{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001436","479:4790005962","469:4690008323","496:4960005091","472:4720001156","472:4720002241","488:4880003308","470:4700005908","496:4960005215","472:4720000639","496:4960008423","472:4720006614","488:4880004207","496:4960006419","496:4960007357","496:4960003978","472:4720001609","488:4880000335","489:4890004931","472:4720003094","479:4790002396","496:4960000409","470:4700000798","489:4890004842","496:4960000470"],"twin_admin_codes":[496,479,469,496,472,472,488,470,496,472,496,472,488,496,496,496,472,488,489,472,479,496,470,489,496],"twin_sims":[0.2020747396717662,0.19939539530790829,0.18456989755155875,0.1787950934556275,0.17822364598671192,0.17540581335691788,0.15335285212534686,0.15076664471997825,0.14230153184134733,0.14002383127491755,0.137311147924022,0.13567340021949703,0.13425936432406158,0.13263463790724092,0.12908837731363626,0.1273863793966716,0.1106778532838451,0.10760176204244087,0.10685905327194861,0.10661982218326944,0.10024469649481454,0.09983651897047031,0.09930466967572378,0.09572366166120645,0.09512105207266235],"twin_dists":[0.2322624765895501,0.23322981165742362,0.23875205633266527,0.24098734202818792,0.24121130043651134,0.2423231760043943,0.25150178804577245,0.25263989906978224,0.2564688695705354,0.2575278878619148,0.25880604814171804,0.25958688939925983,0.2602667742727458,0.2610546340268777,0.2627998626156307,0.2636503564036402,0.2724970721822467,0.2742362617269977,0.2746619465890725,0.2747995513023922,0.27855828802456256,0.2788052400029862,0.2791282037789433,0.28133882338572397,0.2817171905398249],"n_dims_used":45,"mean_confidence":0.9324337429470486},"coverage":{"mean_confidence":0.9324337429470486,"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}}