{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004639","490:4900004625","490:4900004911","490:4900007551","490:4900007670","490:4900005311","490:4900005178","490:4900003117","490:4900004780","490:4900004900","490:4900004614","490:4900003658","490:4900001115","490:4900007063","490:4900007550","490:4900001773","490:4900002978","490:4900002675","490:4900005040","490:4900002690","490:4900003516","490:4900005838","490:4900004771","490:4900007661","490:4900007537"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30882993446291385,0.2829718318735738,0.1528502465274167,0.11388991599649721,0.1035720746064247,0.09097134606026584,0.06924943167881928,0.06459795596139717,0.05442231490430091,0.05103295334165441,0.049777299509677526,0.04288752843608484,0.042381912467497306,0.04189704151638049,0.03920100529069663,0.03915543959948675,0.03900185439460711,0.03620854043154199,0.034997071472376816,0.0348326455752793,0.03470353440839068,0.0346458760326571,0.03285231590973197,0.0326111341532065,0.03187525164414143],"twin_dists":[0.19909081371467102,0.20636626275696762,0.25172186003645636,0.27072042930088347,0.2765739664836525,0.28437534950570226,0.3001219471796451,0.30400466208114313,0.31337080267737927,0.31681303084226087,0.3181366287496801,0.3259396440137385,0.32655279108609003,0.32714659277552427,0.33055814566496844,0.33061748656549594,0.33081793407342375,0.3345855299678411,0.3362967322537605,0.3365328525636475,0.33671892568844775,0.3368022124899072,0.33945390110783147,0.3398198415304507,0.3409508507070013],"n_dims_used":45,"mean_confidence":0.9204514397515191},"coverage":{"mean_confidence":0.9204514397515191,"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}}