{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001751","470:4700001316","470:4700000195","481:4810002152","470:4700000270","470:4700001915","470:4700000465","470:4700000919","470:4700000388","470:4700002580","470:4700001448","481:4810004972","472:4720000009","470:4700001149","470:4700000683","470:4700001602","481:4810002878","470:4700002564","470:4700007249","470:4700000554","479:4790003725","470:4700001306","470:4700000369","481:4810002574","470:4700000569"],"twin_admin_codes":[470,470,470,481,470,470,470,470,470,470,470,481,472,470,470,470,481,470,470,470,479,470,470,481,470],"twin_sims":[0.7223162279610215,0.7156971324024779,0.6281596782916132,0.5987281229615432,0.595626149393177,0.5887414969598292,0.5774896610622117,0.5760868322428593,0.5700632318180531,0.5663175812106922,0.5510217614159829,0.539932144586593,0.5370064170408496,0.5350030029904153,0.5108968265414309,0.5046020770449289,0.5044702824201875,0.498218868908864,0.4873281155509386,0.4797663223549523,0.4787280058668013,0.4785795829235473,0.4718888390243783,0.4664212923381225,0.4635804927796351],"twin_dists":[0.10475522651100687,0.10622720070560451,0.12524115129439198,0.1315453116385995,0.13220968603623737,0.13368470932409465,0.13609764843556926,0.1363987447371503,0.13769243791975008,0.13849763938505058,0.14179308205778182,0.14419130995213988,0.14482551337478247,0.1452601776985053,0.15051860441935733,0.15190153864358452,0.1519305420792324,0.15330865536249505,0.1557213662234155,0.15740617716403024,0.15763817095616386,0.15767134665995222,0.15917037281328483,0.16040061706805683,0.1610417715718354],"n_dims_used":43,"mean_confidence":0.9127236299736555},"coverage":{"mean_confidence":0.9127236299736555,"n_dims_used":43,"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}}