{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001523","490:4900002551","490:4900004241","490:4900001959","490:4900003558","490:4900001947","490:4900001789","490:4900002701","494:4940008990","490:4900004521","490:4900004115","490:4900004254","490:4900002700","490:4900008960","490:4900003976","490:4900001938","490:4900002416","490:4900002423","490:4900003547","490:4900003830","490:4900012146","494:4940008978","490:4900001795","490:4900007958","490:4900009792"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.4645218561970215,0.33706585133371275,0.3327475868196884,0.3088013227627572,0.28546016346829445,0.26999314179478934,0.2586456170769092,0.2572456293880464,0.2505814456943581,0.237258700263555,0.2355940688831616,0.23157011919807463,0.21652016610409897,0.215815680793458,0.2061823022909711,0.19530278963032996,0.190872374154688,0.18244675770780605,0.17734299710828497,0.17329467718383232,0.16585602809485317,0.1614795043420876,0.15582675322130543,0.14356556812457247,0.1348328137893683],"twin_dists":[0.16082915969503936,0.19153532230568462,0.19266748424981342,0.19909866303953488,0.2056494157870254,0.21016876225998538,0.213586989493214,0.2140151779048706,0.2160739357801714,0.22029746592744295,0.22083589897974587,0.22214783797393656,0.2271928814272947,0.2274347074184699,0.23079646781589508,0.23472485656423084,0.23636801832207852,0.23956804986939853,0.2415574399706849,0.24316456806176265,0.24618908382835036,0.24801450803547614,0.2504261973519694,0.25588658603085523,0.2599904084499676],"n_dims_used":45,"mean_confidence":0.9198378668891058},"coverage":{"mean_confidence":0.9198378668891058,"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}}