{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010192","490:4900007850","490:4900008853","490:4900010109","490:4900009392","490:4900004529","490:4900010640","490:4900011127","490:4900010466","490:4900004257","490:4900010107","490:4900009288","490:4900009712","490:4900008514","490:4900010206","490:4900008288","490:4900009995","490:4900010195","490:4900010890","490:4900011213","490:4900011285","490:4900011420","466:4660003431","490:4900008177","490:4900008174"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.6214708719920081,0.40466966292554485,0.4029770432413206,0.3815451320859545,0.36882028674052225,0.3343910435710274,0.3325769504168661,0.3273373063181618,0.3094230555206987,0.3072314153300132,0.3051182321173542,0.2983284822546997,0.2871002084557709,0.2859078890454741,0.28530199322133626,0.27997399386253263,0.2798027031716856,0.27822735636617024,0.2761642856406018,0.2602808223591541,0.2544747534288431,0.2513510325407138,0.2431461669378825,0.2354287148248531,0.2342017444235614],"twin_dists":[0.12667473567208942,0.1746977633581599,0.1751019917178477,0.1802895659632967,0.18343554437234996,0.19223566769774,0.19271238533262064,0.19409733410500124,0.19892819103041695,0.19952999372990457,0.20011260021997598,0.20200055928495145,0.20517899893371455,0.2055208332350496,0.20569486975992576,0.2072349661688004,0.20728477214165525,0.20774370539077228,0.20834712439825928,0.21308870462356935,0.21486701839329267,0.21583442296639255,0.21841263300707653,0.2208895191581306,0.22128816723958097],"n_dims_used":45,"mean_confidence":0.9183221605088976},"coverage":{"mean_confidence":0.9183221605088976,"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}}