{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001499","480:4800001783","480:4800001729","480:4800001511","480:4800001900","480:4800002545","480:4800001052","480:4800001562","493:4930002725","480:4800001857","470:4700004719","466:4660004455","480:4800001965","480:4800004409","480:4800005101","480:4800002058","480:4800001560","480:4800001632","494:4940001163","480:4800001503","480:4800000665","480:4800001379","468:4680007657","480:4800002389","480:4800002155"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,470,466,480,480,480,480,480,480,494,480,480,480,468,480,480],"twin_sims":[0.6880900645148849,0.38742659871674123,0.24957145998298946,0.21003396860717838,0.1758606833917703,0.15645099013671157,0.12251262398362016,0.08561302550510502,0.0805380613107048,0.08034870565838889,0.07880004486511165,0.0779313131260446,0.07429766466593916,0.07290442742021508,0.07072228184381465,0.07013119145410066,0.06132854800544027,0.06018990029886219,0.05798614733593883,0.05457333377347571,0.05333689463585703,0.052478377378354334,0.05212514170299459,0.05069839263333579,0.04968669506269936],"twin_dists":[0.11229984024201874,0.17885267130056845,0.2163889802314787,0.22943981465850577,0.2421428346978015,0.2501567706663204,0.26613441873298344,0.2879536082343244,0.29151111383009987,0.29164728315975696,0.29277072571865786,0.293408712004793,0.29614093022151383,0.29721718442342304,0.29893679917875654,0.29940999794109163,0.3068728205648128,0.30790119684398076,0.30993784558260973,0.31322161090179484,0.31445330270323857,0.31532252708801567,0.3156835992632913,0.3171630215712676,0.31823320755627593],"n_dims_used":43,"mean_confidence":0.9197224461755087},"coverage":{"mean_confidence":0.9197224461755087,"n_dims_used":43,"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}}