{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000220","477:4770000068","477:4770000088","477:4770000294","485:4850006177","485:4850004987","477:4770000255","485:4850006427","477:4770000345","477:4770000358","477:4770000251","477:4770000357","485:4850006343","477:4770000307","485:4850005335","477:4770000113","485:4850006260","485:4850003592","485:4850004728","485:4850003441","477:4770000142","485:4850005334","477:4770000016","477:4770000177","477:4770000178"],"twin_admin_codes":[477,477,477,477,485,485,477,485,477,477,477,477,485,477,485,477,485,485,485,485,477,485,477,477,477],"twin_sims":[0.6563728356383689,0.5080421395609155,0.5048196650221894,0.4834639884319096,0.476567924829329,0.4537156872976134,0.44463247540931633,0.4185458499122979,0.41421643603336794,0.40700334005976624,0.40274395146547415,0.39960401134772794,0.39633890481269457,0.39208964013240094,0.3857592615548207,0.3828065431919297,0.37779229151334703,0.37545518408280165,0.36749724149721374,0.3640063596715697,0.3600207201278568,0.3560114876520024,0.3559347551336557,0.35463161578859875,0.35265661870035725],"twin_dists":[0.11917727719585619,0.15114521239981513,0.1518536595178503,0.15658128903576957,0.1581213233354455,0.16327909349541503,0.1653549849860944,0.17141157768788354,0.17243171608499713,0.174141676066578,0.17515771796320023,0.17590982185541895,0.1766947639100258,0.17772077152047597,0.1792589550601194,0.1799805055929758,0.18121198099226093,0.18178867131416993,0.1837656960952267,0.18463968053251603,0.18564272964462206,0.18665745299631958,0.18667693088792695,0.18700805341749127,0.1875110960697083],"n_dims_used":45,"mean_confidence":0.9184366861979166},"coverage":{"mean_confidence":0.9184366861979166,"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}}