{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001824","480:4800001659","480:4800001342","480:4800001766","480:4800002115","480:4800001708","480:4800002296","480:4800002157","480:4800002163","480:4800001882","480:4800001709","480:4800001949","480:4800001767","480:4800002105","480:4800002501","480:4800002298","480:4800001886","480:4800001657","480:4800002299","480:4800001283","480:4800001343","480:4800002110","480:4800002491","480:4800001945","480:4800001946"],"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":[0.6161183661146807,0.5728263601793426,0.5514749356868706,0.5460983210660367,0.5222214653962557,0.5081175469088773,0.4999996665221293,0.4858100746059087,0.4798209213814783,0.478456117213244,0.4721744889470949,0.4632881725828215,0.4520836341194175,0.4461170882813238,0.43896182901594305,0.39354059288389653,0.38904558884776697,0.38814130644826406,0.3808040489397176,0.3721384407207328,0.3633775823759036,0.3581097770242889,0.35678421472253286,0.3421220875640034,0.3287736233195078],"twin_dists":[0.1278213304160045,0.13709882630418643,0.14169525466937116,0.14285676979544157,0.14804136598145648,0.15112864864486844,0.1529155965868524,0.15605893970754892,0.15739398240638525,0.1576989464084817,0.15910623177828237,0.16110782429534584,0.16365093311175782,0.16501460373797872,0.16665916252130553,0.17736985480808165,0.17845895856977415,0.17867877024500659,0.18047136907617406,0.18261011895355997,0.18479755077398158,0.18612565570213663,0.18646142338122718,0.19021958718602108,0.19371648044736683],"n_dims_used":43,"mean_confidence":0.9201749757278798},"coverage":{"mean_confidence":0.9201749757278798,"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}}