{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005121","496:4960005124","496:4960006243","496:4960004977","496:4960006773","496:4960009063","496:4960007149","490:4900000844","496:4960004363","490:4900001589","490:4900001730","490:4900001587","496:4960006506","496:4960005415","496:4960006516","496:4960003781","496:4960005831","466:4660011030","466:4660011821","466:4660000016","466:4660001674","490:4900001203","496:4960007908","496:4960008858","490:4900000406"],"twin_admin_codes":[496,496,496,496,496,496,496,490,496,490,490,490,496,496,496,496,496,466,466,466,466,490,496,496,490],"twin_sims":[0.7903400481827497,0.6286409222180863,0.5672342819765744,0.5552357131092729,0.5314886284204482,0.4692219813089279,0.4554810199047405,0.45201913812374556,0.39617513976803076,0.37357694318953594,0.3632492777424037,0.35022507688982935,0.34696419814211377,0.34267688489147446,0.3407719275454212,0.33503651160941084,0.33037333649913697,0.3303194194126805,0.328702217008874,0.32607444252682855,0.3247074270946675,0.32435492854308545,0.3238383414342358,0.321869800584048,0.3201495492277688],"twin_dists":[0.08909275958849747,0.12513796821638487,0.13830051934419874,0.14088389618547292,0.14602345749210635,0.1597698306716975,0.16287744066227808,0.16366563776008283,0.17673421143672707,0.18225340895872416,0.18482978182759613,0.18813244134817156,0.18896926953556742,0.19007585371285576,0.1905698993656333,0.1920663874568215,0.19329337718050807,0.1933076192003494,0.19373539285048597,0.1944329580299488,0.19479707418847572,0.19489110310059357,0.19502900529904313,0.19555563098965922,0.1960173096932195],"n_dims_used":45,"mean_confidence":0.9229783799913195},"coverage":{"mean_confidence":0.9229783799913195,"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}}