{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001816","480:4800002101","480:4800001878","480:4800001314","480:4800001818","480:4800001702","480:4800001880","480:4800001821","480:4800001532","480:4800001416","480:4800001866","480:4800002143","480:4800001984","480:4800001529","480:4800002472","480:4800001807","480:4800001309","480:4800001252","480:4800001650","480:4800001648","473:4730009492","480:4800001298","480:4800002517","473:4730007107","473:4730008190"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,473,480,480,473,473],"twin_sims":[0.7320144383653009,0.5762304964121757,0.31434498332957744,0.26771323728277163,0.26043093024176317,0.24645792688579746,0.24599949104224503,0.2160826241916406,0.1948791981896577,0.19267621018950043,0.18678169498514274,0.18166633049149244,0.17602458758567374,0.17382818666750785,0.17286486437448212,0.17087729419316078,0.15763955800715465,0.15135449794901085,0.14863484040092126,0.11206927804772664,0.10819981610336135,0.10499008827455482,0.10105776166771686,0.09347755294883768,0.09275285935582797],"twin_dists":[0.10258523264895475,0.13636790626968048,0.197585516927482,0.21084825075817926,0.2130430620731464,0.2173653529611139,0.21750978153255934,0.2273430122940312,0.23488083137401208,0.23569583642581396,0.23790898714153316,0.2398696782886962,0.24207793341510705,0.24295125021270342,0.24333676559224546,0.24413706204675528,0.2496459361061314,0.25237995041578076,0.2535888889291067,0.27172263414130554,0.273895139561362,0.27574340733578373,0.27806870983852544,0.2827587982953992,0.2832226845136407],"n_dims_used":43,"mean_confidence":0.912976996843205},"coverage":{"mean_confidence":0.912976996843205,"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}}