{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000821","470:4700000583","488:4880000720","472:4720002176","488:4880004546","496:4960001507","470:4700005162","499:4990003233","479:4790004014","499:4990000752","488:4880004821","488:4880005479","470:4700001028","488:4880005287","470:4700008080","496:4960002500","496:4960001879","496:4960001941","496:4960002179","500:5000011289","496:4960001988","496:4960003082","488:4880000819","499:4990003359","499:4990001016"],"twin_admin_codes":[470,470,488,472,488,496,470,499,479,499,488,488,470,488,470,496,496,496,496,500,496,496,488,499,499],"twin_sims":[0.37559227941427653,0.3141400366928318,0.30338095539488497,0.2746561583596794,0.2689348202896301,0.2684195763312811,0.2659553493029969,0.25739751139372624,0.25650804140693195,0.2542369866746982,0.25401408400259906,0.25068324182438845,0.24631658001125223,0.22995177311674503,0.22387517188294628,0.22350822360164393,0.21953265355935547,0.21047783289611074,0.2098248878292036,0.20647262232042202,0.20235373414172705,0.2021731052599291,0.20164075805144888,0.2014225042653026,0.19690894354218463],"twin_dists":[0.1817547941828347,0.19764118514116177,0.20059332012196418,0.20878997567015486,0.2104837340619207,0.21063735588915003,0.2113746158279411,0.21396865353833522,0.21424136242097142,0.21494038749290476,0.21500920946889865,0.2160422275987171,0.2174098653488616,0.2226796974417944,0.2246991268460371,0.22482223375981997,0.2261647234825362,0.2292845659347654,0.2295130212945037,0.23069361046052075,0.2321622584627448,0.23222713165598455,0.23241855715138596,0.23249713897226582,0.23413556107144942],"n_dims_used":43,"mean_confidence":0.911818127299464},"coverage":{"mean_confidence":0.911818127299464,"n_dims_used":43,"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}}