{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003698","496:4960007727","496:4960007720","496:4960005889","496:4960007602","496:4960007601","496:4960004266","496:4960003838","496:4960003825","496:4960004549","496:4960007469","496:4960002298","496:4960003700","496:4960004874","496:4960007481","496:4960007596","496:4960003976","493:4930001427","488:4880000268","496:4960007079","496:4960007732","496:4960003699","496:4960000819","496:4960007069","496:4960006946"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493,488,496,496,496,496,496,496],"twin_sims":[0.7977410657522701,0.7028694982312212,0.6909064207278611,0.6584109025782136,0.6000561288034728,0.5905874676116207,0.5853193907034907,0.5729459907854302,0.5580128334958706,0.5559883926166901,0.5494475163744826,0.5304746419889316,0.5154186008844568,0.514934151403844,0.5111062074368541,0.5095738259005064,0.507301509883978,0.5021034409226466,0.4990355604011557,0.4975328305383956,0.49467873674589946,0.4879376022253049,0.4865031300349668,0.48541292413726667,0.48476387071759436],"twin_dists":[0.08731028434342403,0.10906117409771844,0.11168464243365389,0.11873768457121679,0.13126091060248313,0.1332891340372372,0.13441822637545656,0.13707313248784786,0.14028528691943945,0.14072161243271314,0.1421330179906926,0.14624387707894063,0.1495278866109598,0.14963392524383168,0.15047268053270843,0.15080889216224622,0.15130793119171979,0.15245175201284128,0.15312834585193394,0.15346018370053024,0.15409122113241708,0.15558592224312567,0.1559047819264579,0.15614730917500563,0.15629177727089838],"n_dims_used":45,"mean_confidence":0.9286692301432292},"coverage":{"mean_confidence":0.9286692301432292,"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}}