{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004535","480:4800004368","493:4930000178","480:4800004050","480:4800004540","490:4900001316","493:4930006176","493:4930006521","493:4930005174","493:4930006380","480:4800005913","493:4930006448","480:4800004285","480:4800004453","496:4960011550","493:4930006180","493:4930001511","493:4930004234","493:4930006183","490:4900000902","490:4900000479","493:4930002337","490:4900000773","496:4960011978","496:4960009075"],"twin_admin_codes":[480,480,493,480,480,490,493,493,493,493,480,493,480,480,496,493,493,493,493,490,490,493,490,496,496],"twin_sims":[0.6063604243482104,0.5282016252418305,0.5061157350515809,0.47874471161489157,0.4659464653458768,0.4239078381424837,0.4143884595301119,0.4135209731454812,0.4043949076578925,0.39994756147953164,0.3981811783950831,0.39073865080775505,0.3638478982181565,0.3560197829875938,0.34826496726831796,0.34598541090513807,0.3340061966109955,0.3331571403604281,0.32950840697329853,0.31745014007331224,0.3131148511143728,0.31245530075933,0.3120667851449622,0.3018427709230789,0.29355582119297385],"twin_dists":[0.12991093926159794,0.14673830910495436,0.15156858028918152,0.15763443707093458,0.1605076888216925,0.17015433579236025,0.17239109495706223,0.17259601517557915,0.17476332830523778,0.1758274017782854,0.17625151354565965,0.17804805616294142,0.18467945323396542,0.18665534742626658,0.18863496399594706,0.1892212599187025,0.1923366820511061,0.19255976599102298,0.1935219995975686,0.19674458952884316,0.19791995953447383,0.19809958303938172,0.1982054934813101,0.2010202855186287,0.20334276117553696],"n_dims_used":43,"mean_confidence":0.9215346935183503},"coverage":{"mean_confidence":0.9215346935183503,"n_dims_used":43,"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}}