{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012076","490:4900011801","490:4900010625","490:4900011475","490:4900011866","490:4900011984","490:4900011201","490:4900011121","490:4900011273","490:4900011412","490:4900011461","490:4900011276","490:4900010714","490:4900010797","490:4900011544","490:4900012189","490:4900011593","490:4900011666","490:4900011789","490:4900012188","490:4900011547","490:4900011673","490:4900012190","490:4900011197","490:4900011591"],"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":[0.3868829938070192,0.37187979772526264,0.36483334175220916,0.35204072120429947,0.2989301855953372,0.29751396710555483,0.2890082938081403,0.2802137665941599,0.2604746764768834,0.25459859808898244,0.24291509534031075,0.23901463198198783,0.2138793488358224,0.21012001204371708,0.20864030491499316,0.20798669807645684,0.19754791590595358,0.19721081332286883,0.19539088935450805,0.1909585596986877,0.17784756497625434,0.17686138214487127,0.17086818033341847,0.1660372102133564,0.1636967323994747],"twin_dists":[0.17898504154675643,0.18267432762145983,0.1844322556157577,0.18766826788084803,0.20183224297581256,0.20222872369829786,0.20463372171977912,0.20716527882970684,0.21302976348613487,0.21482882014331445,0.2184860476244505,0.21973216579498253,0.22810213875857013,0.2294097021680044,0.2299287255913083,0.23015878328947897,0.23390204871156248,0.2340251775583605,0.23469244598733854,0.23633580155948936,0.24135897028366735,0.24174725604250602,0.244140747070282,0.2461142682801256,0.247085299433133],"n_dims_used":45,"mean_confidence":0.9167159186469184},"coverage":{"mean_confidence":0.9167159186469184,"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}}