{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000335","489:4890000550","470:4700001507","489:4890000596","488:4880006128","489:4890000554","488:4880003343","489:4890000646","477:4770000112","485:4850002361","489:4890001256","470:4700005589","485:4850004257","489:4890000269","489:4890001388","479:4790001111","489:4890001124","489:4890000171","481:4810000671","481:4810000396","485:4850004858","470:4700007068","481:4810005936","489:4890000187","489:4890000525"],"twin_admin_codes":[489,489,470,489,488,489,488,489,477,485,489,470,485,489,489,479,489,489,481,481,485,470,481,489,489],"twin_sims":[0.5066925664279964,0.4377672635699476,0.3749190195321319,0.37011862543087287,0.35027988357075907,0.34879960409951927,0.33495220449030033,0.3331081026997062,0.33026627701385414,0.31796615743411727,0.3171356014821704,0.31655415766166306,0.316024622499313,0.3092216934989875,0.30905318989956576,0.30702812296440424,0.3060427402363517,0.2996501521193198,0.29567592813187793,0.2903184867347289,0.28973814889924504,0.28962413958051636,0.2876861590733005,0.28765960154626014,0.2874598633460086],"twin_dists":[0.15144176491790312,0.16693473407591986,0.18192121921294313,0.18311213163333204,0.18811841151591274,0.18849774967944924,0.1920884877531813,0.19257265976894378,0.19332165783706737,0.19660529478923808,0.19682955936515806,0.19698675669714988,0.19713006224388277,0.19898338064507673,0.19902958022830855,0.19958594085732778,0.19985742665333447,0.2016311051915992,0.20274495371007853,0.20426054972574367,0.20442571862285608,0.20445818978239744,0.20501132058659768,0.20501891598423364,0.205076054153886],"n_dims_used":45,"mean_confidence":0.909315914577908},"coverage":{"mean_confidence":0.909315914577908,"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}}