{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005253","490:4900005404","490:4900005916","490:4900005115","490:4900005267","490:4900006407","490:4900005919","490:4900006642","490:4900005271","490:4900007517","490:4900005139","490:4900005252","490:4900005274","490:4900005116","490:4900005117","490:4900005269","490:4900005915","490:4900006040","490:4900003349","490:4900004864","490:4900004048","490:4900003065","470:4700005293","490:4900005000","466:4660002541"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,466],"twin_sims":[0.5886178207615509,0.5692813768719223,0.5195360625787981,0.49504235697927174,0.45102914284040496,0.44339983170873326,0.4378267042447569,0.41234880537491825,0.40150692786904313,0.3827746707710642,0.3802505040553867,0.3696597567277954,0.3433966263694283,0.331987872243051,0.32896192426504667,0.3185769305378973,0.31745673060289703,0.3155221041172476,0.306206322486775,0.2823834150751774,0.26176611672645256,0.26094395044847624,0.2601634931671797,0.25534121274766997,0.24135311292331724],"twin_dists":[0.13371121445810186,0.13786046289911646,0.1486276111870694,0.15401076698865407,0.16389144767891523,0.16563792740556038,0.16692101484407562,0.17287320470291476,0.17545370208097705,0.17998830868250368,0.18060727644624475,0.18322636999764974,0.1898895722492422,0.19286749148324597,0.1936666186174518,0.19644058604157272,0.19674280966352206,0.19726618209609126,0.19981232271493846,0.20653633125046986,0.21263780368119245,0.21288719524455582,0.21312439184297843,0.21460001731720948,0.218983500040343],"n_dims_used":45,"mean_confidence":0.913899654812283},"coverage":{"mean_confidence":0.913899654812283,"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}}