{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002640","490:4900002785","490:4900002335","490:4900003753","487:4870003397","490:4900002466","490:4900004859","490:4900006647","490:4900002004","490:4900007382","480:4800004714","480:4800004208","490:4900000782","490:4900003892","490:4900002176","490:4900002637","490:4900002003","490:4900004723","490:4900000464","490:4900004179","490:4900006643","490:4900004170","478:4780009956","494:4940005463","480:4800004540"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,480,480,490,490,490,490,490,490,490,490,490,490,478,494,480],"twin_sims":[0.7561901112366399,0.6561423455955147,0.4989583050942155,0.4970317650722785,0.46907593578117274,0.4647699671466798,0.45535272718656805,0.4552120038390414,0.3839015788702871,0.3798145556438483,0.3718767177694595,0.3580051150118073,0.35295653287031237,0.34681606625864825,0.32868272545441496,0.31270372525883766,0.31114369781410633,0.30921506905448964,0.3088434739386827,0.30836766374742397,0.3050947147188695,0.3020126459666785,0.28900644275305803,0.28576859367475416,0.28570321486678846],"twin_dists":[0.09709583173453296,0.11922697549469333,0.15314539875669766,0.15357089370296967,0.15980269204933395,0.16077314753084315,0.16290661095316325,0.16293861107727256,0.17971260475924575,0.18071437856725928,0.18267509235997342,0.18615214356533835,0.18743461223729682,0.18900738220077562,0.1937405557022649,0.1980319011828621,0.19845743191857593,0.1989851966334717,0.1990870994447439,0.19921768412585383,0.20011909708827955,0.2009730699270933,0.204634249654659,0.20556082457442174,0.20557959869893364],"n_dims_used":45,"mean_confidence":0.9181614345974393},"coverage":{"mean_confidence":0.9181614345974393,"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}}