{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001757","480:4800002095","480:4800002376","480:4800002377","480:4800002149","480:4800001597","480:4800002146","480:4800002285","480:4800001990","480:4800002147","480:4800002332","480:4800002518","480:4800001373","480:4800001424","480:4800001313","480:4800002478","480:4800002428","480:4800001991","480:4800001756","480:4800001765","480:4800002286","480:4800002468","480:4800002096","480:4800002480","480:4800002506"],"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":[0.6234585339221875,0.4209568762656068,0.29167181829594196,0.26000041792603773,0.23246443285289423,0.21859660654469223,0.1628726659969086,0.15411704282799876,0.1521666917549007,0.12055417052334237,0.11776836086612417,0.11518001971564457,0.11231465897498377,0.09598710587754655,0.08871283446477651,0.08827273664736714,0.08816939195240907,0.08333880021932133,0.08234846925250713,0.08136929556141116,0.08125786168924647,0.0790591918560285,0.07656019455250976,0.07156438607040419,0.07121470786393536],"twin_dists":[0.12624882692792933,0.1708454213333645,0.2038761427272531,0.2131740101343362,0.22185497663705125,0.22648317493964257,0.24742958273654608,0.25116818901430504,0.2520220167026034,0.2671538142112096,0.2686258811217316,0.27001771012256015,0.2715868310596787,0.28117400043232205,0.28586260956140724,0.2861559080626138,0.2862249492944757,0.2895263867451006,0.2902219946827657,0.29091637474255944,0.29099582118298056,0.292581505749553,0.294427381358234,0.29826816128468703,0.29854503012548483],"n_dims_used":43,"mean_confidence":0.9135996796364008},"coverage":{"mean_confidence":0.9135996796364008,"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}}