{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000257","490:4900000539","494:4940007842","494:4940008046","490:4900000644","494:4940007943","494:4940008054","490:4900000651","494:4940008144","490:4900000984","494:4940007642","490:4900000536","490:4900000759","494:4940007936","490:4900000983","494:4940008256","490:4900000444","494:4940007744","494:4940008453","490:4900000985","494:4940007325","494:4940008059","490:4900012312","494:4940008146","490:4900012664"],"twin_admin_codes":[490,490,494,494,490,494,494,490,494,490,494,490,490,494,490,494,490,494,494,490,494,494,490,494,490],"twin_sims":[0.1725589817210266,0.1275514937194068,0.07534712334850044,0.06790652680796082,0.059189236371124734,0.05816498614534708,0.0484818620147658,0.0449125636598895,0.0428867990953328,0.04097971175018805,0.04097083399245638,0.039237324434519216,0.037823496923512286,0.03691347904140273,0.03500220415083013,0.03396049477933656,0.033421693238532016,0.032687547563626344,0.032541223299699926,0.03110369512155593,0.03043143364287296,0.029082141283109382,0.023052385029391668,0.019926014956089123,0.019651569065297858],"twin_dists":[0.24345949908496514,0.26356747291076255,0.295340953949692,0.3012205235515819,0.30881824053949125,0.30977021270471883,0.3195316519886277,0.32354327006576256,0.32594052407534185,0.32828602926705325,0.3282971611688017,0.3305108884454786,0.3323784639587605,0.3336120671909625,0.33628937678588827,0.33780138678537086,0.3385990082033676,0.3397036515776582,0.33992634788942283,0.3421609193241306,0.34323638779140375,0.34545788444640485,0.35662247944825926,0.36345041089729385,0.36409348777556594],"n_dims_used":45,"mean_confidence":0.911745368109809},"coverage":{"mean_confidence":0.911745368109809,"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}}