{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001180","496:4960002809","466:4660002054","466:4660001936","493:4930006956","466:4660002885","493:4930007132","496:4960003510","466:4660002982","466:4660001617","466:4660002881","494:4940008677","496:4960001177","466:4660000794","466:4660000801","466:4660002246","466:4660002362","466:4660002720","493:4930007126","496:4960003509","466:4660002047","466:4660003300","466:4660002627","496:4960006754","496:4960004824"],"twin_admin_codes":[496,496,466,466,493,466,493,496,466,466,466,494,496,466,466,466,466,466,493,496,466,466,466,496,496],"twin_sims":[0.435033939717993,0.43113424663569583,0.40861649974001063,0.3916579371532263,0.37963126933093116,0.37674143173500263,0.3741841950503723,0.3687441732358835,0.3612837334608292,0.35876200331552655,0.34286731789036035,0.3403825184000717,0.33339728259615115,0.329233325279082,0.32442288265722424,0.31737621632752694,0.31736594758165454,0.31356879425179246,0.3110668457058614,0.30590535679420783,0.3024009330812142,0.2990201857852788,0.29382273456394625,0.29312605943773656,0.29192073878410196],"twin_dists":[0.1675663997309466,0.1684703655770457,0.1737581069173343,0.17782529664209948,0.1807594253831464,0.1814710687069097,0.18210302992362917,0.1834545216306979,0.18532426430090343,0.18596067965301766,0.19002654611706066,0.19067107331731753,0.19249663882603266,0.19359477962685,0.19487297193831166,0.1967645551061279,0.19676732873160088,0.1977964567395034,0.19847842642996205,0.19989531765113086,0.2008652062535912,0.2018070840265372,0.20326735936528303,0.2034642522628512,0.20380555366767525],"n_dims_used":45,"mean_confidence":0.9240424262152778},"coverage":{"mean_confidence":0.9240424262152778,"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}}