{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005632","466:4660004124","494:4940007370","490:4900005772","494:4940007469","490:4900001965","494:4940008571","490:4900005896","490:4900004572","494:4940007691","494:4940002805","494:4940007354","466:4660006459","494:4940002802","494:4940008560","493:4930006635","494:4940004894","466:4660007334","493:4930007045","490:4900001429","494:4940004778","490:4900004271","490:4900004571","496:4960003369","494:4940007586"],"twin_admin_codes":[490,466,494,490,494,490,494,490,490,494,494,494,466,494,494,493,494,466,493,490,494,490,490,496,494],"twin_sims":[0.22312204141600261,0.193871392922489,0.1772050634772842,0.14659652731128858,0.11803497903632282,0.11321854457111238,0.10906027664291307,0.10630965515096467,0.10417736209606958,0.10256316892954474,0.10223720675801126,0.09909272412006358,0.09736232310060217,0.09439693821101525,0.08847656529650873,0.08061191305214933,0.0805079172319653,0.08046095409123168,0.07685266709850742,0.07430147169948521,0.07341822495774865,0.07295466529959779,0.07225402762935039,0.07223338111657171,0.07193910150970331],"twin_dists":[0.22495193895325516,0.23525287411005308,0.24161176544331198,0.25450569696645237,0.2684838496328872,0.27108855173805163,0.2734068989660453,0.2749783155171515,0.27621836075473205,0.27717031509473994,0.2773639644724254,0.27925728470633304,0.28031932973462176,0.2821743530767911,0.2860199246660369,0.291458075161743,0.2915327738361113,0.29156653212348344,0.2942088647033628,0.2961380117745188,0.2968183639109381,0.29717808861977907,0.2977253130392296,0.2977415037840705,0.2979726826528788],"n_dims_used":45,"mean_confidence":0.9212761773003473},"coverage":{"mean_confidence":0.9212761773003473,"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}}