{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001087","480:4800000845","480:4800001088","480:4800000749","480:4800001034","480:4800000717","480:4800000797","480:4800000469","480:4800000514","480:4800000795","480:4800000504","480:4800000344","480:4800000541","480:4800000844","480:4800000838","480:4800001041","480:4800000543","480:4800001135","480:4800000659","480:4800000750","480:4800000415","480:4800000501","480:4800001081","480:4800000385","480:4800001045"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8206088424458386,0.6531326480063093,0.6152672645336467,0.5631529142935678,0.49413525314114803,0.4736348322924647,0.465061861366877,0.4567172898700854,0.44438637948691273,0.4323920202344448,0.4307739922105585,0.430031187757144,0.40873410729890997,0.40510396486573347,0.3993951869906627,0.3939095522171758,0.37224628912434876,0.36421849974399073,0.359350332096185,0.3586817865134752,0.3574121210199225,0.3567014464791969,0.3356222153832158,0.32308276999392566,0.3111348332586433],"twin_dists":[0.08166796988344331,0.11987563400429063,0.12800361593827553,0.139178445517678,0.1542115035668724,0.15877852176153523,0.1607072643939357,0.16259649923560168,0.16541145003494423,0.16817844962892836,0.1685540403705078,0.16872665831057132,0.1737301689775785,0.17459416632588137,0.1759599360275884,0.17728071689038044,0.18258335187658856,0.18458644856959272,0.18581199778153099,0.18598096163281508,0.18630229363035455,0.1864824100130367,0.1919129340978953,0.19523092473688064,0.1984598533926023],"n_dims_used":43,"mean_confidence":0.9155431348224019},"coverage":{"mean_confidence":0.9155431348224019,"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}}