{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004151","491:4910004250","491:4910004582","491:4910004313","491:4910004167","491:4910003954","491:4910004459","491:4910004662","491:4910004065","491:4910003801","491:4910003842","491:4910004364","491:4910004049","491:4910003747","491:4910003556","491:4910004348","492:4920006059","491:4910004259","491:4910004200","491:4910003913","491:4910004771","491:4910003586","491:4910003792","491:4910004534","491:4910003587"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491],"twin_sims":[0.18723364269451126,0.17326046409405313,0.172678863288325,0.14281845962884646,0.10392746931151459,0.0982454198408694,0.08873409531652186,0.08649436523932108,0.08586646846880766,0.07367112671781881,0.07347149425452199,0.06997293320795106,0.05624782140520886,0.055150043373354295,0.052343559201929464,0.04433593983066542,0.03910822527698441,0.03371190710066826,0.025772427423593848,0.023705075364798763,0.02327898497078561,0.022951614988810997,0.02219736140665306,0.02176971630120924,0.02117366172952549],"twin_dists":[0.23773758260848946,0.24317826378958554,0.24341137883019176,0.256230282024877,0.2763649768538739,0.27977548952030007,0.2858484697620575,0.2873530489156947,0.2877804057340554,0.2966228845097289,0.2967771444166242,0.29953724118381414,0.31158987072370137,0.3126550051594306,0.31546009732038177,0.32421623366884605,0.33067903614333777,0.3381680358603935,0.3513074903682382,0.35529947966621533,0.3561595241365677,0.3568296268032472,0.3584056718392398,0.3593200351311837,0.3606208890617797],"n_dims_used":45,"mean_confidence":0.8993686252170139},"coverage":{"mean_confidence":0.8993686252170139,"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}}