{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006984","490:4900005483","490:4900009380","490:4900008942","490:4900011938","490:4900005080","490:4900005086","490:4900005484","490:4900009265","490:4900008610","490:4900012003","490:4900011872","490:4900006738","490:4900004662","490:4900007933","490:4900011937","490:4900004649","490:4900009154","490:4900009588","490:4900009976","490:4900010074","490:4900009159","490:4900012074","490:4900009274","490:4900009589"],"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":[0.4280298543378157,0.3512511536091801,0.34864510600065335,0.30406708053184583,0.25695896041017996,0.2558238657277068,0.2416960521167131,0.2346570064176463,0.20972228982485175,0.20677273556720482,0.2044540596740626,0.19444012033278338,0.179190115650176,0.17827572959309373,0.1746867519497785,0.1735867581364648,0.17252154175560125,0.16435353070665298,0.16412506208129787,0.1626805467754035,0.16190287271273301,0.15914978355672432,0.1563446709239115,0.15447291112711828,0.15277711013034967],"twin_dists":[0.16919234852700954,0.18786996858741517,0.18853739018797766,0.200403272962088,0.21410303741375783,0.2144515358843406,0.21887410424091122,0.22114009135628032,0.2295489626516818,0.23058738726134786,0.2314108247452866,0.23504275723064405,0.24083282394888797,0.24119086703302678,0.24260894192644497,0.24304772470363112,0.2434745323234827,0.24681179559423103,0.2469068446324204,0.24751002871781028,0.24783636907809237,0.2490008923665874,0.2502026034982037,0.25101325215922765,0.2517539279303639],"n_dims_used":45,"mean_confidence":0.9259231567382813},"coverage":{"mean_confidence":0.9259231567382813,"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}}