{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010343","490:4900009763","490:4900009966","490:4900010062","490:4900009864","490:4900010159","490:4900010332","490:4900010068","490:4900010428","490:4900010514","490:4900010516","490:4900011252","490:4900010333","490:4900010251","490:4900010244","490:4900010504","490:4900011912","490:4900010061","490:4900010321","490:4900010854","490:4900010142","490:4900008679","490:4900010162","490:4900010161","490:4900009965"],"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":[0.32062300267650673,0.2724615926011583,0.23426273642771994,0.2191047989286226,0.21604621423006248,0.2002951779798454,0.1762930974749254,0.17623884895646882,0.17207720874950644,0.16746826940546997,0.15074173989900036,0.14982050077855225,0.14943382620981752,0.13734023384549934,0.12179066450905199,0.11871849651535515,0.11858498132504068,0.11536296510419473,0.1093366609392476,0.10261312844377346,0.1021374073219681,0.10129746547843885,0.09654459026215068,0.09329825612097115,0.09018705069812581],"twin_dists":[0.1958901066021291,0.20943706716972577,0.22126831839585392,0.22631017017877186,0.22735551462834475,0.2329039662816166,0.24197170426423692,0.24199315702846053,0.24365312350650997,0.24552540014327776,0.25265092842947606,0.25305985448372575,0.2532320461452086,0.2587922437940149,0.2665087499908722,0.26812084875027675,0.26819162970292365,0.2699185505067435,0.2732507067668601,0.2771406773454615,0.27742335023436737,0.2779249629184087,0.2808263820321793,0.282873303637136,0.284888468385073],"n_dims_used":45,"mean_confidence":0.8892339070638021},"coverage":{"mean_confidence":0.8892339070638021,"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}}