{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002579","480:4800002744","480:4800003477","480:4800003002","480:4800002577","480:4800003426","480:4800003664","480:4800003050","480:4800003318","480:4800002881","480:4800003086","480:4800002690","480:4800002877","480:4800003321","480:4800002913","480:4800003581","480:4800002727","480:4800002925","480:4800003043","480:4800002637","480:4800002687","494:4940006258","494:4940002720","480:4800002883","470:4700006673"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,494,480,470],"twin_sims":[0.6445578597844885,0.5264640781736315,0.5050780052860989,0.4536747297082768,0.41313665563187674,0.3938822793089009,0.3616404212964819,0.35110386672227584,0.3322830513536962,0.3303855949264811,0.3192608606796428,0.29975804498069514,0.298804574001242,0.29487210674447445,0.2809600990560511,0.26564008242675174,0.26372500491873463,0.2595658304234742,0.2562094339630171,0.25299685612315337,0.24663873501853478,0.24575840736722632,0.24496785253755762,0.2384398272229576,0.2258434839185595],"twin_dists":[0.12172097000257102,0.1471165747660903,0.15179682025329264,0.16328841905506794,0.17268685936921144,0.17728730450369073,0.18523442915550029,0.18790762025418214,0.1927897511143109,0.19329013933541947,0.19625635965940164,0.2016009874341214,0.20186736427546528,0.20297130859148435,0.20694859672191818,0.2114692449494854,0.21204557600938292,0.21330633609784186,0.2143330486277424,0.21532377023918178,0.21730843751460166,0.21758580356930857,0.21783543033661892,0.2199169182091759,0.22404106223793596],"n_dims_used":43,"mean_confidence":0.9219899732013082},"coverage":{"mean_confidence":0.9219899732013082,"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}}