{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002044","488:4880000808","488:4880001057","488:4880000803","488:4880000875","488:4880000973","470:4700000652","470:4700000535","488:4880000797","470:4700001425","470:4700002866","496:4960005237","485:4850000517","488:4880000083","488:4880005401","488:4880001058","499:4990003291","496:4960000870","488:4880000890","470:4700002364","470:4700001121","470:4700002042","488:4880006411","499:4990000999","470:4700006276"],"twin_admin_codes":[470,488,488,488,488,488,470,470,488,470,470,496,485,488,488,488,499,496,488,470,470,470,488,499,470],"twin_sims":[0.6389489357259241,0.5827173499788532,0.5086496436834332,0.49513324911607226,0.4886614286176188,0.4734458733367381,0.47188602508586147,0.45369309127732166,0.4460552906432652,0.4089468887528426,0.3983186764541005,0.3936063506692567,0.3926966278168996,0.3893544781904778,0.3843000328498681,0.3765141808978938,0.3553542550895453,0.3537338398602144,0.3525181629628583,0.35207088983959,0.35206047048257993,0.343344299536124,0.3412563195838429,0.3385244069914755,0.3379328548524492],"twin_dists":[0.12292614948404595,0.1349761534751616,0.1510117880821735,0.15399065898070669,0.15542513556668544,0.1588209063985967,0.1591710047313775,0.16328423830428057,0.1650287636246529,0.17367963127494637,0.17621846925625506,0.17735396536423537,0.17757389662710105,0.17838392929979235,0.17961521353239854,0.1815271433252304,0.18682435612531204,0.18723654118924052,0.18754641633890184,0.1876605657673613,0.18766322581136166,0.1899031083200379,0.19044413389526726,0.1911546942002271,0.19130896022541488],"n_dims_used":45,"mean_confidence":0.9234673394097223},"coverage":{"mean_confidence":0.9234673394097223,"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}}