{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008009","490:4900010749","490:4900008666","490:4900010320","490:4900008660","490:4900010650","490:4900011690","490:4900009937","490:4900009523","490:4900008658","490:4900011563","490:4900011070","490:4900010483","490:4900010215","490:4900010566","490:4900010833","490:4900010127","490:4900011562","490:4900011759","490:4900011688","490:4900007771","490:4900010397","490:4900010225","490:4900012162","490:4900007897"],"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":[0.2338139971088352,0.22139727854747723,0.148736475132391,0.10389850644025694,0.07040776501897406,0.03885765860523401,0.03715374910412427,0.03582248213582561,0.0284810668061768,0.023775397280656276,0.023128278342074517,0.021825714952370043,0.021328856408220975,0.01981977312658831,0.019798029641034526,0.019310754498201535,0.01899716944851686,0.018899511171016264,0.01803973921251298,0.01675083989216531,0.01533648030867961,0.014110520276542955,0.013689421576650833,0.012260002069148073,0.012163566283927393],"twin_dists":[0.22141443254941892,0.22553306224137706,0.253543418454022,0.2763819875899216,0.2991881850445748,0.331006735870736,0.3332838776775919,0.33512548514419604,0.3464761055665916,0.35515882794056725,0.35646698768242296,0.3591994188374637,0.3602791483415194,0.3636984326819967,0.36374933583569274,0.36490308046381426,0.3656590894147592,0.3658967565044007,0.3680368097297853,0.3714186400648596,0.37540336611081504,0.37912828291324696,0.38047381716884676,0.38533185549816173,0.38567738048980754],"n_dims_used":45,"mean_confidence":0.8877832200792101},"coverage":{"mean_confidence":0.8877832200792101,"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}}