{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002722","489:4890002736","489:4890001409","489:4890001731","489:4890002332","496:4960003677","469:4690003178","469:4690004254","489:4890001926","489:4890002069","479:4790000171","466:4660001012","470:4700006672","489:4890003362","469:4690001497","469:4690001078","470:4700007029","470:4700004489","470:4700007830","499:4990000448","489:4890001978","477:4770003592","470:4700007120","466:4660010451","469:4690002771"],"twin_admin_codes":[489,489,489,489,489,496,469,469,489,489,479,466,470,489,469,469,470,470,470,499,489,477,470,466,469],"twin_sims":[0.5726470875772322,0.5586232120022145,0.5355889812290784,0.5118767538463075,0.4937459362447647,0.48469969021551096,0.475332141422771,0.4535565621130343,0.4533661261249951,0.4521893086299509,0.450716863899403,0.44735239522131315,0.44720026725386364,0.4447136209592595,0.4343689224418493,0.42864388873060555,0.42440791738149686,0.4237958794808078,0.42364383250513027,0.4205037910315393,0.41654895357959904,0.41419219378358396,0.413671419808656,0.41021387851370955,0.40878134487888407],"twin_dists":[0.13713733083787388,0.14015377751639332,0.14513300941644075,0.15030371644256477,0.15429768984615672,0.1563060659909396,0.1583980548538873,0.16331532615562308,0.1633586944007652,0.16362684172052072,0.16396271418539815,0.16473171010793128,0.16476653243059639,0.165336369312784,0.1677203226443985,0.1690493742788644,0.17003742213721001,0.17018051851881638,0.17021608095053198,0.17095170961872666,0.17188154013068163,0.17243744116599286,0.17256046287677146,0.17337894804536008,0.1737189485827054],"n_dims_used":45,"mean_confidence":0.9130301581488716},"coverage":{"mean_confidence":0.9130301581488716,"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}}