{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000195","490:4900000813","490:4900000265","490:4900000597","490:4900000419","496:4960008970","490:4900000626","490:4900000832","490:4900000952","490:4900000703","490:4900000830","494:4940008402","490:4900000686","490:4900000504","490:4900000161","494:4940008873","490:4900000408","490:4900000809","490:4900000948","490:4900001174","490:4900000222","490:4900001735","490:4900000951","490:4900000957","496:4960008377"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6045498317092415,0.5692017638269137,0.4427425598310034,0.4423338442154147,0.4364879976262897,0.41707977509239524,0.40853490287374233,0.39376272707425125,0.379719567821349,0.37747523387942783,0.36058033207666135,0.35886589587284085,0.3455004106753838,0.3402500839171986,0.3308653804086692,0.3162349891969562,0.3010673297990233,0.29259186631214,0.29245357743222156,0.2898901351028004,0.2799304967442997,0.2790463177805364,0.2785596230468658,0.2763602036017723,0.2753303093839532],"twin_dists":[0.13029863722909035,0.13787757363299394,0.16578892207392532,0.16588285971686548,0.16723017437604604,0.1717565193153614,0.17377749252132896,0.17731618414914874,0.18073772269085586,0.181290114008676,0.18550155487719872,0.18593441495820423,0.1893462636755279,0.19070549578601464,0.19316346425888564,0.19707311546971232,0.2012360109478504,0.20361541271237585,0.20365457093274106,0.2043824430591917,0.20724761201623962,0.2075049271774146,0.20764677746582588,0.20828970313178471,0.2085918322842915],"n_dims_used":45,"mean_confidence":0.917097642686632},"coverage":{"mean_confidence":0.917097642686632,"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}}