{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003962","473:4730002817","500:5000006126","500:5000002485","500:5000002616","478:4780006400","484:4840002434","489:4890003187","473:4730001744","500:5000005981","500:5000002892","467:4670003424","467:4670001610","500:5000002111","500:5000005498","466:4660005461","477:4770003135","473:4730002957","485:4850000684","499:4990003054","500:5000006127","468:4680003891","473:4730004497","470:4700000901","485:4850009062"],"twin_admin_codes":[473,473,500,500,500,478,484,489,473,500,500,467,467,500,500,466,477,473,485,499,500,468,473,470,485],"twin_sims":[0.1906127878888865,0.10667100383857431,0.07287319720147435,0.0417862783520556,0.019126574705089983,0.01016135155496776,0.008652953790692242,0.008057978088324383,0.00733277338009039,0.007175618751544158,0.0064127000486044515,0.006263635922333659,0.004937306083442574,0.004851128300704025,0.00457886973637465,0.004210429707865614,0.0040591153915688575,0.003785125648139075,0.0037342010381214382,0.003553530532241516,0.0035399758489362085,0.0033930894793296694,0.003324184920929467,0.0032825530452102367,0.0027435503706527377],"twin_dists":[0.23646511489677433,0.27477009168459177,0.297241499193745,0.3272830515374565,0.36534580020200397,0.3934645632403761,0.40029392470324526,0.4032845469727626,0.40720991288140324,0.4081063224234031,0.4127261170617718,0.41368620346080553,0.42327669194028494,0.42397780346350966,0.42626947881429555,0.4295760617101683,0.4310107576483656,0.43373708675521716,0.43426351969157173,0.43618549689835834,0.43633325858925415,0.43796844607617236,0.43875787627385987,0.43924211310338923,0.4460768915254408],"n_dims_used":45,"mean_confidence":0.9194341023763021},"coverage":{"mean_confidence":0.9194341023763021,"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}}