{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000006","480:4800000010","480:4800000000","480:4800000131","480:4800000024","480:4800000002","480:4800000132","480:4800000135","480:4800000137","480:4800000165","480:4800000136","480:4800000106","480:4800000164","480:4800000014","480:4800000133","480:4800000001","480:4800000227","480:4800000196","480:4800000041","480:4800000022","480:4800000197","480:4800000202","480:4800000108","480:4800000042","480:4800000081"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7659354671296084,0.5944102060493566,0.4103081574697955,0.3707794980819797,0.36892635871623475,0.34482747208001635,0.32488005298645095,0.31058702708287816,0.26385151575259475,0.2416800918981427,0.2201930228577107,0.20519116729665132,0.20080556689011717,0.19608886904176445,0.18731406888946223,0.18700801760975594,0.18476462635560206,0.17097680462675588,0.16779034405055174,0.15943062908981184,0.15716015975678257,0.15539183277456864,0.15006105219974517,0.11126891865347141,0.10747457745241357],"twin_dists":[0.09484525991208886,0.1324701454721729,0.17335658999935527,0.18294772665034967,0.18340910087354764,0.18951986061651133,0.1947510469552963,0.1986095707442017,0.2120074229110499,0.21887919323421254,0.2259406071893766,0.23114836431123015,0.2327195833390264,0.23443602721103296,0.23770711081193518,0.2378231162635316,0.23867754734372515,0.24409683597778925,0.24539336948991455,0.24888143043315145,0.24985163726905718,0.2506143799098959,0.2529528986468991,0.272167184183217,0.2743089956692906],"n_dims_used":42,"mean_confidence":0.9028296697707403},"coverage":{"mean_confidence":0.9028296697707403,"n_dims_used":42,"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}}