{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003344","487:4870007184","487:4870006888","494:4940007400","478:4780009672","493:4930007140","487:4870007041","487:4870007180","466:4660008853","494:4940007183","466:4660007480","466:4660001964","487:4870006889","496:4960006093","496:4960003774","466:4660004248","487:4870007183","496:4960003914","494:4940006936","494:4940006838","466:4660003085","494:4940007292","494:4940007151","496:4960003777","470:4700004519"],"twin_admin_codes":[490,487,487,494,478,493,487,487,466,494,466,466,487,496,496,466,487,496,494,494,466,494,494,496,470],"twin_sims":[0.42947982783122224,0.4281020368759265,0.3320959298778168,0.30704470283650687,0.2748565000884543,0.262394690996834,0.26151232493363646,0.2548183555504034,0.24392033766218346,0.23843203348418573,0.2375959791211934,0.22312583587026172,0.221414980070692,0.22032426923566203,0.21885971486722364,0.2178597178520584,0.2142755131752176,0.21148292026710547,0.210056444605199,0.1903093746580139,0.18951165832548794,0.18770917304049872,0.18446604056400853,0.18083319935174158,0.17952876625751535],"twin_dists":[0.16885486563122729,0.1691755368893485,0.192839028312555,0.1995813771897288,0.20873106105345968,0.21244746638726725,0.21271473504283392,0.21476106786628404,0.21816699641619047,0.21991942524604255,0.2201886721874072,0.2249506638001388,0.22552708275015834,0.22589611840546017,0.2263935708970544,0.22673451536430686,0.22796525457054273,0.22893384012071727,0.2294319479589324,0.23657872178408246,0.23687801542853906,0.23755754727301906,0.2387918177151961,0.24019268883751665,0.24070054856122153],"n_dims_used":45,"mean_confidence":0.9175459120008681},"coverage":{"mean_confidence":0.9175459120008681,"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}}