{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002574","496:4960009217","496:4960003286","496:4960002144","494:4940004174","478:4780004327","496:4960001897","496:4960001567","468:4680005249","494:4940002801","468:4680002795","472:4720005464","496:4960001416","496:4960001529","496:4960001308","496:4960001899","472:4720005634","489:4890004811","496:4960001205","490:4900003331","496:4960002698","496:4960001095","496:4960000516","496:4960001650","494:4940004183"],"twin_admin_codes":[494,496,496,496,494,478,496,496,468,494,468,472,496,496,496,496,472,489,496,490,496,496,496,496,494],"twin_sims":[0.07372869913207207,0.05522319806061945,0.05339811433938705,0.041962633801817556,0.04141770859175865,0.0375140820512829,0.03483538441086063,0.032721835526110354,0.03122408172724091,0.03023912385623395,0.028237585904062844,0.024450675272607664,0.023980932226485303,0.023622739454851358,0.023178821524140775,0.02272620394758306,0.021778391676118027,0.021046306693082214,0.020199278675599036,0.020141873827940453,0.01971343596061066,0.018899803360376652,0.018331000712163252,0.017422313747143214,0.01691522055700855],"twin_dists":[0.29657845995840737,0.31258348303533384,0.3143917639909706,0.32706592714966,0.32773932997694133,0.33279504998894716,0.3365289117563797,0.3396515905882106,0.34197043235857894,0.3435477832406214,0.34689382467653807,0.35382622830957955,0.35474979088920255,0.3554646208806262,0.3563636790818625,0.3572958635504475,0.35930133147440224,0.3609029588231357,0.3628177351988712,0.3629500201906734,0.36394784128707336,0.3658960438154516,0.3673020245127833,0.36962943032956985,0.3709748931072777],"n_dims_used":45,"mean_confidence":0.9131836785210503},"coverage":{"mean_confidence":0.9131836785210503,"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}}