{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004487","479:4790003245","479:4790001827","479:4790002902","467:4670000369","472:4720005518","479:4790003498","489:4890005111","479:4790003159","472:4720001924","472:4720000397","496:4960000936","496:4960003423","470:4700007187","489:4890001206","479:4790005537","488:4880000186","499:4990000158","479:4790001680","489:4890004712","479:4790006260","467:4670000241","499:4990000379","479:4790001211","484:4840007015"],"twin_admin_codes":[489,479,479,479,467,472,479,489,479,472,472,496,496,470,489,479,488,499,479,489,479,467,499,479,484],"twin_sims":[0.7350477321051864,0.6687875921308816,0.5699276506058183,0.5480862059237117,0.5318988946758723,0.5311536633185724,0.4754645668184972,0.46593056635629126,0.4475532043054219,0.43336592027012455,0.42897495664574387,0.41494514264850774,0.4148513100027345,0.4147245001371736,0.3984635262346537,0.3889381561083732,0.3860976881033921,0.38449589074844626,0.38404124944392043,0.37346178072165065,0.3711708086077337,0.3690898034625728,0.36821511190519096,0.3563720215559091,0.3558418098696516],"twin_dists":[0.1019030418739119,0.11649513755216352,0.1377215732395877,0.14242710319460689,0.1459342991622891,0.1460962621707445,0.15836838932286085,0.1605112746369659,0.16468575146414627,0.16795265320230665,0.16897232192567482,0.17225969135678967,0.1722818349706889,0.17231176433157133,0.17618366379636344,0.17848506056486863,0.17917642266488587,0.1795673590685457,0.17967846059867537,0.18228194119986013,0.18285044903855216,0.18336836189445563,0.18358648569872674,0.18656596353085833,0.18670052714786778],"n_dims_used":45,"mean_confidence":0.918760002983941},"coverage":{"mean_confidence":0.918760002983941,"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}}