486,486,474,474,486,474,486,474,486,474,474,486,486,486,474,486,474,486,474,486,474],"twin_sims":[0.39395635988674593,0.2820502314788477,0.234913917844138,0.23267639031460244,0.21270189222445285,0.20860994053287452,0.1941218256154513,0.1876786009890907,0.1869638914696753,0.18004776424165733,0.1754884840127432,0.17041662567594798,0.16833324607973352,0.16793704577877405,0.16749606717743204,0.16702466683275713,0.16004045795088395,0.15035069530757286,0.14565679979765817,0.14221701460606628,0.13972238681740126,0.13962977953302344,0.13727297252557338,0.13220314687419996,0.12045301018808413],"twin_dists":[0.17726941126095636,0.20663272539698224,0.2210566128924818,0.2217856754567196,0.22850999254637505,0.22993940241867317,0.23516029880371275,0.23756911219593113,0.23783985278894088,0.24049817309905053,0.2422903749948667,0.24432350175833975,0.24517122562101942,0.2453332913450429,0.24551399757284323,0.24570754946316856,0.24862255665617544,0.2528242826839951,0.25493155119404287,0.25650793968334396,0.25766900432936,0.2577124025634694,0.25882416972861094,0.26126509107233226,0.26720681148587216],"n_dims_used":45,"mean_confidence":0.9260728624131944},"coverage":{"mean_confidence":0.9260728624131944,"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}}