{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004099","490:4900002861","490:4900004104","490:4900004239","490:4900004382","490:4900004380","490:4900004242","490:4900003426","490:4900002558","490:4900002860","494:4940008963","490:4900003687","490:4900003966","490:4900003822","490:4900004532","490:4900004381","490:4900001957","490:4900002721","490:4900003826","490:4900004108","490:4900003016","490:4900004377","490:4900004106","490:4900004522","490:4900003547"],"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":[0.5251768196044824,0.5251455324191646,0.40036063596285126,0.34211883848751184,0.33925052407872924,0.2788935184420448,0.2573047802516025,0.20603192588413627,0.18496989587751772,0.16575375045823204,0.1595417776178595,0.15740856723505925,0.1573189514991816,0.15095929653837972,0.15028018209162974,0.14534775483250384,0.14242412387333706,0.14171212232520417,0.13770905744200188,0.13293397263542442,0.1314859797658067,0.12315699065121366,0.12213321226999585,0.12164842820253323,0.12122033242251755],"twin_dists":[0.14739698956061906,0.14740380702563033,0.1757283449031276,0.19022042930291674,0.1909655343435597,0.20754944529625827,0.21399705680044298,0.230849783515808,0.23859906498573108,0.24623134339041755,0.24883419400753187,0.2497449930312516,0.2497834519463791,0.25255462645728416,0.25285557725283525,0.2550720447791202,0.2564122291253693,0.25674169863881924,0.2586173873654909,0.2609089378897439,0.2616160319295354,0.2658017355925368,0.26633093096417876,0.26658269794500083,0.2668056615050057],"n_dims_used":45,"mean_confidence":0.9291097005208333},"coverage":{"mean_confidence":0.9291097005208333,"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}}