{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002082","490:4900001495","490:4900001107","490:4900001926","490:4900002680","490:4900002681","490:4900001242","490:4900002692","490:4900002248","490:4900001233","490:4900004491","490:4900004215","490:4900001108","490:4900002832","490:4900001634","490:4900002546","490:4900002398","490:4900001368","490:4900002399","490:4900002532","490:4900002839","490:4900003249","490:4900001106","490:4900004489","490:4900002224"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7892738150442555,0.7272509298893108,0.6502740400798089,0.6417164965490869,0.5961310823353012,0.5437799460092662,0.5381043392497351,0.4860543927850664,0.47165549547335744,0.45529442654624047,0.4459637059864663,0.4060660165001623,0.3994337143386787,0.3633642603373172,0.35977200887532373,0.35627140824319076,0.3236026186658856,0.317552729462411,0.3094032380059742,0.27594647411378803,0.2723181425543029,0.2689170613793151,0.26316928673070633,0.250281169543643,0.22064305428016556],"twin_dists":[0.08934797974768374,0.10365313717092955,0.12049124787800325,0.12233165612376262,0.1321015331731438,0.14335821291585052,0.14458744142405347,0.15600458780406265,0.15922277838540216,0.16291986793005436,0.1650497500779433,0.17436485792561116,0.17595068924490548,0.18480089709858388,0.18570550863287283,0.1865914904691281,0.1950919718290895,0.1967168861828076,0.19893362173098636,0.2084109916588044,0.20947947635529734,0.21048902590930443,0.2122133049561978,0.21616751588893815,0.2257881331797044],"n_dims_used":45,"mean_confidence":0.9141922844780817},"coverage":{"mean_confidence":0.9141922844780817,"n_dims_used":45,"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}}