{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000937","489:4890001446","489:4890001524","489:4890000765","489:4890001000","489:4890000818","489:4890000996","489:4890000499","489:4890000459","489:4890001121","489:4890000822","489:4890000541","489:4890000936","489:4890000881","489:4890001371","489:4890001058","489:4890000600","489:4890000939","489:4890001525","489:4890001057","489:4890000547","489:4890000879","489:4890000998","489:4890000997","489:4890000418"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9174854816143366,0.8579427877161347,0.8552516303505838,0.8164594303434364,0.7933504177826918,0.7407418039768076,0.7337342703477009,0.7325601599949837,0.710386591315832,0.6996951264258676,0.6860577761133861,0.6804937833663811,0.6789793416202099,0.6609399167269295,0.6450474639479613,0.6421284725625739,0.6244003249862102,0.6215448576980476,0.5769895902684893,0.5632906471509228,0.5621070397331132,0.5457710836455454,0.5403296852909938,0.5382516671164985,0.5290931724524874],"twin_dists":[0.05389979710863637,0.0718941484216738,0.07262749218173249,0.08270834308377184,0.08837007246602181,0.10061763986035176,0.1021986533415687,0.10246262653309743,0.10740328974774585,0.10975901424280357,0.11274323874038913,0.11395501500545659,0.11428432075588073,0.11819182613600929,0.12161570392952784,0.12224313327991239,0.12604699642430428,0.1266588835994222,0.13620497352183306,0.13914880538959476,0.13940354863114648,0.1429275255230001,0.14410518660296312,0.1445555022228632,0.14654432341630644],"n_dims_used":45,"mean_confidence":0.9146494547526042},"coverage":{"mean_confidence":0.9146494547526042,"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}}