{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007216","470:4700007619","466:4660001392","489:4890002270","489:4890001869","470:4700002541","467:4670003382","467:4670001400","469:4690002568","499:4990002153","470:4700008863","470:4700008906","485:4850004481","479:4790004452","479:4790001790","485:4850004462","478:4780001821","469:4690001982","470:4700008867","469:4690002716","469:4690002069","489:4890002117","467:4670002649","468:4680004571","481:4810002800"],"twin_admin_codes":[470,470,466,489,489,470,467,467,469,499,470,470,485,479,479,485,478,469,470,469,469,489,467,468,481],"twin_sims":[0.28108326860672517,0.26898843080215606,0.25515737793325605,0.20056945632325734,0.19601045443462115,0.18839764458069647,0.16098179744777252,0.15219324374069604,0.14421067650664468,0.14247741938501837,0.13642485597378307,0.13224890817613452,0.1317400026210367,0.1256881108161722,0.11459707837047718,0.10259878383492949,0.10077830839314778,0.10025049729212805,0.1001227582407884,0.09193494936271712,0.09154471456136772,0.09039593851407333,0.0885688064890102,0.08838930039821986,0.08429169293541706],"twin_dists":[0.20691287057110908,0.21046776037118042,0.21465661829040628,0.2328048403971229,0.23446480302159045,0.23729745830309218,0.24822436012825666,0.25201033896286024,0.2555908803623649,0.25638761663058085,0.25922774075672356,0.26124274679546355,0.26149156303544324,0.2645076081402215,0.27033448433092044,0.27714918592162424,0.27823663089317746,0.2785547841539591,0.2786319794582897,0.2837496909379326,0.2840024388797903,0.28475146107972815,0.28595846808008524,0.2860781125847842,0.2888632809553435],"n_dims_used":45,"mean_confidence":0.9150681389702691},"coverage":{"mean_confidence":0.9150681389702691,"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}}