{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003062","490:4900004288","490:4900003065","490:4900000904","490:4900004011","490:4900004147","490:4900001200","490:4900000771","490:4900002905","490:4900002750","490:4900002926","496:4960007016","490:4900002908","490:4900003349","490:4900005404","490:4900002919","490:4900000506","490:4900005115","490:4900002642","490:4900000560","490:4900001837","494:4940008786","490:4900004127","490:4900001558","490:4900002648"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.5628887692172274,0.47430054073296063,0.38129367751596377,0.36958771452330114,0.3679492813030943,0.32784647759194,0.297108101608526,0.2846016349423887,0.2781655459036158,0.2725953347642513,0.26840173288754343,0.2615103034466182,0.26005078284377864,0.2555264215768526,0.25471046421884436,0.24164630668531206,0.23885115004919452,0.23709827830713734,0.2342020806378938,0.21670990383758645,0.21613722677177374,0.20743386597342148,0.19989154913059812,0.1996442330157567,0.19719184580827606],"twin_dists":[0.13923529219472439,0.1586292438533078,0.1803512339251266,0.18324431178045453,0.18365282772056832,0.19396221705713104,0.20234255293267428,0.2058963167026688,0.2077617443457012,0.2093975403737347,0.2106426792478963,0.21271534799977157,0.21315868370200303,0.21454301940740675,0.21479432664612272,0.21888996653199436,0.21978468232259263,0.220349247552904,0.22128805781487368,0.22712784146508636,0.22732426569708994,0.23035375506396,0.23305001048614096,0.23313959684516586,0.2340321098889469],"n_dims_used":45,"mean_confidence":0.9175796508789062},"coverage":{"mean_confidence":0.9175796508789062,"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}}