{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005228","490:4900005881","490:4900012354","490:4900007239","490:4900002592","494:4940008820","466:4660007145","466:4660007433","490:4900005756","490:4900002880","490:4900004969","490:4900006754","490:4900003174","494:4940008202","466:4660005887","490:4900007726","490:4900001972","490:4900004835","466:4660005539","466:4660006581","490:4900002747","490:4900004950","490:4900003840","490:4900012772","490:4900002729"],"twin_admin_codes":[490,490,490,490,490,494,466,466,490,490,490,490,490,494,466,490,490,490,466,466,490,490,490,490,490],"twin_sims":[0.2514807716608463,0.22792915511262493,0.1766149411933362,0.1725939520786931,0.15622910749867924,0.15319175352157885,0.14250284717299194,0.14241270600049993,0.11851507357305524,0.11832234716959902,0.11113462589608941,0.11030234670053359,0.11011387977328484,0.10931403675701327,0.1091642124862471,0.10826875630159544,0.10482525933753796,0.10476940974904132,0.10341326318221511,0.10193078388901698,0.10116555475722845,0.09980395693677122,0.09822001447353172,0.09784471308990078,0.09708118820599657],"twin_dists":[0.21579409133632674,0.2233479030074096,0.24184452659648853,0.2434454595736065,0.25025244722303486,0.2515722693447778,0.25637587619038454,0.25641750292403515,0.2682287145197246,0.2683310392431756,0.27224201718493996,0.27270735942053714,0.2728131113558951,0.27326348080672597,0.27334812611048714,0.2738559110205519,0.2758395006512201,0.2758720869723772,0.2766675361701983,0.2775464458946532,0.2780040349324461,0.2788249744206289,0.2797910812842371,0.28002178045693094,0.28049327456219536],"n_dims_used":45,"mean_confidence":0.9146365695529514},"coverage":{"mean_confidence":0.9146365695529514,"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}}