{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008833","494:4940008307","496:4960005971","490:4900003054","490:4900000734","494:4940008580","496:4960007670","496:4960008572","494:4940004899","490:4900000329","490:4900000937","494:4940008665","494:4940007364","490:4900002758","494:4940006690","490:4900001855","490:4900000347","494:4940005460","466:4660008735","490:4900004178","487:4870010133","496:4960008053","490:4900004039","494:4940008329","490:4900000820"],"twin_admin_codes":[494,494,496,490,490,494,496,496,494,490,490,494,494,490,494,490,490,494,466,490,487,496,490,494,490],"twin_sims":[0.3581202567723026,0.3154885175095982,0.21260748973506702,0.20547108363481734,0.19622598590928764,0.1940356694304237,0.19372543858359562,0.18976046171391903,0.1805322546507043,0.16760103008994723,0.1540853227452147,0.15407075819945354,0.15379422531739953,0.14773456892975387,0.1468512312536199,0.1445886575467667,0.13820127477081318,0.13129448647443848,0.12846602318292744,0.12561368274187332,0.11947038922352236,0.11329010699984664,0.10117165463083677,0.09697329215795172,0.09287792366525048],"twin_dists":[0.18612300370620827,0.19727528425683727,0.22854275827631074,0.23104886412839742,0.23438572859050724,0.2351921380498321,0.23530686614902674,0.23678457301802236,0.2403096259507051,0.24547095435577485,0.2511820119233103,0.2511883595279397,0.25130896320050516,0.2539926675306966,0.254390621338303,0.2554180765787222,0.25838457561977085,0.2617099817429874,0.2631098656368025,0.2645453783781186,0.2677233782052384,0.2710492331152156,0.2780003766727983,0.2805601374891462,0.2831424253461346],"n_dims_used":45,"mean_confidence":0.9171607123480903},"coverage":{"mean_confidence":0.9171607123480903,"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}}