{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000225","490:4900000330","490:4900001454","490:4900000209","490:4900000921","496:4960009168","494:4940006153","490:4900000965","494:4940008320","496:4960007906","490:4900001284","490:4900000573","490:4900000697","490:4900000594","490:4900000133","490:4900000410","490:4900000055","490:4900000512","487:4870002633","490:4900000135","490:4900000766","490:4900000336","494:4940008620","490:4900000088","490:4900000812"],"twin_admin_codes":[490,490,490,490,490,496,494,490,494,496,490,490,490,490,490,490,490,490,487,490,490,490,494,490,490],"twin_sims":[0.33977038443032154,0.3180513520803102,0.23710801839095205,0.2264522312778698,0.21199714139766138,0.21042463680732165,0.19869135066100493,0.17773875618351634,0.17420105824223203,0.16918979831657388,0.16881943162091237,0.16123544418095168,0.15825368509310678,0.1574751908497422,0.15450723616208217,0.15311361790983485,0.15028273778390192,0.1471072549519184,0.14582875023981823,0.14317426044065393,0.1383717581491472,0.1376400651429687,0.13751539511519648,0.13477139400038593,0.13418009773258105],"twin_dists":[0.19083023982546057,0.19658230944034394,0.22034610295882234,0.22383831194053308,0.2287548394420856,0.22930316039118817,0.23348548096039576,0.241401735899364,0.2428024391289434,0.2448217884090689,0.24497272596309141,0.24811735428481677,0.24938309073170498,0.24971641161877248,0.25099832165867464,0.25160647357423116,0.2528544428187066,0.2542750980645173,0.2548534771052813,0.256066435101407,0.25830408393464677,0.258650069428034,0.25870915744773315,0.26001996660593674,0.26030504536573357],"n_dims_used":45,"mean_confidence":0.9106157938639323},"coverage":{"mean_confidence":0.9106157938639323,"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}}