{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002694","493:4930002246","488:4880000764","493:4930001325","472:4720002785","496:4960007259","466:4660012063","496:4960000106","488:4880000465","466:4660004962","488:4880000535","493:4930004428","496:4960005939","470:4700001322","481:4810001623","470:4700005021","493:4930004593","466:4660001175","496:4960000355","488:4880000398","496:4960005077","466:4660014063","488:4880000462","488:4880000687","466:4660000428"],"twin_admin_codes":[470,493,488,493,472,496,466,496,488,466,488,493,496,470,481,470,493,466,496,488,496,466,488,488,466],"twin_sims":[0.539195515159915,0.49892824928927326,0.4846726341766472,0.4087826539769913,0.38947110068492363,0.36843361061109237,0.36790881385226326,0.34820916847046846,0.34738852613004184,0.3297328834153913,0.32879039715793706,0.3248799812342168,0.3208749446316179,0.3172120613451727,0.316007836898254,0.31267081846751926,0.3022453581067946,0.29829550707077745,0.29797664963321324,0.2953933696247482,0.2926363936718577,0.2896544928976224,0.2862752495449605,0.2851782347156721,0.2850085124285261],"twin_dists":[0.1443509252816689,0.15315203330744828,0.1563120897429557,0.17371863763932177,0.17835560895341612,0.1835319739765403,0.18366292908177745,0.18864929111442563,0.18886014221053246,0.19346263324727783,0.19371203812049773,0.19475106608376916,0.19582246008744897,0.19680890003036128,0.19713460707067812,0.19804086469149063,0.2009084142988754,0.2020097892851283,0.20209907076372852,0.202824480323027,0.20360280657201132,0.20444954406552637,0.2054154210813749,0.2057304452703476,0.20577924859211263],"n_dims_used":43,"mean_confidence":0.9137770187023074},"coverage":{"mean_confidence":0.9137770187023074,"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}}