{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000307","497:4970001492","497:4970001331","497:4970001820","497:4970000364","497:4970001728","497:4970000676","497:4970000821","497:4970000309","497:4970000819","497:4970000977","497:4970000825","497:4970000896","497:4970001733","497:4970000476","497:4970000745","497:4970001551","497:4970001412","497:4970001903","497:4970001251","497:4970000900","497:4970001493","497:4970000606","497:4970001494","497:4970000670"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.525289283283931,0.5020234654411924,0.48801210029380065,0.3994591439831336,0.3769248212698753,0.37221143225902364,0.3668177519024281,0.3496407610688756,0.33657547638171614,0.29445839914756206,0.28862929842309726,0.2846055320687054,0.26772237248505026,0.2675317508652267,0.26711737399005503,0.2317692061509408,0.22177964280283308,0.20833409912575948,0.18889265098165164,0.17203537080885514,0.1699791029453999,0.16683205310296748,0.16161795774724252,0.14194949871117576,0.14032512029356414],"twin_dists":[0.14737248452015905,0.15246937536121932,0.15556937033492912,0.1759445862079883,0.18142582898606974,0.18259200264158135,0.1839354865203426,0.18828209049781197,0.191663491354085,0.2030879500418334,0.20474185622267035,0.20589519493113162,0.21084552101735957,0.21090249371571426,0.21102642904486255,0.2220825785769603,0.2254039724090263,0.23003644322805178,0.23711086725208466,0.24366995646512482,0.24450090908688937,0.24578674785578666,0.24795621431630402,0.25663171924020384,0.25738707033619557],"n_dims_used":44,"mean_confidence":0.8946835777976296},"coverage":{"mean_confidence":0.8946835777976296,"n_dims_used":44,"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}}