{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002217","490:4900006186","491:4910001751","491:4910001392","491:4910001452","491:4910001325","491:4910001857","491:4910002364","490:4900005554","491:4910001911","491:4910002013","491:4910001750","491:4910001629","490:4900003910","490:4900001911","491:4910001866","491:4910002114","491:4910002017","490:4900006077","490:4900005937","491:4910001803","491:4910001634","490:4900006316","491:4910002021","491:4910002206"],"twin_admin_codes":[490,490,491,491,491,491,491,491,490,491,491,491,491,490,490,491,491,491,490,490,491,491,490,491,491],"twin_sims":[0.2060883127141341,0.12611092648855995,0.07709282617555571,0.0759473455726246,0.06748548797120218,0.06297507953174952,0.05937679497236096,0.0441311655197355,0.04194374107651647,0.03955792954761722,0.03924708340956933,0.03820939238246127,0.03731266293819069,0.03297876402039737,0.030439298246086616,0.027246748039566997,0.025067841640244073,0.022369493719128393,0.02152084487967211,0.019890532028318125,0.018637672252393284,0.01687173887677855,0.01618222361790975,0.015860302074299712,0.015126904196017275],"twin_dists":[0.23082978854544714,0.26429336207234594,0.2940299333706501,0.2948874522955987,0.30156859851264206,0.3054131157205892,0.30864538895447013,0.32445698912845733,0.32708915059369337,0.3300953245478423,0.33049819670804176,0.3318629343098892,0.333067801880903,0.33926295933747697,0.343223689049565,0.34862633707139573,0.35263587488851517,0.3580419446092578,0.3598593681878394,0.3635331172903356,0.36653932216828683,0.37109190287883226,0.37298369746466065,0.37389130412230615,0.37602108778434085],"n_dims_used":44,"mean_confidence":0.8950131156227805},"coverage":{"mean_confidence":0.8950131156227805,"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}}