{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011786","490:4900012066","490:4900011104","490:4900011611","490:4900011263","490:4900011791","490:4900011720","490:4900011041","490:4900011412","490:4900011479","490:4900011535","490:4900011275","490:4900011609","490:4900011190","490:4900012212","490:4900012064","490:4900008723","490:4900011659","490:4900011192","490:4900011397","490:4900011343","490:4900011471","490:4900011934","490:4900011463","490:4900009667"],"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":[0.33169050125287314,0.24812258722883937,0.23718844173612874,0.20954806470076368,0.19039761876632016,0.18737406462348097,0.1757051002501906,0.1658654424188073,0.16439929162912661,0.16058786126829436,0.13711846915398734,0.1295022083874432,0.12378820488038446,0.1235688353925494,0.10455014178174285,0.09329512411736353,0.08914128504924052,0.08506159029669375,0.08328205540929447,0.08029247171278302,0.07887998527731836,0.07847611809051336,0.07672535261479736,0.07385736987933676,0.07274293139564987],"twin_dists":[0.1929458473297935,0.21684235448040515,0.22032014143657716,0.2296100232769672,0.23654566754078873,0.2376843856644607,0.24220448096026012,0.2461851949184376,0.24679276931791588,0.24839079285862115,0.25889754990375735,0.2625943525226385,0.2654771252950578,0.26558979586516823,0.2760001532210395,0.28287530538885514,0.2855781804156888,0.2883318740310748,0.2895660653671878,0.2916877716239742,0.29271230282020794,0.2930079497497343,0.2943039034375568,0.29647927512304795,0.29734301067346575],"n_dims_used":45,"mean_confidence":0.916672600640191},"coverage":{"mean_confidence":0.916672600640191,"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}}