{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001320","496:4960001812","496:4960001686","496:4960001435","496:4960007084","496:4960001338","496:4960002855","496:4960002066","496:4960001457","496:4960001811","496:4960007119","496:4960002171","496:4960002733","496:4960002184","496:4960001224","470:4700006435","496:4960004878","496:4960001103","470:4700000216","496:4960000593","470:4700005568","496:4960007347","496:4960002991","496:4960000896","470:4700006155"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,470,496,496,470,496,470,496,496,496,470],"twin_sims":[0.8544520836180597,0.8379036425353392,0.8178804704295215,0.7585033956927875,0.7191660770067578,0.7061343930208633,0.6945111061537641,0.6901890199250653,0.6635497912720328,0.6565330233379608,0.6423998650606572,0.6286035059108989,0.6246629831127598,0.6007840436864264,0.5989142046611361,0.5894329367837169,0.5820311206008951,0.5773672646364073,0.5756209655777834,0.5633984872774083,0.559958162029887,0.543576658177822,0.5415337521362236,0.5410825627531329,0.5388770259099296],"twin_dists":[0.0728443882403649,0.07724031578667565,0.0823529356288401,0.09656375619540326,0.10545663852380432,0.10834205724897361,0.1108959492924612,0.11184143219459629,0.11762806015792199,0.11914273557200589,0.12218481415774776,0.12514599082989364,0.12599070417886743,0.13110502870848015,0.1315054601421416,0.13353653206701652,0.13512332410461236,0.13612391635719165,0.13649875106606954,0.13912559883292125,0.1398662256048921,0.14340220027383443,0.14384440944759977,0.14394211552044633,0.1444199494371047],"n_dims_used":45,"mean_confidence":0.9295313517252605},"coverage":{"mean_confidence":0.9295313517252605,"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}}