{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002832","490:4900001105","490:4900004491","490:4900004212","490:4900001634","490:4900002547","490:4900002684","490:4900001495","490:4900001779","490:4900002681","490:4900004363","490:4900003932","490:4900002833","490:4900001103","490:4900001636","490:4900002082","490:4900002839","490:4900001107","490:4900001639","490:4900001776","490:4900001501","490:4900002398","490:4900001931","490:4900001242","490:4900001774"],"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":[0.6972271156456837,0.5679012468382233,0.5577339155116369,0.4352642337169947,0.4199123838304234,0.417739473033802,0.41414209000772534,0.34686589617240055,0.3368762968834981,0.33666573149343476,0.33576107972370695,0.33355526352273823,0.3225731247126265,0.3219872939599116,0.317552729462411,0.3037642592121509,0.300029603716805,0.299752219098097,0.2969488223711586,0.2782039454202385,0.2681313217870841,0.26261674056932555,0.2547105767283737,0.25200028684530956,0.23433668272026603],"twin_dists":[0.11030069377171724,0.13815712422515175,0.14034538816040854,0.16751311848639203,0.17109051945218745,0.1716012400088546,0.17244927419794265,0.18899456056646652,0.1915848540974021,0.19163989384570412,0.1918765731834011,0.1924551232467966,0.19536727137298193,0.1955241487063103,0.1967168861828076,0.20048711955704332,0.20152521121181186,0.20160261353837974,0.20238724944274877,0.20775053742576796,0.21072337974362615,0.21238029628636182,0.21479429195907435,0.21563272393255453,0.221244258334665],"n_dims_used":45,"mean_confidence":0.9135313245985243},"coverage":{"mean_confidence":0.9135313245985243,"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}}