{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000511","496:4960009662","490:4900000610","490:4900000238","490:4900000188","490:4900001432","494:4940004967","490:4900000951","490:4900000099","490:4900001175","494:4940005821","494:4940008431","490:4900000948","490:4900001179","490:4900004311","494:4940008596","490:4900000622","490:4900000422","490:4900000830","490:4900001046","494:4940008319","490:4900001877","490:4900000500","490:4900000823","490:4900000501"],"twin_admin_codes":[490,496,490,490,490,490,494,490,490,490,494,494,490,490,490,494,490,490,490,490,494,490,490,490,490],"twin_sims":[0.6756549574842006,0.5854912834082038,0.5789818938304245,0.49851996181058766,0.48737052367041755,0.47345159825794647,0.42625821237924544,0.4189102876651545,0.4113951507119654,0.3846441027094966,0.3502896313169753,0.34952518058872367,0.3419603890148232,0.34176196804713804,0.3390619126834084,0.3276229235919639,0.3264109669403444,0.3262549646555682,0.31627012213400524,0.31591488663421585,0.3078918725947989,0.30515344421860063,0.3019731610820911,0.29281198408189885,0.2924679814923374],"twin_dists":[0.11500644367114225,0.13438137532790723,0.13577743456871583,0.1532421702594733,0.1557119403569678,0.15881962218184545,0.16960533848039733,0.17132591190465615,0.17309897437185717,0.17953115378593876,0.18811591633382616,0.1883117073401966,0.19026150245645596,0.19031295132700957,0.19101464831018675,0.19402152654767774,0.19434345173325984,0.19438493772229354,0.1970636069874352,0.19715977652215413,0.19934837948353598,0.20010287313888833,0.20098404309704218,0.20355310625755288,0.203650491731117],"n_dims_used":45,"mean_confidence":0.9161972893608941},"coverage":{"mean_confidence":0.9161972893608941,"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}}