{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002735","480:4800002788","480:4800003049","480:4800003318","480:4800002642","480:4800003718","494:4940003634","480:4800002738","480:4800002582","494:4940002497","480:4800002691","480:4800002632","480:4800002737","480:4800003047","494:4940000072","494:4940005699","480:4800002636","480:4800006000","494:4940001413","494:4940000415","480:4800002734","480:4800002681","480:4800003093","494:4940000174","494:4940003406"],"twin_admin_codes":[480,480,480,480,480,480,494,480,480,494,480,480,480,480,494,494,480,480,494,494,480,480,480,494,494],"twin_sims":[0.3871395451973063,0.31680122312830217,0.30938577914387466,0.2596106067478471,0.25945194647222264,0.24938844682262,0.2426058679437253,0.24061243719632808,0.23217645694359598,0.22528789000817503,0.20983304407935963,0.2051059417727235,0.18188332153757847,0.18179294069272742,0.18068435034494665,0.17951655438052977,0.17901867746929603,0.17541520798917787,0.1745792986132802,0.1719913208686557,0.17022568318267597,0.16694673924952116,0.16493961805794236,0.16358003380232072,0.1628097457120292],"twin_dists":[0.17892255916969346,0.19691994093565915,0.1989384062426099,0.21329269588065897,0.213341035253726,0.21644615466455383,0.21858436410261922,0.21922011608152203,0.22194919923763365,0.22422642611612462,0.22951016457130227,0.2311786773598724,0.2397857213726377,0.23982068239797338,0.24025050938708065,0.24070531538895606,0.24089985451947274,0.24231944796706248,0.2426517175299037,0.24368768256093282,0.24440088514276587,0.24573958358391657,0.24656840371725966,0.24713397807810333,0.24745592173947994],"n_dims_used":43,"mean_confidence":0.9216681192087572},"coverage":{"mean_confidence":0.9216681192087572,"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}}