{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001748","480:4800001635","480:4800001747","480:4800001861","480:4800002136","480:4800002140","480:4800002363","480:4800001638","480:4800002028","480:4800002030","480:4800002365","480:4800001975","480:4800002415","480:4800002032","480:4800001291","480:4800002364","480:4800001639","480:4800001922","480:4800001306","480:4800002414","480:4800001869","480:4800002282","480:4800001870","480:4800002512","480:4800002409"],"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":[0.8376711385825523,0.7782490389378006,0.7490871610183468,0.747116576648894,0.7261558522652372,0.7193189107553561,0.7191835290299028,0.6861677703099515,0.670474608345323,0.6691250212071433,0.6677473640744644,0.6666097004358443,0.5997753367166603,0.5579055621709957,0.5502397723359339,0.5361246245466216,0.53509942983213,0.502825737248235,0.4324651055520755,0.4305152898643998,0.4153362564210145,0.4013677752055211,0.3987314775935771,0.3912616620414129,0.378804876744351],"twin_dists":[0.07730089587454143,0.09196520650636796,0.09872168606596977,0.09917072406634052,0.103898066184065,0.10542264566440891,0.1054527570820092,0.11271925164532273,0.11612979075339967,0.11642208071726214,0.11672030142757779,0.1169664603016109,0.13132104284966328,0.14030840123270977,0.14196192170905625,0.1450167890090351,0.14523924934821938,0.15229262203181293,0.16816149786080106,0.16861414562380705,0.17216741547736353,0.17548702305346434,0.1761192939005211,0.1779212911992735,0.18096266118621024],"n_dims_used":42,"mean_confidence":0.9106280008951823},"coverage":{"mean_confidence":0.9106280008951823,"n_dims_used":42,"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}}