{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003573","480:4800003071","480:4800003336","480:4800003077","480:4800003193","480:4800003105","480:4800003394","480:4800003148","480:4800003349","480:4800002905","480:4800003255","480:4800002722","480:4800003565","480:4800002995","487:4870009307","480:4800005007","480:4800003121","480:4800003765","480:4800003337","480:4800005680","487:4870009984","480:4800002815","480:4800004745","487:4870009311","480:4800002941"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480,480,487,480,480,487,480],"twin_sims":[0.2735891357971247,0.259662444558037,0.2333071107383672,0.2244651785906498,0.22271935876640006,0.17051084033897212,0.16095115276517472,0.1586868019549273,0.15083718630846266,0.14808832374461786,0.14118525992541442,0.12683361867355403,0.11743208985076646,0.11272512046200239,0.10749530148601295,0.1068849935215943,0.10606055033798606,0.10573043140875654,0.10166858451114395,0.09122122774658716,0.08971096490077153,0.0885810134550888,0.08814026533009704,0.0879092487703794,0.0874990289217831],"twin_dists":[0.20910420057491513,0.21327690637098912,0.22157970139752617,0.2245014677822796,0.22508734557395998,0.24428534224040876,0.24823729647568474,0.24919816413451137,0.2526086662652045,0.2538337897563579,0.2569862911941285,0.2639284228038351,0.2688053695062936,0.27136017682283275,0.27429713951886886,0.2746470402462449,0.2751221802613352,0.275313237997878,0.2777029317448323,0.2842126021053193,0.28520167002105373,0.28595033887795385,0.2862444194516256,0.2863990274362527,0.28667436458866197],"n_dims_used":43,"mean_confidence":0.9133185453193132},"coverage":{"mean_confidence":0.9133185453193132,"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}}