{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003528","480:4800003266","480:4800003312","480:4800003418","480:4800003315","480:4800003260","480:4800003370","480:4800003361","480:4800003787","480:4800003171","480:4800002932","480:4800003593","480:4800003356","480:4800003415","480:4800003007","480:4800003308","480:4800003096","480:4800002622","480:4800003406","480:4800003217","480:4800003369","480:4800003309","480:4800002625","480:4800003541","494:4940002823"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494],"twin_sims":[0.4190662583750187,0.3877868711593387,0.3515308506200502,0.3175815558228164,0.3158122683738559,0.3071928425220137,0.2854796768902575,0.274025081179497,0.2703316649208263,0.2701168726728423,0.2664333792781008,0.2623695121163815,0.25444024731456744,0.24854394382143247,0.23971081181014894,0.2335801092848235,0.23047063493187436,0.22844847328113713,0.22844756510030606,0.18088316918525602,0.1762453882587868,0.17617160164204335,0.17285423198194289,0.17093944367167635,0.16873356732531058],"twin_dists":[0.1712892586718907,0.1787649917151203,0.18779849095390796,0.19670910279098514,0.19718756878242563,0.19954060752870606,0.205643809191646,0.20897572936240974,0.2100681740789823,0.2101319880466702,0.2112312655493407,0.21245508525718657,0.21487766344995024,0.21671033111314703,0.21950878795408807,0.2214906617606172,0.22250890876047522,0.22317596481262544,0.22317626527141496,0.2401732855558031,0.2419905707895679,0.24201975673872708,0.2433410291660485,0.2441119367910312,0.24500775268997693],"n_dims_used":43,"mean_confidence":0.9196802183639171},"coverage":{"mean_confidence":0.9196802183639171,"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}}