{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004019","500:5000003492","500:5000004197","500:5000004378","500:5000004020","500:5000004557","500:5000004558","500:5000003846","500:5000003493","500:5000008509","500:5000004202","500:5000003153","500:5000008625","500:5000003663","500:5000008634","500:5000003491","500:5000008530","500:5000010211","500:5000008624","500:5000007904","500:5000008747","500:5000004199","500:5000010212","500:5000008628","500:5000003852"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8757559417198532,0.8429096167257852,0.8207934991594588,0.8088719916441022,0.8045170790880671,0.788989097551257,0.7577029828745832,0.7528855373655116,0.7471723508954217,0.7417113704542752,0.7301967282795385,0.7123117191337884,0.7117140576352217,0.7101528964698832,0.7054303337070336,0.6994114613264528,0.6979373230029088,0.6907874283193056,0.6873706541907068,0.6844081824710911,0.6827204286129364,0.6788483286551794,0.6755627436173681,0.6718781470190327,0.6709173639175877],"twin_dists":[0.06689931337290382,0.07592839366467151,0.08162148630048272,0.0845909943521091,0.08566068368659167,0.08941606645184161,0.09674800520480448,0.09785369463366081,0.0991580264809687,0.10039811978398595,0.10299321825278057,0.1069774276563578,0.10710969559686206,0.10745494940244733,0.10849725240231216,0.1098213115635026,0.1101448942648522,0.1117106524780701,0.1124568488890636,0.1131028258275577,0.11347044568802744,0.1143127985635449,0.11502646019369854,0.11582565954644503,0.11603386796545302],"n_dims_used":44,"mean_confidence":0.9184437665072355},"coverage":{"mean_confidence":0.9184437665072355,"n_dims_used":44,"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}}