{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009227","490:4900009740","490:4900009223","490:4900009215","490:4900009228","490:4900009225","490:4900009319","490:4900009126","490:4900009413","490:4900011716","490:4900008446","490:4900011715","490:4900009229","490:4900009216","490:4900009124","490:4900008370","490:4900011652","490:4900009111","490:4900009026","490:4900009235","490:4900009110","490:4900009317","490:4900009320","490:4900009461","490:4900008686"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04730512657067245,0.03788374931835087,0.03367330180060034,0.030817027883822633,0.029059290761218153,0.016929669542833228,0.016049908847429746,0.015234803796027001,0.009328720892300461,0.008140511688851717,0.007975122201584467,0.006616360570776758,0.005795230713985987,0.004369377924438321,0.004359649883880563,0.004265451547524541,0.004034716722347105,0.003962482895235714,0.0035475081900272648,0.003531228606271711,0.003494753689426026,0.0027449637728354554,0.0020571974253294468,0.0020162938825278175,0.001933728709543167],"twin_dists":[0.32082608383005745,0.3322976782483185,0.33822518251870787,0.34261706445196166,0.34549626125694916,0.37093606911618665,0.373354799697981,0.3757021211994268,0.3971126633259735,0.4028581090635812,0.40371660617046856,0.41144638607530104,0.4168432894517651,0.4281185810972297,0.42820638801877936,0.42906596574821404,0.43124663379295264,0.4319526442195475,0.43625108385361305,0.4364288876265682,0.43682999055695143,0.4460574160341333,0.4568337886086197,0.4575747168610889,0.4591133910315299],"n_dims_used":45,"mean_confidence":0.8716012742784288},"coverage":{"mean_confidence":0.8716012742784288,"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}}