{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008158","490:4900007831","490:4900004789","490:4900007711","490:4900006607","490:4900009268","490:4900009869","490:4900012132","490:4900008044","490:4900009890","490:4900009053","490:4900006005","490:4900004790","490:4900008944","490:4900009667","490:4900007832","490:4900009574","490:4900009470","490:4900011934","490:4900008949","490:4900009153","490:4900007825","490:4900009376","490:4900011794","490:4900011728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22160957001199966,0.13382379947255632,0.13008653675370876,0.11767348845595041,0.1101146579997703,0.10330683972163464,0.09034119210843378,0.07551528485525762,0.07255635757419801,0.06537179988883991,0.06489371433070898,0.064872864224231,0.05948420238045598,0.0583824149173008,0.056814902758111546,0.05490460979433672,0.05381327846025696,0.053801359051543325,0.05188055277742412,0.05128804325815652,0.04995269340980002,0.043891251847958536,0.0420160965144627,0.04192456981604502,0.03769291370634906],"twin_dists":[0.2254613722336323,0.2604772815096606,0.26230501585348315,0.2686764805058769,0.2728126743923473,0.2767303022388962,0.2847873443986184,0.2952136055797035,0.29748865751073905,0.30334322831150373,0.3037511056911297,0.30376894970248747,0.3085466059152677,0.3095669791346007,0.31104636658688145,0.31289553644371226,0.31397597321381426,0.3139878734726877,0.3159348072122133,0.3165474564799142,0.3179500850851044,0.3247402547030429,0.32700025704137514,0.3271127254295367,0.3325539233645459],"n_dims_used":45,"mean_confidence":0.9174265543619792},"coverage":{"mean_confidence":0.9174265543619792,"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}}