{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001957","480:4800001615","480:4800001618","480:4800001970","480:4800002450","480:4800001968","480:4800001955","480:4800001730","480:4800001629","480:4800001799","496:4960008818","480:4800004186","480:4800001612","496:4960009611","480:4800002307","480:4800001403","480:4800001914","493:4930004384","488:4880003312","480:4800002176","496:4960009515","480:4800001564","480:4800001334","496:4960007980","480:4800005040"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,496,480,480,496,480,480,480,493,488,480,496,480,480,496,480],"twin_sims":[0.4430530321266476,0.40958874747766605,0.34089583145588886,0.3292239817017889,0.321976804911019,0.3114205157723951,0.28848832673986596,0.2757525547071245,0.2511895699427218,0.24705885403462377,0.23369966915784196,0.23287658265565797,0.22983461287969809,0.22948959760991416,0.22938533787740603,0.2232096999232419,0.2162962207628654,0.21370641368417106,0.20996224242316394,0.20668532392896652,0.20343052256697355,0.20090360308449037,0.20077383737014678,0.1965066917552143,0.1952069044746035],"twin_dists":[0.165717586693807,0.1735272536144757,0.19053772038251393,0.1935972523006856,0.19552695897999692,0.19838183515872285,0.20478209973966235,0.2084678791618657,0.21588463493607504,0.21717629438075797,0.22145168830224138,0.2217202590584562,0.2227182971098165,0.22283204149474725,0.22286643597970274,0.22492248438348134,0.22726969676273098,0.2281619456826011,0.22946492296955243,0.23061831518890175,0.23177635082721068,0.23268420377492505,0.2327310365205018,0.23428283309706951,0.2347601428161433],"n_dims_used":43,"mean_confidence":0.9200585831043332},"coverage":{"mean_confidence":0.9200585831043332,"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}}