{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003046","480:4800003137","480:4800003355","480:4800003588","480:4800003407","494:4940003396","480:4800003131","480:4800003132","480:4800003178","480:4800003530","494:4940003291","480:4800003471","480:4800003268","470:4700004574","480:4800003304","470:4700005965","480:4800003523","480:4800003591","494:4940000750","490:4900004591","470:4700004584","470:4700005374","480:4800002970","470:4700004061","480:4800002672"],"twin_admin_codes":[480,480,480,480,480,494,480,480,480,480,494,480,480,470,480,470,480,480,494,490,470,470,480,470,480],"twin_sims":[0.5002414258706017,0.4093288456197849,0.4070406685098991,0.38023425403474553,0.3180851763991188,0.30573184043936386,0.29987104315152846,0.29864408847702223,0.266045792246195,0.23085248085614093,0.1934914991460108,0.18977961557242595,0.1889450148118769,0.18317702665542815,0.18114772782108088,0.17780842776597822,0.16240369630292553,0.15726772820127133,0.1486163598699601,0.1453191876058191,0.14425833202358965,0.14373981165703875,0.13535889826350628,0.13263507730856755,0.13196711619952925],"twin_dists":[0.15286226552433227,0.17358894180107826,0.17413279268903978,0.18061126762379964,0.19657318466754747,0.199943188332086,0.20156945135268914,0.2019122490014546,0.2113474817630452,0.22238338213749975,0.2353934650395413,0.23677738300774076,0.23709114890772828,0.23928663119148563,0.24007062060479037,0.24137435041850874,0.24762607535042577,0.24980544178888348,0.2535971594185843,0.2550850427691376,0.2555690749207261,0.2558066189954591,0.25973764426608636,0.261054419974453,0.26138043243640824],"n_dims_used":43,"mean_confidence":0.9220385884129724},"coverage":{"mean_confidence":0.9220385884129724,"n_dims_used":43,"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}}