{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007722","490:4900007605","490:4900006751","490:4900007618","490:4900007480","490:4900007367","490:4900003571","490:4900007240","490:4900006641","490:4900006617","490:4900006742","490:4900007623","490:4900005623","490:4900007484","490:4900006279","490:4900006761","490:4900007495","490:4900001534","490:4900001282","490:4900006752","490:4900007606","490:4900007120","490:4900007502","490:4900006992","490:4900000657"],"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":[0.7554126186848531,0.7483438905953532,0.6956708052515902,0.6910032852654281,0.5663097953102897,0.5625953302574042,0.5498166343519626,0.5454476261748261,0.5212691066740869,0.5182109188642369,0.49435534265373815,0.49393222461601877,0.4876749963445967,0.48700595054630763,0.48471834397250774,0.48318804939768284,0.4831121537654975,0.46798721017854933,0.46563339629294587,0.45109329832452993,0.408705085864953,0.395710249869538,0.3865881890900636,0.385385339003227,0.38296010906795125],"twin_dists":[0.09727437217477201,0.09889115596537684,0.11064189089581675,0.11166346806139968,0.13849931376679694,0.13929844727540797,0.14205329792085944,0.14299747121223902,0.1482491930084072,0.1489171635370054,0.15416278928206686,0.1542564471916854,0.15564427387619806,0.15579298058461885,0.15630191298219914,0.15664277776822735,0.15665969185593281,0.16004777351565888,0.16057830535375214,0.16387680875702393,0.17373706275472683,0.17684623445598197,0.17905686464479492,0.17935018391026814,0.17994291355632536],"n_dims_used":45,"mean_confidence":0.9241846720377604},"coverage":{"mean_confidence":0.9241846720377604,"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}}