{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000370","494:4940007832","494:4940008452","494:4940007935","490:4900000372","490:4900000981","494:4940006763","490:4900000739","490:4900000983","490:4900000533","490:4900000740","490:4900000449","490:4900000447","490:4900000630","494:4940008362","494:4940007088","494:4940008449","490:4900013291","494:4940007941","490:4900000531","490:4900000308","490:4900000446","490:4900000441","490:4900000365","490:4900000534"],"twin_admin_codes":[490,494,494,494,490,490,494,490,490,490,490,490,490,490,494,494,494,490,494,490,490,490,490,490,490],"twin_sims":[0.22936276928740676,0.214326534935071,0.21360689481687314,0.14624620691569457,0.08094204573636293,0.07867742763644732,0.07753427239983421,0.0707460744293998,0.07006765335889399,0.06918993197105257,0.06878248852265866,0.06758812508349585,0.06381920415420132,0.05694117542301691,0.051929387749394755,0.047661790642863563,0.04530822074193803,0.04482331938325042,0.040039891095086676,0.039469168597937844,0.03872382145007378,0.037999581914988555,0.03570368804390251,0.03455734316489628,0.03388701013407932],"twin_dists":[0.22287388254335874,0.22794763777132868,0.22819637756140898,0.25466421407018724,0.2912214562545867,0.29286043072019563,0.2937021992729653,0.29891781925638206,0.29946105598199957,0.3001702530874519,0.3005019538454082,0.3014835852310896,0.30467686267770755,0.3109259540963738,0.315884572169765,0.3204309314339514,0.32308568940391236,0.32364694890219936,0.32947593698638267,0.33021008940308993,0.3311825058210115,0.33214267656179286,0.3352926296913049,0.33693032709198495,0.33790953258026674],"n_dims_used":45,"mean_confidence":0.9106105380588108},"coverage":{"mean_confidence":0.9106105380588108,"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}}