{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012480","490:4900012272","490:4900012554","490:4900012903","490:4900012764","487:4870001283","490:4900012894","490:4900012416","490:4900012696","490:4900012763","490:4900012765","487:4870002073","466:4660012447","490:4900012260","487:4870001281","490:4900012897","487:4870000249","490:4900012273","487:4870000344","466:4660008183","490:4900012830","490:4900012946","466:4660010840","490:4900013037","490:4900011677"],"twin_admin_codes":[490,490,490,490,490,487,490,490,490,490,490,487,466,490,487,490,487,490,487,466,490,490,466,490,490],"twin_sims":[0.4758682652145143,0.43846667959524077,0.35213990642563275,0.2988406415017283,0.29785584619647465,0.20009910627403962,0.19425503573422612,0.17898404584442043,0.17041694559766676,0.13892254243398303,0.13673815023871227,0.1280184591845563,0.1083466417161845,0.10529577746653214,0.10528054629629435,0.10522484921095637,0.10005838624754079,0.09426027248714988,0.09378956778152783,0.09198290087326402,0.0917129238335409,0.08815663813596064,0.08626903441872519,0.08589283284470763,0.08286717889381205],"twin_dists":[0.15827797072912073,0.16677335153374584,0.18764294698668096,0.2018572788314238,0.20213291090156124,0.23297488514723097,0.23511108997688182,0.2409134006569706,0.2443233721556789,0.2580445430233319,0.25907844342545255,0.26333350616662676,0.2738116157332864,0.2755655044561457,0.27557435906931005,0.2756067469558234,0.27867090997724003,0.2822609454795711,0.282559947008439,0.2837186921698726,0.28389338855237084,0.2862334741586249,0.28750612781047974,0.28776241175217415,0.2898568245542826],"n_dims_used":45,"mean_confidence":0.9054994371202257},"coverage":{"mean_confidence":0.9054994371202257,"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}}