{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002094","470:4700007734","489:4890003294","489:4890003461","489:4890003392","496:4960005159","466:4660009475","470:4700005538","489:4890003396","489:4890002230","470:4700000736","489:4890003159","489:4890003160","480:4800005830","470:4700008704","473:4730004222","469:4690001772","489:4890002965","470:4700008555","470:4700007556","470:4700008782","489:4890002011","489:4890002332","500:5000003204","470:4700004589"],"twin_admin_codes":[489,470,489,489,489,496,466,470,489,489,470,489,489,480,470,473,469,489,470,470,470,489,489,500,470],"twin_sims":[0.41980991768557296,0.3317579772427861,0.30117044488126093,0.2899458417272476,0.2665607772349469,0.26081943856735545,0.2546215690988943,0.24667147489292646,0.24464036962455254,0.23944960622014244,0.23712344100864563,0.2346009635160418,0.2322744441280368,0.23029753408537643,0.22996030542487048,0.22927808722209972,0.22753980690259806,0.2253066490092129,0.22402395048061702,0.2228840315130958,0.22049121294510785,0.2178728779709683,0.21722937387343688,0.21646001673294082,0.21605718906396784],"twin_dists":[0.17111457780674016,0.1929280643584085,0.20120730597318737,0.20436658490498003,0.21119308881654733,0.21292500699486563,0.21482173633502433,0.2172981344054725,0.21793898888591626,0.21959254946420545,0.2203411239264113,0.22115830938036124,0.22191713027163174,0.22256585846209256,0.2226768868904647,0.22290182792141683,0.22347698029597596,0.22422016256332714,0.22464925163226324,0.2250319527746308,0.22583955487136556,0.22673002166385872,0.22694996882491184,0.22721350796470646,0.2273517459761024],"n_dims_used":45,"mean_confidence":0.9145012749565973},"coverage":{"mean_confidence":0.9145012749565973,"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}}