{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004239","490:4900003826","490:4900004106","490:4900003969","490:4900004516","490:4900004380","490:4900003822","490:4900004383","490:4900004108","490:4900003426","494:4940008953","490:4900004242","490:4900003970","490:4900004393","490:4900004258","490:4900003966","490:4900004099","490:4900004532","490:4900004247","490:4900002861","490:4900004529","490:4900003687","490:4900004382","490:4900001957","490:4900003973"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5554141042591395,0.42740461674774916,0.41390955614436165,0.40601303985245,0.40036063596285126,0.37541413986401173,0.37208752773535936,0.3710992915177855,0.34672205621160007,0.3335004220353836,0.32312183938189737,0.31439493893974485,0.28206471496129326,0.27173684501906875,0.2675444842942121,0.25876586218455383,0.2559274241336613,0.2545897982388987,0.2483955579238574,0.2363213843251757,0.22905958794382927,0.22427194468550604,0.1962342203036435,0.17924693529598482,0.17618411127962547],"twin_dists":[0.1408454306497761,0.16933801797118966,0.17250419994265412,0.1743774787921485,0.1757283449031276,0.18179881478042365,0.18262275646510517,0.1828682239897653,0.18903157438394466,0.19246953374805603,0.19522047736019071,0.1975719509615694,0.20662853371447973,0.20965147055686284,0.21089868718270452,0.21355028057557798,0.21441970071383076,0.2148315339516803,0.21675680838465927,0.22060034054844874,0.22297396495363722,0.2245661652507689,0.23438270874061828,0.24081061808555945,0.24201480799779737],"n_dims_used":45,"mean_confidence":0.9264982435438368},"coverage":{"mean_confidence":0.9264982435438368,"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}}