{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008120","490:4900011073","490:4900008342","490:4900008230","490:4900009433","490:4900008343","490:4900008345","490:4900007787","490:4900010666","490:4900009934","490:4900008005","490:4900007902","490:4900010489","490:4900010835","491:4910004958","490:4900011075","490:4900010230","490:4900010916","490:4900008010","490:4900010833","490:4900008344","490:4900008453","490:4900007788","490:4900010140","490:4900007899"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.35945677668083004,0.2812509018805923,0.27806929393670404,0.2694778937757567,0.25681051339930444,0.23418030529093653,0.22191455501093002,0.22015657670626876,0.21989023384552964,0.2104954749349303,0.1949138058724384,0.18824782834839512,0.18282357996654794,0.1826467090603108,0.18248254296416244,0.18033449859926132,0.1683493261958868,0.16327768820279484,0.151735585807073,0.13519412744777587,0.13467409663356372,0.13128636745612446,0.11339163758686982,0.1120946758168305,0.11167358527744158],"twin_dists":[0.1857851105201469,0.20686426265949162,0.20778983967789155,0.21032201192808386,0.21414855842131844,0.22129514505725195,0.2253584602452179,0.22595296454630018,0.22604331182212253,0.22927839994329438,0.2348680793129351,0.23735399872009297,0.23942273742126113,0.23949091707986794,0.2395542410450221,0.24038654253260525,0.24516465384798977,0.24726021295202064,0.2522118297407863,0.25981673117966836,0.26006681147794386,0.2617139673507739,0.2709934818726188,0.27170856741920624,0.27194210956185055],"n_dims_used":45,"mean_confidence":0.8946819729275174},"coverage":{"mean_confidence":0.8946819729275174,"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}}