{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005084","490:4900008825","490:4900005474","490:4900004790","490:4900005745","490:4900005342","490:4900004799","490:4900009043","490:4900004660","490:4900005480","490:4900007227","490:4900008938","490:4900008596","490:4900007832","490:4900005486","490:4900008049","490:4900005876","490:4900007104","490:4900004789","490:4900007713","490:4900005746","490:4900010261","490:4900007932","490:4900006000","490:4900007711"],"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":[0.30894976409188335,0.2867322959498439,0.2840233781849161,0.24749652384114426,0.2073984552733386,0.20543079027150557,0.20404842666129494,0.2025418381031607,0.18241204707390027,0.18221748366966495,0.18153732262916655,0.1761760762159678,0.16736817647608349,0.15774813395251555,0.155214468075866,0.14901223994410615,0.14810929005533888,0.14761588221622182,0.1476123286305837,0.14518211099054912,0.14513341306484367,0.14485692405510575,0.14361599198637262,0.14153733583421632,0.13969902869120976],"twin_dists":[0.19905794422919007,0.20528438731278856,0.20606286814572577,0.21703878429454468,0.2303662557122208,0.2310631812526451,0.2315555342245598,0.23209474285720275,0.23958144584548044,0.23965656761051887,0.23991962686452442,0.2420179865941868,0.2455664692851867,0.24959941151632495,0.2506912331332875,0.25342015906767346,0.25382438220138004,0.25404603484831484,0.25404763320179985,0.25514743850453103,0.25516961576047836,0.2552956347457277,0.2558634371835436,0.25682276702878565,0.2576799485439168],"n_dims_used":45,"mean_confidence":0.914483388264974},"coverage":{"mean_confidence":0.914483388264974,"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}}