{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003469","480:4800003419","480:4800003269","480:4800003464","480:4800002673","480:4800003412","480:4800003413","480:4800003467","480:4800002623","480:4800003416","480:4800003359","480:4800003589","480:4800003305","480:4800003306","480:4800003521","480:4800003214","480:4800003357","480:4800003470","480:4800003045","480:4800003656","480:4800003590","480:4800003095","480:4800002922","480:4800003363","480:4800003420"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7153222162508605,0.6596899966001036,0.6496204042878011,0.6478665870291014,0.5480238087026388,0.5284502222403006,0.5278283369831538,0.5103782724012841,0.4952180603759507,0.48975433336936397,0.4856596704892392,0.4854646275403465,0.4812344419941438,0.4786175035681379,0.4768849753528168,0.4725926938233428,0.4565629351845147,0.43966305648258147,0.4337035567851509,0.4327971414013094,0.43278375949039877,0.42960092590613663,0.42808232373696664,0.4239186517698395,0.41855225136539886],"twin_dists":[0.10631036954227459,0.11846165974278654,0.12063194864523459,0.12100936271934978,0.1424405858549624,0.14668421147832983,0.1468195513801615,0.15063236055355314,0.15397189720224722,0.1551824999171605,0.15609240332777657,0.1561358034536023,0.1570784244088636,0.15766287026999629,0.1580503632787031,0.15901234964103178,0.16263156113521327,0.1664975352480745,0.167874420647889,0.1680844983786842,0.1680876011979987,0.168826701031584,0.16918012805248073,0.17015180706322322,0.17141007267002425],"n_dims_used":43,"mean_confidence":0.921956971634266},"coverage":{"mean_confidence":0.921956971634266,"n_dims_used":43,"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}}